【實用教育app】Mad Cat|最夯免費app-綠色工廠好玩App

An iPad app to help young children understand how letters combine into words. It features one hundred three-letter words, like cat and dog, with pictures that provide some fun when you tap them. You move from one word to another by changing a single letter. For example, cat—bat—bag—big—dig—dog. All the words are linked. You can play at finding the shortest path between two words.