Jump and collect all coins in each level then go to next level.
3 buttons on the bottom of the screen to control the hero:
1. left key to move left.
2. right key to move right.
3. up key to jump up.
Double Jump:
To reach higher place, you can first press the jump button, then when the hero in the air, press the jump button again to trigger the second jump.
Move hero in the air:
When jumped up, if you pressed down the left or right button, the hero will move in the air.