Grandpa Little disappeared many years ago. Everyone says he is probably dead...except Granny Little. But when Tom and Lucy, the littlest Littles of all, find a secret room filled with papers belonging to Grandpa Little, they think that maybe he's alive after all. If the Littles read his diary and study his maps, can they find Grandpa Little or will he be lost forever?

Charlie, Anna, and Emily must overcome their differences and work together to solve various puzzles leading to the secret treasure a famous female explorer left in Idlewood Manor before the adults do.

On an island nation in the Indian Ocean, the explorers venture through a vast underwater world and take part in a friendly robotics competition. But the tides of good fortune change quickly. Suddenly, Team Cousteau jumps into action to rescue a faculty member from the brink of death. Meanwhile, the team follows the Cruz's mother's clues to a magnificent tomb and center of spirituality precariously perched on the side of a cliff. There, Cruz is confronted...

Letters from Grandfather, who has gone on an expedition with his little dog Roo, to find the last polar bears at the North Pole.

"Stella Starflake Pearl just wants to be part of the Polar Bear Explorers Club. But Stella's a girl, and everyone knows that girls aren't allowed to be explorers. Stella's ready to prove everyone wrong"--

As the children of two world-famous explorers, eleven-year-old twins Celia and Oliver prefer television-watching to adventure-seeking--until their father takes them to Tibet to help search for their long-lost mother.

Professor Hardwigg, his nephew Harry, and their guide Hans explore a volcanic crater in Iceland that leads them to the center of the Earth and to incredible and horrifying discoveries.

Dora the Explorer spends a fun day going to work and then playing in the park with her mom.

On the planet Nebulon in 2120, Zack joins his school's Explorer's Club and visits Juno, a planet made of crystals, but he is less than thrilled when he is partnered with the class bully.

Told in rhyming text, Princess Truly uses her super powers to explore the world, whether it is visiting penguins with her brother in Antarctica, or taking her timid pug Sir Noodles on a vacation in a rain forest.