Michelangelo shows Brad that even when you want something done quickly, doing something well takes time. / Dorothy Levitt shows Xavier that when learning a new skill, such as skateboarding, it helps to start with the basics.

David Suzuki shows Xavier that when we take care of the earth, we take care of ourselves, too. / Esther Martinez tells a traditional Tewa legend, which helps Xavier and Yadina realize how stories can connect us to our family histories.

Grandmaster Flash shows Xavier that if he wants to create new music for a dance party, he should experiment! / Mary Seacole shows Xavier and Yadina that there are many ways they can help Brad feel better after falling off his bike.

Jerry Siegel and Joe Shuster encourage Brad to believe in the power of his imagination, even when other people don't. / Edmonia Lewis inspires Xavier to proudly create a piece of art for his mom that represents their family.

Hedy Lamarr shows Yadina that she doesn't have to give up singing to become President; she can be more than one thing. / Archimedes shows Xavier, Yadina, and Brad that when trying to accomplish a difficult goal, creative thinking can lead to new ideas.

Gwen Ifill shows Yadina that asking questions about a mystery job her mom has for her is a great way to get information. / Matthew Henson shows Xavier and Brad that they can learn from each other to finish their classroom presentations.

Gwen Ifill shows Yadina that asking questions about a mystery job her mom has for her is a great way to get information. / Matthew Henson shows Xavier and Brad that they can learn from each other to finish their classroom presentations.

Kofi Annan shows Yadina and Brad that when they can't agree on how to spend their fundraiser money, finding a compromise can help everyone. / William and Caroline Herschel show Xavier that including Yadina in his magic show can make it even more fun.

Gwen Ifill shows Yadina that asking questions about a mystery job her mom has for her is a great way to get information. / Matthew Henson shows Xavier and Brad that they can learn from each other to finish their classroom presentations.

Gwen Ifill shows Yadina that asking questions about a mystery job her mom has for her is a great way to get information. / Matthew Henson shows Xavier and Brad that they can learn from each other to finish their classroom presentations.

Gwen Ifill shows Yadina that asking questions about a mystery job her mom has for her is a great way to get information. / Matthew Henson shows Xavier and Brad that they can learn from each other to finish their classroom presentations.

Kofi Annan shows Yadina and Brad that when they can't agree on how to spend their fundraiser money, finding a compromise can help everyone. / William and Caroline Herschel show Xavier that including Yadina in his magic show can make it even more fun.

Bruce Lee helps Xavier and Brad realize that no matter how angry they may get with each other, they are in charge of what their body does. / Sonia Manzano shows Yadina that when she feels anxious about going to the dentist, telling stories can help manage those big feelings.

Jerry Siegel and Joe Shuster encourage Brad to believe in the power of his imagination, even when other people don't. / Edmonia Lewis inspires Xavier to proudly create a piece of art for his mom that represents their family.

Kofi Annan shows Yadina and Brad that when they can't agree on how to spend their fundraiser money, finding a compromise can help everyone. / William and Caroline Herschel show Xavier that including Yadina in his magic show can make it even more fun.

Gwen Ifill shows Yadina that asking questions about a mystery job her mom has for her is a great way to get information. / Matthew Henson shows Xavier and Brad that they can learn from each other to finish their classroom presentations.

David Suzuki shows Xavier that when we take care of the earth, we take care of ourselves, too. / Esther Martinez tells a traditional Tewa legend, which helps Xavier and Yadina realize how stories can connect us to our family histories.

Bruce Lee helps Xavier and Brad realize that no matter how angry they may get with each other, they are in charge of what their body does. / Sonia Manzano shows Yadina that when she feels anxious about going to the dentist, telling stories can help manage those big feelings.

Kofi Annan shows Yadina and Brad that when they can't agree on how to spend their fundraiser money, finding a compromise can help everyone. / William and Caroline Herschel show Xavier that including Yadina in his magic show can make it even more fun.

Zelia Nuttall shows Xavier that asking questions about his mystery birthday present can lead to exciting discoveries. / Jules Leotard shows Xavier that it's perfectly normal for him to feel many different emotions when it's his turn to jump off the diving board.

Gwen Ifill shows Yadina that asking questions about a mystery job her mom has for her is a great way to get information. / Matthew Henson shows Xavier and Brad that they can learn from each other to finish their classroom presentations.

Bessie Coleman shows Yadina that if she wants to hike to the top of the hill, she has to keep going for it./ King Sejong the Great inspires our trio to give more kids the opportunity to make suggestions for the KidZone, because everyone has ideas worth sharing.

Alvin Ailey shows Yadina that music and dance can help bring people together when she worries that her Spanish-speaking aunt will feel left out at her school's English concert. / Lucy Maud Montgomery shows Xavier that if he feels lonely when his friends aren't around, his imagination can keep him company.

Michelangelo shows Brad that even when you want something done quickly, doing something well takes time. / Dorothy Levitt shows Xavier that when learning a new skill, such as skateboarding, it helps to start with the basics.

Bessie Coleman shows Yadina that if she wants to hike to the top of the hill, she has to keep going for it./ King Sejong the Great inspires our trio to give more kids the opportunity to make suggestions for the KidZone, because everyone has ideas worth sharing.

Kofi Annan shows Yadina and Brad that when they can't agree on how to spend their fundraiser money, finding a compromise can help everyone. / William and Caroline Herschel show Xavier that including Yadina in his magic show can make it even more fun.

Gwen Ifill shows Yadina that asking questions about a mystery job her mom has for her is a great way to get information. / Matthew Henson shows Xavier and Brad that they can learn from each other to finish their classroom presentations.

Grandmaster Flash shows Xavier that if he wants to create new music for a dance party, he should experiment! / Mary Seacole shows Xavier and Yadina that there are many ways they can help Brad feel better after falling off his bike.

Hedy Lamarr shows Yadina that she doesn't have to give up singing to become President; she can be more than one thing. / Archimedes shows Xavier, Yadina, and Brad that when trying to accomplish a difficult goal, creative thinking can lead to new ideas.

Grandmaster Flash shows Xavier that if he wants to create new music for a dance party, he should experiment! / Mary Seacole shows Xavier and Yadina that there are many ways they can help Brad feel better after falling off his bike.

Ruth Bader Ginsburg inspires Yadina to speak up when the girls are left out of a Nature Troop activity, helping her to realize that she has the power to create change.

I am Florence Nightingale When Yadina gets the hiccups right before a big show & tell appearance, she turns to Xavier and Brad for help. Unsure how to cure her, the boys have some fun coming up with silly solutions, none of which work. To the Secret (hic) Museum! Our heroes travel back in time to meet legendary nurse Florence Nightingale, just as she's presented with a very serious problem: her neighbor's dog has a sore paw. To the library! Florence dedicates herself to learning exactly how to get the poor pup back on his feet, inspiring Xavier and Brad to commit themselves to finding a real solution to Yadina's hiccup problem. From now on, they'll always help others as best they can. Curriculum: "It's important to help others as best you can." I am George Washington Carver While playing soccer, Xavier accidentally smushes a flower in the garden. Yadina wants to help the little flower, but Xavier doesn't get it - what's the big deal? To the Secret Museum! Our trio travel back in time to meet an expert in plant care: George Washington Carver... accidentally smushing three more flowers in the process! Good thing George Washington Carver knows just what to do. As the kids transport the plant patients back to George's secret garden, Xavier learns all about how amazing plant life is and why it's so important each one of us help take care of the Earth. Curriculum: "Take care of the Earth"

Eugenie Clark shows Brad that when he's faced with something that seems a bit scary, asking questions can help him feel less afraid. / Benjamin Banneker shows Yadina that overcoming a challenge such as a difficult riddle can make her feel proud.

I am Leonardo da Vinci Xavier gets caught in a tailspin when he can't decide which after-school activity to sign up for. Basketball? Dance? Robotics? It all sounds fun, how can he possibly pick just one? To the Secret Museum! Our heroes are sent back in time to meet the ultimate renaissance man: Leonardo da Vinci. During their playdate, we discover that Leonardo is interested in a lot of different things, too - just like Xavier! And he wouldn't have it any other way. What he learns doing one thing helps him with another! He helps Xavier to see that it's okay to try many different activities. Curriculum: "It's okay to try many different activities." I am Amelia Earhart There's a bike rodeo coming up and Brad can't wait to sign up, until he realizes that the course isn't training-wheel friendly. Uh oh. Brad can't possibly ride his bike without training wheels, can he? To the Secret Museum! Xavier takes his pal back in time to meet someone who never backed down from a challenge: Amelia Earhart. Watching Amelia boldly chase her dream of soaring through the clouds as the first woman to cross the Atlantic Ocean solo convinces Brad that when there's something you really want to do, even if it seems impossible, you just have to go for it. Curriculum: "Go for it!"

I am Florence Nightingale When Yadina gets the hiccups right before a big show & tell appearance, she turns to Xavier and Brad for help. Unsure how to cure her, the boys have some fun coming up with silly solutions, none of which work. To the Secret (hic) Museum! Our heroes travel back in time to meet legendary nurse Florence Nightingale, just as she's presented with a very serious problem: her neighbor's dog has a sore paw. To the library! Florence dedicates herself to learning exactly how to get the poor pup back on his feet, inspiring Xavier and Brad to commit themselves to finding a real solution to Yadina's hiccup problem. From now on, they'll always help others as best they can. Curriculum: "It's important to help others as best you can." I am George Washington Carver While playing soccer, Xavier accidentally smushes a flower in the garden. Yadina wants to help the little flower, but Xavier doesn't get it - what's the big deal? To the Secret Museum! Our trio travel back in time to meet an expert in plant care: George Washington Carver... accidentally smushing three more flowers in the process! Good thing George Washington Carver knows just what to do. As the kids transport the plant patients back to George's secret garden, Xavier learns all about how amazing plant life is and why it's so important each one of us help take care of the Earth. Curriculum: "Take care of the Earth"

Eugenie Clark shows Brad that when he's faced with something that seems a bit scary, asking questions can help him feel less afraid. / Benjamin Banneker shows Yadina that overcoming a challenge such as a difficult riddle can make her feel proud.

James Braidwood shows Brad that when he is feeling nervous, being prepared can help him stay calm. / Queen Lili'uokalani shows Xavier and Yadina that being responsible can involve making hard choices.

I am Isaac Newton Xavier tries mini golf for the first time, and things don't exactly go as planned. No matter how hard and fast he swings, the ball never goes in the hole... To the Secret Museum! Our trio are sent back in time to meet an expert in the laws of motion: Sir Isaac Newton. Isaac is in the middle of his own problem, trying to figure out how he can out jump boys who are clearly bigger than him. Instead of attacking the problem hard and fast, Xavier style, Isaac takes a much calmer approach with the use of a thinking tree and a thinking kite. When he finally solves his problem and wins the long jump competition, Xavier realizes how much better it is to slow down and think through problems. I am Golda Meir When Yadina finds turtles crossing the bike path in the park, she becomes very worried about them - what if they get hit by a bike? Or a trike? She wants to help them stay safe, but what can she do? This problem seems way too big for her. To the Secret Museum! Our heroes go back in time to meet an expert problem solver: Golda Meir. They find Golda in the midst of a big problem herself: a bunch of the kids at her school don't have access to the books they need! This is another toughie. But Golda, undaunted, comes up with the idea to hold a community fundraiser to get money for the books, showing Yadina that she should tell people when there's a problem so you can solve it together.

Alvin Ailey shows Yadina that music and dance can help bring people together when she worries that her Spanish-speaking aunt will feel left out at her school's English concert. / Lucy Maud Montgomery shows Xavier that if he feels lonely when his friends aren't around, his imagination can keep him company.

I am Johann Sebastian Bach Xavier is pumped to once again rock the school talent show with his rendition of Hot Cross Buns on the recorder. Only problem is, he hasn't exactly improved since last year's performance. In fact, he may have gotten worse! How could this happen? And what can he do about it? To the Secret Museum! Xavier and the gang go back in time to meet someone who knew exactly how to rock out to the max: Johann Sebastian Bach. Joining Bach as he works on his song over and over again, learns all he can about his instrument, and travels miles by foot to watch other musicians play helps Xavier to see there's only one way he can get better on the recorder: he'll have to work hard and practice. Curriculum: "If you want to get better at something, you have to work hard and practice." I am Marie Curie Brad is crestfallen when he shows up for his first meeting of the Butterfly Club, only to find out it's for kids 7 and up. And he's only 6! Does this mean he'll never get to learn more about his beloved butterflies? To the Secret Museum! Brad and the gang travel back in time to meet someone who never let anything stand in her way: Marie Curie. Marie dreams of one day being a scientist, but those dreams seem to shatter when she finds out girls aren't allowed to go to university. How silly! But, Marie doesn't let that stop her; she finds her own secret university where she can learn, then starts up her very own lab and makes an amazing scientific discovery! Marie Curie inspires Brad to follow his dreams no matter what. Curriculum: "Follow your dreams, no matter what."

Zelia Nuttall shows Xavier that asking questions about his mystery birthday present can lead to exciting discoveries. / Jules Leotard shows Xavier that it's perfectly normal for him to feel many different emotions when it's his turn to jump off the diving board.

I am Isaac Newton Xavier tries mini golf for the first time, and things don't exactly go as planned. No matter how hard and fast he swings, the ball never goes in the hole... To the Secret Museum! Our trio are sent back in time to meet an expert in the laws of motion: Sir Isaac Newton. Isaac is in the middle of his own problem, trying to figure out how he can out jump boys who are clearly bigger than him. Instead of attacking the problem hard and fast, Xavier style, Isaac takes a much calmer approach with the use of a thinking tree and a thinking kite. When he finally solves his problem and wins the long jump competition, Xavier realizes how much better it is to slow down and think through problems. I am Golda Meir When Yadina finds turtles crossing the bike path in the park, she becomes very worried about them - what if they get hit by a bike? Or a trike? She wants to help them stay safe, but what can she do? This problem seems way too big for her. To the Secret Museum! Our heroes go back in time to meet an expert problem solver: Golda Meir. They find Golda in the midst of a big problem herself: a bunch of the kids at her school don't have access to the books they need! This is another toughie. But Golda, undaunted, comes up with the idea to hold a community fundraiser to get money for the books, showing Yadina that she should tell people when there's a problem so you can solve it together.

I am Johann Sebastian Bach Xavier is pumped to once again rock the school talent show with his rendition of Hot Cross Buns on the recorder. Only problem is, he hasn't exactly improved since last year's performance. In fact, he may have gotten worse! How could this happen? And what can he do about it? To the Secret Museum! Xavier and the gang go back in time to meet someone who knew exactly how to rock out to the max: Johann Sebastian Bach. Joining Bach as he works on his song over and over again, learns all he can about his instrument, and travels miles by foot to watch other musicians play helps Xavier to see there's only one way he can get better on the recorder: he'll have to work hard and practice. Curriculum: "If you want to get better at something, you have to work hard and practice." I am Marie Curie Brad is crestfallen when he shows up for his first meeting of the Butterfly Club, only to find out it's for kids 7 and up. And he's only 6! Does this mean he'll never get to learn more about his beloved butterflies? To the Secret Museum! Brad and the gang travel back in time to meet someone who never let anything stand in her way: Marie Curie. Marie dreams of one day being a scientist, but those dreams seem to shatter when she finds out girls aren't allowed to go to university. How silly! But, Marie doesn't let that stop her; she finds her own secret university where she can learn, then starts up her very own lab and makes an amazing scientific discovery! Marie Curie inspires Brad to follow his dreams no matter what. Curriculum: "Follow your dreams, no matter what."

I am Mary Shelley Xavier and the gang are excited for a Nature Troop campout, where Xavier has volunteered to tell the first campfire story. There's just one problem: everyone is expecting a spooky story, but Xavier only knows how to tell silly stories. What's he going to do? He doesn't want to disappoint everyone. To the Secret Museum! Our heroes are sent back in time to meet an expert spooky storyteller: Mary Shelley. Mary takes our trio on an imaginative playdate where she spins the leaves and wind into a very spooky tale, which Xavier can't help but turn funny. Is all hope lost?? Mary helps Xavier see that he can tell a story that's both spooky AND silly. The most important thing is to tell stories your own way. Curriculum: "Tell stories you own way." I am Harry Houdini The time has come from Brad to spend his very first night in the museum, and he couldn't be more excited. Except, when the lights go out, Brad realizes it's kind of... gulp... scary there at night. Too afraid to stay put in his sleeping bag, there's only one thing left to do... to the Secret Museum! Our heroes travel back in time to meet someone who knew how to face a scary situation: Harry Houdini. Harry wants nothing more than to be a brave performer, just like his hero, tightrope walker Fearless Jean. But, it turns out tightrope walking is scarier than he thought! Good thing Harry has a trick to help himself, and Brad, make it through to the end: when you're scared, take a deep breath to calm down and feel better. Curriculum: "When you're scared, you can take a deep breath to calm down and feel better."

Louis Braille shows Brad that it's possible to share a book he made with his friend Katie, who's blind, because there are many ways to read. / Zaha Hadid encourages Xavier, Yadina, and Brad to build their treehouse in their own unique way.

I am Zora Neale Hurston Xavier and Yadina are eager to read a new comic Brad has written, but Brad isn't so sure he can share this particular story - it's very personal. What should he do? To the Secret Museum! Our heroes are sent back in time to meet an exceptional storyteller: Zora Neale Hurston. We meet Zora as she enjoys listening to the tall tales being told on the porch of her corner store, before launching into a few tales of her own. Listening to Zora tell her own personal stories, and watching her light up as she does, helps Brad to feel more comfortable with the idea of sharing his own story with his best friends. Because stories are best when you share them with others. I am Charles Dickens Yadina is left feeling bored on a rainy day after she's already played with ALL her toys - there's nothing left to have fun with. With no new toys to play with, there's only one thing left to do... To the Secret Museum! Our heroes are sent back in time to meet someone who was seldom bored: Charles Dickens. After a playdate with a young Charles, which involves zero toys but oodles of fun as they jump over "shark infested waters" and swim with a funny octopus named Fanny, Yadina realizes that she doesn't need anything new to play with, because her imagination can make everything more fun.

I am Helen Keller Yadina becomes increasingly frustrated as she tries to read a book to Dr. Zoom, but has to keep stopping since it has words in it she doesn't know. Learning to read is SO hard - she feels like she'll never be able to do it. Xavier knows just what his little sister needs to the Secret Museum! Our heroes travel back in time to meet someone truly incredible, who had to overcome a whole lot to learn how to do just about anything: Helen Keller. Watching Helen first learn what words are, then how to read, and finally how to speak, all in her own unique way, inspires Yadina to go home and try to find her own way to learn to read. Because, as Helen shows her, there are many different ways to learn. Curriculum: "There are many different ways to learn" I am Alexander Graham Bell Losing his voice is frustrating enough for Brad, but it doesn't help matters when Xavier and Yadina do all the talking for him instead of trying to listen. To the Secret Museum! Brad takes his friends back in time to meet someone who worked his whole life to help people be heard: Alexander Graham Bell. Watching Alexander first help his deaf mother, then his whole school of deaf students, have their voices heard in any way they can, helps Xavier and Yadina realize that they should've tried harder to listen to Brad, even when they couldn't technically hear him. It's important to listen to everyone. Curriculum: "Listen to everyone."

I am Zora Neale Hurston Xavier and Yadina are eager to read a new comic Brad has written, but Brad isn't so sure he can share this particular story - it's very personal. What should he do? To the Secret Museum! Our heroes are sent back in time to meet an exceptional storyteller: Zora Neale Hurston. We meet Zora as she enjoys listening to the tall tales being told on the porch of her corner store, before launching into a few tales of her own. Listening to Zora tell her own personal stories, and watching her light up as she does, helps Brad to feel more comfortable with the idea of sharing his own story with his best friends. Because stories are best when you share them with others. I am Charles Dickens Yadina is left feeling bored on a rainy day after she's already played with ALL her toys - there's nothing left to have fun with. With no new toys to play with, there's only one thing left to do... To the Secret Museum! Our heroes are sent back in time to meet someone who was seldom bored: Charles Dickens. After a playdate with a young Charles, which involves zero toys but oodles of fun as they jump over "shark infested waters" and swim with a funny octopus named Fanny, Yadina realizes that she doesn't need anything new to play with, because her imagination can make everything more fun.

I am Catherine the Great Brad shows up ready for day camp with a pep in his step and a smile on his face, until he finds out that he's going without Xavier or Yadina. Uh oh. Brad can't possibly go without his best friends! Who will he play with? Xavier and Yadina are sure Brad will make new friends at camp, but Brad isn't so sure - he doesn't know how. To the Secret Museum! Our heroes go back in time to meet someone who made all kids of friends: Catherine the Great. They find Catherine wandering outside her castle walls, simply so she can make some new friends to play with. Watching Catherine meet new kids, and ask them questions about themselves, shows Brad that getting to know people is a great way to make friends. I am Tomioka Tessai Yadina isn't sure if she should take her old family quilt in for show and tell; she loves it and all, but it's old and has a lot of holes - what if she feels embarrassed to show people? To the Secret Museum! Our heroes go back in time to meet someone who was deeply connected to the stories of his ancestry: Tomioka Tessai. They find the young artist as he's trying to decide what he should paint to share with his art class. While thinking it over, Tomioka takes our trio on a tour of his family's garden, and proudly tells the story of the cherry tree he planted there with his father and grandfather, helping both Tomioka and Yadina realize they should each present their class with something that's special to their family, because sharing stories about their family makes them feel proud.

I am Winston Churchill Brad is excited to join a small group of boys building a castle in the KidZone, but his enthusiasm quickly disappears when they refuse to listen to any of his ideas. Brad knows he could help make their castle amazing, if only they'd listen. To the Secret Museum! Our heroes go back in time to meet someone who knew exactly how to command attention: Winston Churchill. They meet Winston just as he's about to play a game of capture the flag with his new schoolmates, but none of them want to listen to his ideas on how to play the game! Knowing he could lead his team to victory, Winston keeps on sharing his ideas, confidently and politely, until the boys finally listen. Their big win shows Brad how important it is to speak up for yourself. I am Cleopatra Xavier is stoked to see a super awesome super moon in real life! There's just one problem: he'd have to stay up past bedtime. How can he ask his parents? What if they say no? To the Secret Museum! Our heroes go back in time to meet someone who was skilled at the art of negotiation: Cleopatra. They arrive in Ancient Egypt and find Cleopatra just as she's preparing to ask her father a big question of her own: she wants to end her daily lessons a full hour early so she can attend a festival in town. Luckily, Cleopatra knows exactly how to ask! You have to be prepared, confident, and polite. Seeing how well Cleopatra's strategy works shows Xavier how important it is to ask for things the right way.

I am George Washington Yadina is excited when she's chosen to be the leader of her Nature Troop, thinking this a great first step toward becoming President one day. Only problem is, she isn't entirely sure how to be a good leader. To the Secret Museum! Our heroes are sent back in time to meet one of the greatest leaders in the history of the United States: George Washington. Yadina is awe struck as she gets to meet her country's very first president, who offers to take them on a fishing trip. As he leads them through the woods to the fishing hole, George is polite, helpful, and supportive, showing Yadina that a good leader takes care of his or her team. I am Susan B. Anthony Xavier and Yadina are putting artifacts away on the shelves of the Secret Museum, deciding between the two of them where everything should go, and unintentionally leaving Brad out. To the Secret Museum! Our heroes are sent back in time to meet someone who always stood up for the rights of all people: Susan B. Anthony. Watching the young Susan advocate for all of her siblings to have a vote in what to name their new baby goat, and then for all women everywhere to have a vote over matters that affect their country, helps Xavier and Yadina to realize how important it is for Brad to have a say over what happens in the Secret Museum. Because everyone should have a vote.