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Jigonsaseh, the original Haudenosaunee Clan Mother, inspires the trio to stop arguing with each other; Sacagawea helps Xavier and Brad realize they shouldn't underestimate Yadina just because she's younger than them.

Xavier Riddle and the Secret Museum

I Am Jigonsaseh; I Am Sacagawea

PBS KIDS believes the world is full of possibilities, and so is every child.As the number one educational media brand for kids, PBS KIDS helps children ages 2-8 learn lessons that last a lifetime

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Ibn Battuta shows Brad that a change of scenery might help him finish his comic book story; Beulah Louise Henry inspires Yadina to keep working on her invention.

I Am Ibn Battuta; I Am Beulah Louise Henry

Rukmini Devi reminds Xavier and Yadina why their annual family walk is special; Bob Ross shows Yadina that a small blunder can be a happy accident.

I Am Rukmini Devi; I Am Bob Ross

Edmund Hillary explains to Xavier that even the most courageous adventurers ask for help when they need it; Yadina prepares for a special birthday performance with the help of Celia Cruz.

I Am Edmund Hillary; I Am Celia Cruz

Albert Einstein encourages Xavier to ask questions when he is curious about something; Carol Burnett helps Yadina overcome her fear of looking silly by explaining that sometimes it is good to laugh at yourself.

I Am Albert Einstein; I Am Carol Burnett

Inventor James Naismith inspires Xavier, Yadina and Brad to invent their own game; Temple Grandin helps Yadina make friends with a new boy from her class, Ben.

I Am James Naismith; I Am Temple Grandin

Jesse Owens encourages Brad after he becomes frustrated with bowling; Ella Fitzgerald inspires a nervous Brad to go to a dance party.

I Am Jesse Owens; I Am Ella Fitzgerald

Wilma Rudolph encourages Xavier to stay with track and field even though he thinks he should quit; Jonas Salk explains that you don't need a reward for doing a good deed.

I Am Wilma Rudolph; I Am Jonas Salk

Xavier, Yadina and Brad learn about courage and bravery when they meet Harriet Tubman, a woman who escapes slavery and risks her life to help others do the same.

I Am Harriet Tubman

Xavier, Yadina and Brad learn a lesson about treating everyone equally when they meet Rosa Parks; Thurgood Marshall shows Xavier how to be fair with everyone when it comes to a big piece of pie.

I Am Rosa Parks; I Am Thurgood Marshall

Billie Jean King encourages Brad to take his first ballet class, even though he is worried about being the only boy in the class; Arthur Ashe helps Xavier, Yadina, and Brad see why they were wrong to exclude a new student at school from their game.

I Am Billie Jean King; I Am Arthur Ashe

PBS Kids

Mary Anning inspires Xavier and Yadina to continue working on a tricky art project; Charlie Chaplin helps Yadina cheer up Dr. Zoom.

I Am Mary Anning; I Am Charlie Chaplin

Xavier Riddle, his sister, Yadina, and their friend, Brad, meet heroes from the past -- from Eleanor Roosevelt to Leonardo da Vinci.

S1 E31 | I Am Albert Einstein; I Am Carol Burnett