... frog learning book for children playing and learning,easy to carry and not easy to tear Frogs: ... They swim, they leap, they hop, and some can even fly. There are poisonous frogs ... , hairy frogs, singing frogs, albino frogs, and even glass frogs with translucent skin you can actually ... fans love dissecting all the weird and wild facts, cool illustrations and diagrams, and unique 3-D layered model of ...