With help from her Grandma Barb, Marty builds a habitat for worms in her school cafeteria as part of the Save the Earth Project.

Otto the worm is shocked to discover that his best friend Bob is actually a caterpillar who emerges one day as a butterfly.

Two worms who are best friends have fun together as they tunnel their way through a garden, in a story that includes facts on how worms help plants grow.

To win a bet, Billy has to eat fifteen worms in fifteen days.

Hard hats on! Join a busy, noisy construction site to watch the mega machines in action constructing a new school. You'll be part of the action—from preparing the site to adding the finishing touches and having a grand opening ceremony. Level 1 DK Readers feature read-together stories for children just beginning to learn to read. They contain short, simple sentences, simple vocabulary, word repetition, and large type. Strong visual clues combined...

Oscar's pet worm Slimey describes some of the many subjects that can be found in books.