When Curious George attends the first day of school as a special helper, he winds up creating a big mess.

"When the five little monkeys have nothing to do, Mama keeps them busy getting the house ready for Grandma Bessie's visit. But can the monkeys keep everything tidy long enough to impress Grandma?"--P. [4] of cover.

Ever since he ate a zapped banana, hyperactive second-grader Clyde turns into a monkey when he gets excited, so his twin sister Claudia plans to take her "monkey" to the school pet show--but when all the animals are pet-napped Clyde has to use his inner monkey to rescue them.

At the opening of a new toy store, Curious George makes a mess and gets into trouble, but the owner soon sees that things aren't as bad as they appear.

"When the Thea Sisters' friend Ashvin is in trouble, they rush to his aid--in India! Ashvin has been working to return the monkeys living in the big city to their natural jungle environment. But the monkeys have suddenly started stealing jewels! Can the Thea Sisters figure out who is behind this terrible theft?"--P. [4] of cover.

The reader is invited to count the animals that have frightened the monkeys off the pages.

A collection of eight stories in which Curious George rides a train; plays on a dump truck; celebrates a birthday; goes camping; is invited to a costume party; and visits a toy store, the library, and the city.

While waiting for the man with the yellow hat to buy train tickets, Curious George causes trouble by mixing up numbers on the schedule, but he makes up for it when a little boy's toy rolls toward the tracks.

When Rapunzel breaks a magical urn, angering the hermit genie who lived there, she and her friends, including a green monkey named Alphege, set out to lift the genie's curse.

Separated from the man in the yellow hat while at a Christmas tree farm, Curious George ends up at a hospital where he delights the child patients with his own brand of tree trimming.