Learn math with a deck of cards. Calculate the missing card either with multiplication of addition. You can play another android or iPhone by using a shared WiFi connection - peer to peer (P2P) . Switch to Kanji numbers on the keypad to learn Japanese.
Undokai is the Japanese "Sports Day". Keep going to see all the sport animations there are!
Proceeds from this app directly benefit the Japanese program at Rosa Parks Elementary. A public school in San Francisco offering the Japanese Bilingual Bicultural Program (JBBP) for over 40 years. http://www.jbbpsf.org/