- Awesome thingsPendulum Wave Machine (Simulation)Hexagon TilingAnimation: Expanding squareSquare and Triangle PatternPythagorean Theorem by Tessellation # 11 TilingPythagorean Theorem byTessellation # 16 TilingTriangle Angle Theorems (V3)Exponents Game - Level 1Triangle Paradox (Missing square puzzle)Isosceles TrapezoidLesson: Golden Triangle and SpiralSwirling HeptagrinsWill It Tessellate?Will It Tessellate?
