After almost a year and a half on iOS, Camp Pokémon has finally been released on Android. Camp Pokémon targets kids and includes several mini-games. These mini-games allow you to do many things including throwing Poke Balls, find Pokémon, evolution tests, and learn about type match-ups along others.
Camp Pokémon is completely free-to-play and has no kind of microtransactions. Camp Pokémon works on Android 2.3 and up as well as iOS 6.0 and up.