You will find a small robot Roby, who needs help. He has a very low battery, which created a professor Rats. He’s smart and clever, but it requires constant recharging. The annex more than a hundred steps, starting from mild to severe. Puzzle like children, it is something to think and reflect.
Heart Box — Physics Puzzle level 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20 walkthrough.