Dot and Jabber, mouse detectives, try to solve the mystery of the disappearing insects.

Amanda, who loves insects, and Maggie, who loves reptiles, are best friends until Emily joins their class and Maggie feels left out.

Bitsy Bee and Busy Bug take a trip to the beach to build sand castles and swim.

During Fun with Food Week in her school science class, second-grader Beetle McGrady tries to work up the courage to eat an ant.

After a storm blows some of them away, the letters on the alphabet tree learn from a strange bug to be stronger by forming words, then a caterpillar comes along and tells them that words are not enough; they must say something important.

When a giant cockroach named Max escapes from their mother's bug laboratory, Leo and his brother receive help from a mysterious stranger who advises them to think like a bug in order to recapture the runaway roach.

The busy bugs arrange themselves in different ways to make a show.

After someone bites Basil's leaves in the night, Poppy and her panda friend Sam resolve to find the culprit.

Ms. Frizzle turns the entire class into insects to show them how insects eat other insects and that there are lots of surprises when it comes to insect invaders.

"Busy Bug has a great idea! He wants to build a fort. But how? Then his friend Bitsy Bee stops by. She shows Busy that there are building things all around!"--