A Plan for Sand - Nick and Sally are playing in their sandbox, but there's not enough room for them to build their castles. The Cat arrives to take them to the biggest sandbox they'll ever see! In the desert, they meet Carmela the Camel who teaches them about how camels are adapted to live in the dry, sandy climate. Whale Music - Nick and Sally have made a song to sing to their moms, but they can't get the ending quite right. The Cat in the Hat takes them to meet the best singing teacher in the world, Humphrey the Humpback Whale! While bobbing in the ocean, Humphrey teaches the kids that whales communicate by singing, and that it's not how you sing that matters, but what you're saying in the song. The kids return home to delight their mothers with their song!

Sally and Nick have wrapped Father's Day gifts, but when they get mixed up the kids can't tell which is which. Cat takes them to Zippy Zaroo's Cookie Factory where each cookie has a toy inside. When the shrunken Thingamajigger ends up inside a cookie, they have to use their knowledge about the properties of matter and deductive reasoning to identify which cookie it's in. Nick and Sally are disappointed when their toy's battery runs out of power. The Cat takes them to Lots-o-Lakes Land to see the flight of the Dipsydoodlers. But along the way, the Thinga-ma-jigger runs out of Go-Go-Go juice and they have to find alternative forms of energy to make it go.

Sally is convinced that a tall thin glass of juice holds more than a short wide glass so Cat takes them to Point O'View where they learn that getting evidence can cause them to change their mind. Nick and Sally wonder if they can walk on a cloud, and the Cat takes them to Mount Knowmore. As they climb, they discover that materials have different properties that allow them to be solid or fluid. And when they get to the top, they have gathered enough evidence through experience of walking through the clouds to answer the original question.

A Plan for Sand - Nick and Sally are playing in their sandbox, but there's not enough room for them to build their castles. The Cat arrives to take them to the biggest sandbox they'll ever see! In the desert, they meet Carmela the Camel who teaches them about how camels are adapted to live in the dry, sandy climate. Whale Music - Nick and Sally have made a song to sing to their moms, but they can't get the ending quite right. The Cat in the Hat takes them to meet the best singing teacher in the world, Humphrey the Humpback Whale! While bobbing in the ocean, Humphrey teaches the kids that whales communicate by singing, and that it's not how you sing that matters, but what you're saying in the song. The kids return home to delight their mothers with their song!

I Love the Nightlife - Nick wants to stay awake all night. Good thing the Cat needs help finding his most favorite hat that he lost in the forest of Wagamaroo! The Cat takes Nick and Sally on a nocturnal adventure, along the way meeting a variety of animals who stay up all night! Oh Give Me a Home! - Nick has a super duper special shell and Sally wants one too! The Cat in the Hat takes them to a beachside adventure where they meet Tucker, a hermit crab who is also looking for a new shell because he's grown too big for his. An under the sea fashion show gives both Tucker and Sally super duper special shells!

Sally thinks that the three sticks she has aren't enough to make anything. Cat takes them to a place where they can get more sticks. And along the way, they discover just how many things you can do with three sticks. When Nick drops the mailbag into his train set, his fingers are too big get it out. Cat shrinka-ma-doodles them so they're small enough to be in the train set. But when the Thinga-ma-jigger falls out of reach, they need the right sized tool to help them out.

When Nick's water glass suddenly falls over without anyone touching it, Cat comes to help them solve the mystery. They go to The Great Causeway and discover the world of cause and effect. Nick and Sally are playing musical instruments and notice that Fish's water is rippling. Why? Cat takes them to the Jingly Jungle for a concert by the great Vibrato. They discover that sound and vibration go together.

Blue Feet Are Neat - Nick and Sally are trying out their new blue rubber boots but they keep getting stuck in the mud! Cat knows just who can help them - Buster, the Blue-footed Booby bird. Buster is only too happy to show them how his wide, flat blue feet help him move easily over the muddy shore. With Cat's help to make their boots wide and flat, Sally and Nick can now walk across the mud without getting stuck - just like Buster! Reef Magic - Nick has difficulty learning a "disappearing" magic trick, when who should appear but The Cat in the Hat! He takes Nick and Sally to the coral reef of Scoobamareen. There they learn that distraction is a great way for some sea creatures to hide themselves from other fish who might be looking for a bite to eat. Back at home, Nick and Sally use what they learned to make their stuffed panda disappear!

The Lost Egg - The kids are decorating the tree house for a party. The Cat knows the world's most fantabulous decorator: Stan the bower bird! Stan teaches the kids how to decorate with almost anything--shells, leaves, and pebbles. Now they can have a party in their own fantabulously decorated tree house! Hold on Tight - Nick is trying to hang onto the monkey bars but can't. The Cat takes him and Sally to meet the best holder-on-ever, his tiny little friend Larry the limpet. After shrinking down to limpet size, Nick and Sally learn how to hang onto the rocks with the help of natural hand- and footholds, some sticky stuff on their feet, and plain old perseverance. Now Nick knows that in order to stay on the monkey bars, he needs to keep trying!

Sally is trying to make a vase for her mother but each one she tries falls over. Cat takes the kids to Blueprintia where designs become real. They discover what they can learn by designing before building, which helps Sally make the vase back at home. The kids are creating a game that involves "fishing" for prizes, but they can't "catch" any of the prizes. The Cat takes them to Arcade Island where they discover what will and won't be attracted to a magnet.

Flower Power - Sally's mom has a cold, so Sally wants to pick her some colorful flowers to make her feel better. The Cat in the Hat takes Nick and Sally to the forest of Flora-Fah-Zoom where they meet three different creatures that all depend on flowers to live. Sally decides to make her mother a picture of their adventure in Flora-Fah-Zoom instead of picking a flower that animals need in order to survive. Snowman's Land - Sally and Nick have just finished making a statue of the Cat in the Hat out of snow, but he's starting to melt! Good thing Cat knows where to take the melting snowcat: to the cold and snowy north! In the arctic, the kids skate on a frozen lake, make snow sculptures, and learn that water can freeze and melt when it's cold or warm outside. Because it's getting warmer back home, they leave their snowcat sculpture there so they can come back and visit him!

Teeny Weeny Adventure - Nick has spotted a tiny ladybug, but Sally has found an even smaller ant! And there's nothing smaller than an ant. Or is there? Cat takes Nick and Sally to meet a variety of single-celled creatures, the smallest anywhere! Nick and Sally soon learn that a drop of water holds a whole lot more than they ever realized! I See Seeds - Sally and Nick are going on an adventure, but how are they going to get there? Skateboard? Train? Rocketship? They just can't decide, until Cat suggests they see how trees send their seeds on trips. They follow different seeds as they travel through the air, float on the water and hitch rides on animals.

Hooray for Hair - Sally and Nick are getting their hair cut today; maybe they should try new hairstyles! A trip to meet three of Cat's friends (and some styling help from the Wig-o-lator) will help them decide! Should they have Yak hair? No, too hot! How about hair like a fur seal? Not quite, too short. A porcupine? No way! How will they ever get a hug from their moms with hair that spiky? They decide that the hair they have is what's perfect for them! Ice is Nice - Nick and Sally want some nice cold lemonade, but there's no more ice cubes in Sally's fridge! A trip to Freeze-your-knees Snowland will fix that! They meet Cat's friend Polly the polar bear who introduces Sally and Nick to all the different kinds of ice that make up her home. After trying many types of ice, they find the kind that will be perfect for their lemonade!

Nick wants to create a new home for the cricket in their backyard, but the cricket won't go in. The Cat takes them on a journey but has to make an emergency landing on Lagoona-Maroon, where they discover what they really need to consider when making a shelter. Nick and Sally are frustrated by a puddle that always forms at an inconvenient spot on the sidewalk. They go to a water park and learn that water always seeks the lowest level.

A Long Winter's Nap - Sally and Nick are so excited to go ice skating tomorrow, that they can't fall asleep! Cat's friend Boris the bear can help! Off they go to the Gleep-sneep Woods to learn how Boris gets ready to take his long winter's nap. Back at home, Nick and Sally follow Boris' advice, and follow their own bedtime routine to get ready for bed. With the help of a bedtime story from Cat, they quickly fall asleep. The Tree Doctor - Sally's little maple sapling hasn't grown any bigger! To discover why, the Cat in the Hat takes the kids to meet Dr. Twiggles. With the help of the tree doctor and his songs, Nick and Sally discover how trees "eat"; - through their leaves and roots. They also learn that trees grow verrrry slowly. A few more years and their maple sapling will grow into a maple tree!

Secret Super Digger - Sally is trying to grow a flower for her mom, but it just won't grow. Time to see Finola! At Finola's Farm, she introduces Cat, Sally and Nick to her secret super digger - Diggery the earthworm. Diggery shows them how plant roots need water air and compost, which Diggery helps to make. Sally's flower is sure to grow once she gets some of her own secret super diggers to help! Pucker Up and Blow - Nick and Sally are trying to whistle but they just can't seem to get it right! The Cat takes them to visit his friend, Rocky the Winter Wren, who is an expert whistler. Rocky, and his son Ricky, offer this advice: if you want to whistle, start with one note and practice.

Rain Game - Sally wants to water the plants in her backyard, but it's hot and sunny outside. They need rain, and lots of it! Good thing the Cat in the Hat knows exactly where to go to get some: the rain forest! With the assistance of some toucans and the singing of howler monkeys, they explore each level of the rain forest, eventually reaching the top and the rain! No SSSweater is Better - Nick's favorite sweater is too small and he doesn't want to change it. The Cat in the Hat has a friend with the exact same problem! He brings them to meet Slyde the snake who shows Nick and Sally how he sheds his skin when it gets too small for him.

Nick and Sally need a strong piece of string to pull their train, but it breaks, and they don't have anything stronger in their craft box. The Cat takes them away, but the Thinga-ma-jigger malfunctions and they have to make an unscheduled landing. It turns out they've shrunken and are inside the craft box, where they discover that they can create a stronger string by braiding several strands together. Nick and Sally are in the treehouse making funny faces at themselves in the mirror when they notice a bird flying back and forth into the tree branches. They discover that the bird is building a nest and they want to get a closer look but can't do it without disturbing the birds. The Cat takes them to a mirror world where they learn how reflections work and they concoct a kind of periscope that allows them to watch the bird without disturbing it.

Jump! - Nick and Sally can't jump high enough to get their balloon that is stuck up in a tree. Good thing The Cat knows some of the best jumpers ever! Off they go to Jumpalaroo to learn how to jump from nature's masters: grasshoppers, a kangaroo, and even a flea! Slow Down for Sloths - Nick and Sally are trying to draw a picture of a butterfly but can't get close enough to see it. Cat takes them to meet Onslow the Sloth, who teaches the kids that when you slow down, the world comes to you. After lots of practice (and a race to see who's the slowest!), Nick and Sally are now able to get closer to the butterfly and finish their picture!

Pick Your Friends - It's Valentine's Day and Nick and Sally disagree hotly on how to decorate the card they're making for the Cat. Does this mean they aren't really best friends? The Cat takes them to meet Sheldon, a tortoise who knows all about friendship. They learn that Sheldon's best friend is completely different from him and that being best friends doesn't mean you always have to agree. Finola's Farm - Nick and Sally are sittind down to breakfast but have run out of milk. The Cat arrives to take them to Finola's Farm to have breakfast with Finola. First they learn how to milk a cow, then they discover that cows' milk can be made into butter and cheese and best of all--ice cream!

You Should Be Dancing - Nick and Sally are planning to put on a show for their moms, but they can't finish their dance without falling down! The Cat in the Hat takes them to meet one of the best dancers in the world, Tango a bird of paradise! With a few costume changes and a little practice, Nick and Sally are finally able to show their moms their new dance! Batty for Bats - Sally and Nick are playing a game of blindfolded freeze tag but they can't seem to find each other! Luckily the Cat has a friend who is always able to find his way in the dark. He takes them to meet Zapita, a bat who teaches the kids about echolocation. Now that Nick and Sally know how to listen to find their way, freeze tag has become a lot more fun!

Sally wants to fly her kite but can't seem to work out the timing to get the wind right - after all, you can't see wind. The Cat takes them to Windnasium where they learn to "see" wind in all kinds of ways. When Nick's favorite flyer gets stuck in the tree, Nick wishes he could jump really high and retrieve it, but gravity holds him down. Cat takes them to Gravity Drop where they discover what happens when there's more or less gravity. And Nick figures out how to use gravity to get his plane back.

Seasons - Spring and Summer - For Show and Tell at school, Nick and Sally must bring something from their favourite season. But how can they choose which is their favourite? The Cat in the Hat takes them to the magical Garden of Seasons, where they can visit any season they like, any time they like! They meet three young animals and journey with them as they begin to grow up. Sally decides that she has two favourite seasons, and with the pictures taken from the Snaparama camera, she now has a scrapbook of pictures to show why! Seasons - Fall and Winter - It's Nick's turn to choose a favourite season. Back to the Garden of Seasons to visit Fall and Winter! In Fall, they meet up with their friends from Spring and Summer to have a going away party for Candy the goose who's about to fly south. In Winter, they have a great time playing with Sam the hare while all his other friends hibernate. Nick can't decide on just one season, so he makes a picture of all the fun they had in both seasons!

Flutter By Butterfly - Sally and Nick are pretending to be butterflies, but they're not very good at it. The Cat takes them to meet Bernadette the Monarch butterfly, who can teach them all about fluttering. Following Bernadette from Milky Weed Meadow to Prickly Pines forest they learn that butterfly wings are used for so much more than just fluttering! Pretty in Pink - Sally and Nick are having fun trying out different moves when the Cat arrives to show them some cool moves of his own. He learned them from Pinkie the flamingo. The kids want to learn too, so off they go to Gooney Goon Lagoon! There they learn all about flamingos - fun moves and all! Back at home Cat, Nick and Sally all move together... the flamingo way!

Minnie Meerkat - Sally and Nick are planning to camp out in the backyard, but there are some scary noises out there! Not to worry, The Cat's friend Minnie Meerkat can teach them all about camping safe. Off to Peekaboo Plains where a group of meerkats show them how they make their camp safe every night. Now Sally and Nick know what to do to feel safe in the backyard. And it doesn't hurt to have the best lookout ever - The Cat in the Hat! Leaves - Nick and Sally are going to make a leaf collage of Cat, but the leaves they have aren't the right shape, they need different ones. It's off to Kaloo-Kalee for some leaf collecting! There, they learn that leaves help trees make food, and that's why it's best not to pick the leaves from the branches. They collect fallen leaves from three different trees with very different leaves. Now they have everything they need to make their picture of Cat, and even one for Fish!

Nick gets some new train cars for his train set and wants to add them to his train, but the magnets won't connect. The Cat takes them to the Magnetic Fields where they learn how magnets work. Nick is trying to learn how to ride his bike so the Cat takes him and Sally to Balence Point, where he discovers the things to keep in mind when trying to maintain your balance.

Trees Company - Sally and Nick are playing up in their treehouse when Nick's mom calls them for lunch. Nick wonders what it would be like to stay up in that tree all the time! The Cat in the Hat knows! Or at least he has friends that do. In Jimmer Jammer Jungle the kids learn how different animals spend their entire lives in trees. As neat as that is, there's one thing those trees don't have, and that's mom's home cooking! Now You See Me - Nick and Sally are playing hide and go seek, but Sally keeps getting found! The Cat takes the kids to meet the best hider ever, his friend Gecko! Through a game of hide and go seek in the jungle, the kids learn how Gecko not only hides, but how he runs and climbs. Now Sally knows how to camouflage herself so she won't be so easily found!

Step This Way - The kids are playing dressup, with Sally wearing her mom's shoes, and Nick wearing his dad's shoes. They're having trouble walking, and the Cat thinks it's because their feet are the wrong shape. But doesn't everyone have the same shaped feet? Not at all! The Cat takes them to the Jungle of Bingle-Bungle Boo to meet his friends Emily the teal, Mikey the lemur and Greg the Gecko. They see that animals have differently shaped feet to help them do different things! You need the right feet for the right job! Anything You Can Do - Nick and Sally are pretending to be The Cat in the Hat. But there's only one Cat, no doubt about that! Pretending to be other people is hard. The Cat takes Nick and Sally to meet his good friend Mimi the Mimic Octopus to learn some tips on how to pretend to be someone else. They learn how to observe, pick out something special about the person and then copy it. Mimi does it to protect herself, but now Nick and Sally can pretend to be the one and only Cat!

Chasing Rainbows - The kids are painting a picture of a rainbow but can't remember all the colors to use. Luckily for them, Cat takes them to Color-ga-lore to meet King Kaleidoscope, an expert on rainbows! A musical number teaches them the proper color order, and a silly spray of water leads them to discover how to make their very own rainbow! Follow the Prints - Nick and Sally are enjoying a backyard picnic when they discover their last strawberry has gone missing! Who could have taken it? Cat's friend Cluey Looey can help them! They are off to Muddyfeet Waterhole where they learn about how the differently shaped feet, paws, or hooves of various animals make differently shaped footprints. Back home, they follow the prints and discover their strawberry was taken by a squirrel! Luckily, the Cat has some more!

Sniff and Seek - Nick's most favourite smell is chocolate chip cookies! But what is Sally's? She's not sure. What better way to find out than by playing sniff and seek with a skunk! Cat introduces Nick and Sally to Whiffy, and in the adventure of finding Sally's favourite smell they discover how good Whiffy is at protecting himself with his very own special smell. Aye Aye! - Nick and Sally are making Halloween masks, but they want to make them really scary. Cat takes them to meet Aiya, the Aye Aye, in the forest of Spookywoowoo. Aiya shows them, that even though he may look scary - his big ears, huge eyes and long fingers help him to find food. And now Nick and Sally know just how to make their masks scary!

Thump - Nick is trying to make his mother a surprise lunch, but she keeps coming into the kitchen! If only there was a way for him to know when she was coming. The Cat takes Nick and Sally to meet his friend Twitch the rabbit. Twitch and her bunnies teach Nick and Sally how to stop, look and listen for danger. Now Sally that can warn Nick when his mom is coming, they're able to surprise her with lunch! Squirreled Away - Nick can't remember where he put his yoyo. Cat offers to take the kids to meet his friend Bucky the squirrel who is good at both hiding and finding things! Nick and Sally learn how to use landmarks to help them remember where they put things. Back at home Nick, thinking like Bucky, is able to track down his yoyo!

When Sally accidentally destroys Nick's model of a mountain, the Cat takes them to meet Sara of Serendip, an inventor who helps them understand that you can make new discoveries through your mistakes. Nick discovers that Sally can't hear him when he yells from his bedroom window if their bedroom windows are closed. The Cat takes them to the Soundy Sea and they learn that sound travels in waves.

A Tale About Tails - Nick and Sally are playing "Tape the Tail on the Donkey" when they wish they had tails of their own! Well it just so happens that the Cat knows a lot about tails! He brings them to the Jungle of Wagga-Tag-Tail where they meet a number of animals with very different tails. When Nick and Sally get to test out all of these tails for themselves, they learn that different tails can do different things! Sticky Situation - Sally and Nick are playing the drums on overturned buckets when Nick breaks his drumstick! Luckily, the Cat knows someone who is a stick expert, his friend Betty Beaver! She finds Nick the perfect drumstick, but when her dam springs a leak, Nick, Sally and the Cat help her fix it, using Nick's new stick. He doesn't have a stick anymore, but Nick learns an even better way to drum: using a home-made beaver tail!

Help With Kelp - It's Fish's birthday and Nick and Sally want to get him a special present, but who can they ask for ideas? Cat's friend Gary the Garibaldi fish might have an idea! Off to the Briny Blue Sea where they meet a variety of creatures in a kelp forest who use the kelp for both food and protection. Back at home they make a picture of the kelp forest for Fish. It's the best present he could ever hope for! Treetop Tom - Nick and Sally are playing when their ball gets caught up high in the branches of a tree. Oh how they wish they were tall! Being tall is something Cat's friend Treetop Tom knows all about. They meet the giraffe in the So Sunny Savannah, and with the help of Cat's "tallerizers", Nick and Sally are as tall as Tom! They soon learn that being small has its

Maps - Nick and Sally are pretending to be pirates. The Cat takes them on a real pirate adventure by following a treasure map! They use landmarks to find their way to a real pirate treasure: parchment paper and ink pens to make their own pirate maps! Termite Towers - Sally and Nick just can't seem to keep their block tower from toppling over. The Cat in the Hat takes them to meet some expert tower builders: the termites! After shrinking down to bug-size, they learn from Terry termite how to build a tower that won't wiggle and wobble. With some engineering tips from a termite, Sally and Nick can build their block tower higher than before!

Take a Walk - Sally and Nick are practicing to be in a three-legged race, but walking on three legs is hard! Well if anyone knows about walking, its Cat's friends Sid the centipede, Spinny the spider and Bugsy the beetle! They all teach the kids how they walk on many legs by keeping a steady pace and walking in a rhythm and a beat. Back at home, Nick and Sally practice what they learned by using their own special rhythm! Cotton Patch - Oh no! Nick has torn his favourite shirt! He needs a perfect patch of cotton to fix it. Good thing Cat's friend Dr. Twiggles knows all about cotton! Off to Fluff'n Stuff Fields to see him! Once there, the kids are astonished to learn that you can make clothes from plants! Dr. Twiggles shows them how to pick the cotton, clean and dry it, comb it and spin it into thread. Finally, he demonstrates how the thread comes together to make a patch by using his loom. They even learn how to dye the cotton by using berry juice. Nick's favourite shirt is as good as new!

Dress Up Day - Nick and Sally are playing dress up, but oh no! Sally's princess dress has torn, and mom doesn't have any silk thread to fix it. Cat takes them to his good friend Mindy, the silk caterpillar. Mindy shows them how she makes silk. Sally uses the silk thread to fix her swirly twirly princess dress! Bathtime - Nick and Sally have been playing in the mud, and now they need to get clean! The Cat in the Hat knows some friends who have some very wonderful ways to bathe! In Bana Bana Savanah, they meet three different animals who all keep clean in very different ways. Even though it was fun to try bathing how the animals do, Sally and Nick decide that good old soap and water works best for them!

Digging The Deep - Nick and Sally are exploring how deep they can dig in the sandbox. The Cat arrives to whisk them away to the deepest place he knows - the bottom of the Swirly Whirly Ocean! They meet up with Aurilia the Angler fish who guides them to the very bottom of the ocean floor. Now that they've gone as deep as deep can be, it's off to find the next adventure! Puddle Puzzle - Nick and Sally are excited to jump in the giant puddle in their backyard - but it's gone! Where did it go? With the help of Cat's Seussian camera, they see that the puddle has turned into water vapour. Off they go to the Bluey Blue Sky to follow their puddle. They discover that the water vapour rises high into the sky, then cools off and falls as rain. They go back home and are delighted to see that their puddle is back.

Babies - Sally is looking after some baby hamsters, but how can she and Nick hold them right? Well, different animals hold their babies different ways. A trip to Ozzie-Wozz Outback will help them, Cat has some friends who know all about carrying babies! First up is Wilma the spider, who carries all her babies on her back. Then it's off to see Dilly the crocodile, she carries her babies in her mouth! And the last stop, Coco the Koala who uses a pouch to carry her little one. But how does that help Nick and Sally? Well all the babies were happiest with their moms, so they'll just leave them all together. Fast - It's a race to the treehouse, but Nick and Sally wish they could go as fast as an airplane! How about a peregrine? asks The Cat. What's that? The fastest creature in the world! His friend Perry the Peregrine Falcon will show them how fast he can be. Off to Steep-and-Deep Cliffs to meet him! Using Cat's special backpacks, the kids have wings like Perry's so they can fly through the air too. Perry shows them how he dives straight down to catch his food. Who wants to be as fast as an airplane, when you can be a peregrine falcon!

Gorillas in the Nest - Sally and Nick have made a sleepover tent on the floor. But it's not very comfortable. The Cat's friend Gordon the Gorilla knows how to make a comfortable bed. Off to the Twisty-Misty Mountains to meet him! They discover that gorillas build nests to sleep in, with the dads sleeping on the ground and the moms and kids sleeping in a tree! Now Nick and Sally know how to make their own comfy cozy "nests" at home! Tale of a Dragon - Dragons don't really exist, but Cat knows some lizard friends who are oh-so like dragons! They can show Nick and Sally how to pretend to be dragons. The first one they meet is Ignacio the green iguana who shows them his spikes and dewlap. Then it's off to meet Draco the flying lizard who has wings! Kimora the komodo dragon is the last stop, she shows the kids her long wiggly tongue. Now, with some help from things around the house, Nick and Sally know just what they need to be dragons!

Little Lemmings - It's cold outside, but Nick and Sally want to keep playing. Is there a way to stay warm out in the cold? Cat's friend Lars the Lemming will know! He lives in the Wundra-Bundra-Tundra. It's cold out, but with Lars' fur coat, he doesn't even notice! They help Lars find a new home, one where there's more food for him and his family and they discover that he uses the snow to help keep him warm! Back at home the kids wear two winter coats to help them keep warm. But what's even warmer than that, hot chocolate! Keep the Beat - Nick and Sally have been running around the backyard and now their chests are thumpity thumping! The Cat explains that that is their hearts boom boom booming! But why? wonders Sally. A visit to Dr. Giggles will answer that question. By shrinking down super small, they follow Dr. Giggles' directions to follow the path that blood takes, learning about how the heart is a pump. They watch Thing 2's heart beat faster when he runs, and slows down when he stops. With all this running around, their bodies are now making another sound - rumbling tummies!

Be Cool - Phew, it's hot outside! How are Sally and Nick going to stay cool? Cat suggests that they should visit some friends in the Dizzle-dazzle Desert to learn how to keep cool. They learn that some animals are light coloured, some stay out of the sun, and some, like Tommy the coolest toad around, just mooove sloooow. Nick and Sally take their advice, but Cat has an even better idea - run through a sprinkler! Elephant Walk - When building a toy construction set, Nick and Sally wonder if there's such thing as a one-thing-does-it-all tool. Well, the Cat knows just who to visit to find out - Themba the African elephant! Themba, and her daughter Efia, show the Cat and the kids all the different things their trunks can do. Nick and Sally realize that elephant trucks are just like hands, so they already have a one-thing-does-it-all tool!

When I Grow Up - Sally and Nick are trying to guess what they'll be when they grow up when the Cat drops in for a visit. Cat is sure Nick and Sally will never guess what his friend Puggle will be when she grows up. When they see her, they start guessing right away! A frog? A duck? No, a beaver! They discover that, while Puggle may have some similarities to other creatures, she will grow up to be a duck billed platypus! Doing It Differently - Nick and Sally can't seem to find Harvey the guinea pig. They find the Cat in the Hat instead! Cat suggests that Sally and Nick might find Harvey by meeting three friends who always do things differently - like a bird that runs instead of flies, or a cat that swims, or a fish that walks on the mud! Nick and Sally are sure to find Harvey now - by doing it differently!

Surprise Surprise - Try as they might, Nick and Sally just can't learn to do a somersault. Luckily Cat's friend Luis the Armadillo is the king of the roly polys! But when they find Luis, they learn that he only rolls when he gets surprised. They take turns trying to surprise him, and when they finally do, they're the ones surprised when they learn that not only can Luis roll, but he can even run underwater! Back at home, they follow Luis' advice and are now able to somersault! A Howling Good Time - Nick and Sally are pretending to be lost adventurers when Sally wonders what to do if you really do get lost. The Cat in the Hat knows a wolf pup who knows all about getting lost and found! In the Hooty Howly Woods Grayson shows them how wolves howl to communicate and to find each other. Now Sally and Nick know one thing to do if they get lost - howl for mom!

Flight of the Penguin - Sally and Nick are pretending to fly in their backyard. Oh wouldn't it be great if they really could? The Cat in the Hat brings them to meet his good friend Percy the penguin. After a fun race with a penguin and a bird, the kids learn that not all birds fly, but that doesn't mean they aren't fast! Let's Go Fly a Kite - Sally, Nick and the Cat are trying to fly a kite, but there's not enough wind. The Cat in the Hat takes them to Huff-Puff-Maguff where there's so much wind, they lose their kite! They chase the kite, using the wind to help them. When they finally reach it, the breeze helps to cool them down!

Rumbly Tumbly: Nick's hungry tummy is rumbling! But why do our stomachs make noises when they're hungry? A super shrunken trip into Thing One's stomach will show them the answer! They learn how chewing and stomach juices help to break down the food, and the tummy sounds are actually the stomach working. When your tummy is empty, the sounds are much louder! There's only one way to quiet Nick's rumbly tumbly... a chewy chocolate chunky chunk chip cookie! Planet Name Game: Nick and Sally have run out of things to name in the garden. Good thing Cat needs help putting his model of the solar system back together - they can help him name the planets! Off in the Space-a-ma-racer they go on a whirlwind trip around the universe, learning the names of the seven planets as they go.

Big Cats - When Sally and Nick have difficulty sneaking up on Nick's Mom to surprise her, The Cat brings them to meet some great sneaker-uppers - cats! Three big cats in particular. The kids learn to be patient from a snow leopard, speedy from a cheetah and the trick of distraction from a lion. Back in Nick's yard they sneak up on his mom and surprise her! Then Nick and Sally are surprised when the best sneaker-upper sneaks up on them - The Cat! Fantastic Flour - Nick and Sally are making their "Best Ever Yummy For Your Tummy" muffins when they realize they don't have enough flour. Cat knows just where to get more - Finola's Farm! With help from Cat, Sally, Nick, and the Things, Finola harvests the wheat then shows them how to turn it into flour. Now that they have enough flour, they can finish making their muffins!

Thump - Nick is trying to make his mother a surprise lunch, but she keeps coming into the kitchen! If only there was a way for him to know when she was coming. The Cat takes Nick and Sally to meet his friend Twitch the rabbit. Twitch and her bunnies teach Nick and Sally how to stop, look and listen for danger. Now Sally that can warn Nick when his mom is coming, they're able to surprise her with lunch! Squirreled Away - Nick can't remember where he put his yoyo. Cat offers to take the kids to meet his friend Bucky the squirrel who is good at both hiding and finding things! Nick and Sally learn how to use landmarks to help them remember where they put things. Back at home Nick, thinking like Bucky, is able to track down his yoyo!