When she takes a beating from the class bully, Sister Bear learns a valuable lesson in self-defense--and forgiveness.

A school librarian encourages her students to make up stories, and teaches a lesson about bullying in the process.

After changing her appearance to avoid insults from Tom the Troll, Lola decides to be brave and befriend the bully.

New friends Nilly and Lisa help eccentric professor Doctor Proctor to develop his latest invention, a powder that makes one fart, making them very popular at school, but someone is planning to steal the industrial-strength formula for evil purposes.

When third-grader Billy Burger gets into a fight with the Randy, the school bully, he is suspended, and his parents, while sympathetic, assign him to volunteer for the Shake-a-paw Animal Shelter, which is not so bad, except for the dog poop--and proves to have unexpected benefits when the Randy corners him in an alley.

Max makes fun of Freda's shoes, but Freda soon learns how to cope with his bullying.

After his time-traveling deeds cause the destruction of the world by preventing Harold and George from creating Captain Underpants, Tippy Tinkletrousers tries to use his time machine to correct the situation, but it proves to be difficult to fix.