Can you find the shapes? There are triangles in the bedroom and circles in the garden! Find the squares and rectangles too! See all the shapes around the house in a book that is indestructible. The Indestructibles series is the reliable choice for introducing young children to storytime. Loved by babies and parents, Indestructibles are made for the way babies "read" (i.e., with their hands and mouths) and are: Waterproof - withstands chewing and drooling! Structurally durable - made from ultra-durable material. Language Development Tool - vivid pictures with few or no words encourage dialogic reading. Portable - lightweight books that can go anywhere, perfect for the diaper bag and travel. Safe for baby - meet ASTM safety standards.