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.

Willard Wigan shows Yadina that slowing down can help her make friendship bracelets more carefully. / Maria Sibylla Merian shows Brad that he can find ways to have fun while he waits for the flowers in his butterfly garden to grow.

Willard Wigan shows Yadina that slowing down can help her make friendship bracelets more carefully. / Maria Sibylla Merian shows Brad that he can find ways to have fun while he waits for the flowers in his butterfly garden to grow.

Jackie Robinson shows Xavier that when something isn't right, it takes courage to change it.

Jackie Robinson shows Xavier that when something isn't right, it takes courage to change it.

Willard Wigan shows Yadina that slowing down can help her make friendship bracelets more carefully. / Maria Sibylla Merian shows Brad that he can find ways to have fun while he waits for the flowers in his butterfly garden to grow.

Willard Wigan shows Yadina that slowing down can help her make friendship bracelets more carefully. / Maria Sibylla Merian shows Brad that he can find ways to have fun while he waits for the flowers in his butterfly garden to grow.

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.

Willard Wigan shows Yadina that slowing down can help her make friendship bracelets more carefully. / Maria Sibylla Merian shows Brad that he can find ways to have fun while he waits for the flowers in his butterfly garden to grow.

Jackie Robinson shows Xavier that when something isn't right, it takes courage to change it.

Jackie Robinson shows Xavier that when something isn't right, it takes courage to change it.

Willard Wigan shows Yadina that slowing down can help her make friendship bracelets more carefully. / Maria Sibylla Merian shows Brad that he can find ways to have fun while he waits for the flowers in his butterfly garden to grow.

Jackie Robinson shows Xavier that when something isn't right, it takes courage to change it.

Jim Thorpe shows Brad that if he wants to play flag football, observing others is a great way to learn. / Norval Morrisseau shows Yadina that art has the power to share important ideas.

Jackie Robinson shows Xavier that when something isn't right, it takes courage to change it.

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.

Jim Thorpe shows Brad that if he wants to play flag football, observing others is a great way to learn. / Norval Morrisseau shows Yadina that art has the power to share important ideas.

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.

Roberto Clemente encourages Xavier, Yadina, and Brad to help however they can when they realize the museum water fountain is broken on a hot day. / Kristi Yamaguchi shows Yadina that it's okay to ask for help when she's learning how to roller skate.

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!"

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.

Madam C.J. Walker shows Xavier that choosing to work hard on his lemonade stand now can help him afford the pogo stick of his dreams later. / Edwin Binney shows Xavier, Yadina, and Brad that if they want to work together as a team to create a special art project, they should listen to everyone's ideas.

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!"

Madam C.J. Walker shows Xavier that choosing to work hard on his lemonade stand now can help him afford the pogo stick of his dreams later. / Edwin Binney shows Xavier, Yadina, and Brad that if they want to work together as a team to create a special art project, they should listen to everyone's ideas.

Willard Wigan shows Yadina that slowing down can help her make friendship bracelets more carefully. / Maria Sibylla Merian shows Brad that he can find ways to have fun while he waits for the flowers in his butterfly garden to grow.

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.

William Shakespeare shows Brad that it's alright to feel how you're feeling even if you're feeling a bit jealous of the time your two pals spend together. / Katherine Johnson encourages Yadina to be proud of her love for all things turtle, because we all have our own passions to follow.

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.

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!"

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.

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.

William Shakespeare shows Brad that it's alright to feel how you're feeling even if you're feeling a bit jealous of the time your two pals spend together. / Katherine Johnson encourages Yadina to be proud of her love for all things turtle, because we all have our own passions to follow.

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.

Roberto Clemente encourages Xavier, Yadina, and Brad to help however they can when they realize the museum water fountain is broken on a hot day. / Kristi Yamaguchi shows Yadina that it's okay to ask for help when she's learning how to roller skate.

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.

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.

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.

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.

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.

Jackie Robinson shows Xavier that when something isn't right, it takes courage to change it.

William Shakespeare shows Brad that it's alright to feel how you're feeling even if you're feeling a bit jealous of the time your two pals spend together. / Katherine Johnson encourages Yadina to be proud of her love for all things turtle, because we all have our own passions to follow.