A Symbol's Shape and Shading Determine the Direction and Level of a Movement

 The demonstrator moving in the vertical dimension is surrounded by questions as well as symbols. (He's featured in spg3.)

Sliding your mouse over a question will provide its answer at the left side of the grey area at the bottom of this page.

What do these six symbols indicate? Where are we?
Where is place?   What is the direction symbol for place?
Where will we be after stepping away from place?

Two-dimensional directions are displayed at the corners of each plane. You can change to another plane by sliding your mouse over its name.

wheel plane
table plane
door plane

Planes are flat, but a solid cube combines all three dimensions. Can you point to each corner of a cube? Read with NotationMan