A sassy and touching celebration of sisterhood for big and little sisters of all ages

Triceratops, Pterodactyl, Brontosaurus, and T-Rex each have an itch, but Dino-Mo reminds them of the sign with a very important rule: Dinosaurs do not scratch. Includes introductory and concluding text and illustrations by Mo Willems

Mouse has baked a special treat for Little Bird's birthday, but delivering it to his friend isn't easy--not when everyone he meets along the way offers to trade something for a piece of cake