Click the board to randomize the setup. 49 balloons will drop.
The balloons have directional markers which indicate which of its neighbors (not necessarily adjacent) will pop when you click it. The clicked balloon will also pop.
You can only click balloons which will cause at least one other balloon to pop.

After your move, all remaining balloons will rise up as far as possible.

You win when you have popped all balloons.

Variants 1-10: fixed setups.
Variant 11-13: random setup (49 balloons). Variants have increasing difficulty. (Variant 11 is this game's default variant)
Variant 14-16: random setup (100 balloons). Variants have increasing difficulty.