guess which square a ball will collide with.
predict a ball stops after the ball collides with the wall and quiz which square ball will collide with.
predict a ball's features
1: bouncing with the wall
2: stops after the ball collides with the wall.
3: 4 squares to predict a ball to collide with
4: finally, enjoy for free!
predict a ball's physics movement and your brain will be trained into clever brain.
currently consists of a total of six levels.
train your brain with predict a ball!