Make animated swirly curves which change shape. You can use real materials such as gold, pearl, ruby. Many demo curves included and you can make new ones to add to the screen saver. Includes wizard suitable for young children, randomiser, and background music. The classical Lissajous curves are traced by a point oscillating in two directions - Lissajous 3D takes this into three dimensions. Also has spirograph - those patterns generated by wheels within wheels - but in 3D. You can set the lighting to sunset, sunny day, dawn, dusk etc.