Depending on an older sister who protected her when their mother went to prison and their mother's boyfriend committed a terrible act, 10-year-old Della tries to figure out what to do when her older sister attempts suicide.

Learn how to defeat monsters by practicing good health habits, including brushing and flossing teeth, keeping a clean room, and being active instead of sitting in front of the television all afternoon.

Melvin likes to throw a tantrum when he does not get what he wants, but he learns that the classroom rule, "you get what you get and you don't throw a fit" applies at home as well.

Danny Dragonbreath and his friends try to help the senior reptiles of Sunny Acres find a lost item.

When Lizzie meets a mischievous young pug named Pugsley while working at her aunt's day care center for dogs, she steps in to train Pugsley so that he can get a good owner.

Pete has horrible manners, but when his family begins imitating him, he realizes that manners are important.

Sophie's is hurt when the other children laugh at her painting of her favorite tree--but when she explains her painting everybody understands what she was trying to do.

Horrid Henry builds a big, mean monster snowman in order to win the snowman competition against Moody Margaret's ballerina snowgirl, and claim the prize--a year's supply of ice cream--all for himself.

When Billie's class goes to the zoo, Billie is Ms. Walton's extra-special helper.

Horrid Henry, a mischievous boy who always has a plan, reads and improves Perfect Peter's diary, goes shopping with his mother and tries to get her to buy him nice sneakers, tries to win the class soccer match by any means necessary, and gets into other amusing situations.