Christine's 3D Sandbox. Quick Manual → M Button @ Corner
Move Camera
x & y - arrow keys
z - mouse scroll
Move Scene
left button - rotate
right button - translate
middle button - zoom
Key Events
w - toggle wireframe & smooth shading
p - toggle sphere animation demo
m - toggle manual
u - toggle UFO viewpoint
Sphere Demo - asymmetric (stacks & slices)
slice profiles - intersecting at poles
stack profiles - parallel. different radii
min # slices is 3. 2 result in a 2D plane.
2 & 3 both show 3. min # stacks is 2.