Thank you for viewing. ↓ We are selling a large number of picture books, children's books, and manga in a bundle. These books are useful for children's emotional education and elementary school entrance exams. [Product Contents] # Triceratops and the Giant Crocodile # Triceratops and Tyrannosaurus # Triceratops and the Giant Turtle # Fight! Dinosaur Triceratops # Maze of Evolution # Maze of Natural Heritage # Maze of Time # Our Seed Planting # The Tree of Life # Forward, Sideways, Backward # Forest Picture Book Although there is a bond, I think they are relatively clean. The covers and other possible parts have been disinfected with alcohol. There are no smokers or pets in the house, so your children can read them with peace of mind.