Flashy by design. Build student confidence and skills using fun-filled flash cards. This pack, complete with activities, introduces 50 vertebrate animals. Cards are color-coded by classification: mammals, birds, fish, reptiles, and amphibians. Watch students enjoy learning and build skills on their own or with friends… at school, home, or on the go! Durable, no-see-through cards with quick-sorting, rounded corners. 56 two-sided cards, 3⅛" x 5¼".