iOS touch HERE
What do you mean? Of course it is free game. All games should be free.
Physical interface for digital sculpting
Cover inner surface of the ball with special grid pattern. Put in the middle of the ball spherical camera to track changes in geometry of the ball based on distortion of the grid. Combine camera with gyroscope and accelerometer to track position and rotation of the ball in space.
Full project HERE
Using diversity of styles I tried to deliver a message about how dangerous cults are.
See full project (with more works) HERE