Big Dog and Little Dog love chasing kitties, like the black and white one in this story. At least they thought it was a kitty! With simple text, graphic illustrations, and tongue-in-cheek humor, Captain Underpants creator Dav Pilkey brings the joys of childhood friendships to life in his tales of two lovable dog pals. This Green Light Reader will help young children build basic reading skills, while also tickling their funny bone. Bonus activities include amazing dog facts, a word scramble, fill-in-the-blank, maze, and story sequencing exercise.