Shape Engine
Level Matrix
Explore Levels 1–4
Ratio Playground
Build your own 4×4
Difficulty
Base Motions
Whole Turns
Half Turns + Float
Quarter Turns
Whole Turns
1
2
3
4
Notation
Turns
Ratios
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Building the matrix…
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Right-hand columns
Hand cycles
:
Prop rotations
3:1, closes in 3 hand cycles
Left-hand rows
Hand cycles
:
Prop rotations
3:1, closes in 3 hand cycles
Pick a crossing