Kaboom! is an entertaining arcade unblocked game. It is a fun classic challenge in which you need to block the bomb from exploding. While the bomber is dropping, you have to move the bucket carefully and quickly to catch those dangerous items. Otherwise, they will escape and destroy everything nearby. Click to start Kaboom! online and you should control your tool smartly. Each object you gather will increase your score. There are many levels to play and conquer. Good luck!