The boy Jack got carried away by such a modern sport as parkour. He constantly participates in various competitions and that to be always in shape constantly spends his free time in training. Today in the game Stack Jump we will join you. Our hero will go to a special site and there will stand on the platform. From different sides will appear a different kind of plate, which will move at different speeds. You will have to wait until the platform comes up to our hero and click on the screen. The boy will jump and jump on the block. For this you will get points. If you do not have time to do this, then your hero will hit the block and it will fall off the platform.