Zoombinis: Island Odyssey is the third game in the Zoombinis series of educational games. In this game, the Zoombinis return home after finding out that the Bloats have left the island after doing much ecological damage to it. Now they try to restore the balance and save the Zerbles, an endangered species, by re-establishing their food chain and do zerbles genetics research. The player starts out by creating a party of twelve volunteers Zoombinis. (mobygames.com)