Space Is Key is one of the hardest games you can play on Cool Games! Your objective is to navigate a little square and reach the star targets situated behind various obstacles. You have to avoid hitting the block obstacles by jumping over them or bypassing under them. Try to go through all 15 tricky and challenging levels. In later levels, your speed will be doubled and so will be the difficulty. This game is all about reflexes. You need excellent reflex skills to be able to start your jump in precisely the right time. Otherwise, you will be crushed! Can you accomplish each level of this super hard obstacle course? Can you become the master of Space Is Key.