Little Critter engages in various imaginative activities while preparing for bed and his father tells him to just go to bed.

Mercer Mayer's Little Critter stories, which address all the major issues of growing up, are perennial favorites of parents and children.

Even though Puppy misbehaves, he makes a wonderful pet.

A boy has a hard time playing with his friend because his baby sister is hanging around yelling, "No," about everything they try to do.

Finding Little Sister acting selfish, fussy, and grumpy and refusing to go to sleep, Little Critter tells her four bedtime stories in which the characters reflect her bad behavior.

Little Critter and his family celebrate the Christmas season as fully as possible.

Mercer Mayer's Little Critter is having a very bad day! He used his brother's blanket as a cape, and he forgot his sister's jump rope at the park. But no matter what happens, he always remembers to apologize!--

Father and son go camping, but who is really taking care of whom?

When Little Critter finds a baby bird in his backyard, he and his family take care of it until it can fly on its own.