Tessa a shape lab · prototype
Draw a shape — one finger, one go. Tessa will tell you what it is.
corners are counted · straight-ish sides are forgiven · each corner is a note
drag to turn it
Drag upward to raise the square into the third dimension. Let go when it feels like a cube.
the height is your hand's — listen: taller is higher
Pick six squares that fold into a cube. There are exactly 11 ways — how many can you find?
tap squares on and off · six connected squares can try to fold
a flat person sees
low
high
drag the shape to turn it · slide to move the flat world through it