The principle of Professor Heinz Wolff's Gravity is addictive and spellbinding - cleverly position different shaped objects, making use of their environment in such a way that their physical connection and possible forces of leverage will move a ball through the game environment. Without even knowing it the player is learning about physics, the laws of mechanics and gravity - that's one in the eye for tired old classroom experiments involving a stopwatch, a toy car and a ramp, or a bouncy ball and a tape measure! Master the easy-to-learn, entertaining principle of the game as you progress through gradually increasing levels of difficulty, and you will soon be familiar with "ze physical und mechanical effects of Professor Heinz Wolff's Gravity!" Though the course of the game, the player receives advice and useful hints from Professor Heinz Wolff himself.

Please note this product is Pre-Owned and in good condition and working order.