"A non-fiction introduction to the massive scale of the known universe"--

A young city boy, riding the subway, finds an abandoned book about redwoods. He finds himself in the very forest described in the book. After finishing the book, he leaves it for someone else to read.

What keeps objects from floating out of your hand? What if your feet drifted away from the ground? What stops everything from floating into space? Gravity, the invisible force that causes objects to attract each other. Here the author has taken a complex subject and made it brilliantly accessible to young readers in this unusual, innovative, and very beautiful book.

You're invited to a glorious Fourth of July picnic where you'll learn all about sharing, the good things along with the bad.

Embarrassed about gathering watercress from a roadside ditch, a girl learns to appreciate her Chinese heritage after learning why the plant is so important to her parents.

Readers can help Agent "O"--the world's best secret agent--foil the plot of a criminal mastermind by cracking codes, and learn how to be a spy by following lessons such as how to send secret messages, tail suspects, and see through walls.