The series aims to tell fun, engaging, diverse stories. Each book has a reading level assigned to it depending on the difficulty of the words.

The books are to be used as a learning-to-read tool, read-along, or a "popcorn" reader.

"That's a Rap." This story serves as an introduction to the storyteller Mister Tongue Twister. It begins with a boy that is curious about rapping and rhyming. Mister Tongue Twister teaches the young man how to rhyme and rap. He then encourages the kid to rap about his day.