Developmentally appropriate for all ages. Designed to introduce children and adults to a phenomenal experience. Combined with an entertaining approach to the topic, it engages young, inquisitive learners, while the depth of material gets more experienced individuals intrigued. Packed with beautiful illustrations, children and adults will have fun while learning the history, names and classifications of these amazing creatures. There are pages on the App that contain information on the History of the Species, Scientific Information, Feeding, Breeding, Anatomy and Caring for these amazing fish.