The clone of famous Tetris game.

Use left/right/down arrows to move a piece, up arrow (or single tap) to rotate and center button (or long tap) to fall. You also can use touch and accelerometer gestures.
Related links:
- Tetris meets the Java bean
Listen to a mosquito buzzing and when it gets close, swat it by swinging your phone.

Mosquito
Realated links:
- Mosquito by SOTHC
Amphibians, especially frogs and toads, are ecological indicators, and in recent decades there has been a dramatic decline in amphibian populations around the globe. Many species are now threatened or extinct.
Tic-Tac-Toe with frogs and minimax algorithm.

Froggy TicTacToe
Related links:
- allaboutfrogs.org Froggy Tic Tac Toe
- Minimax algorithm