The Heart of Mathematics

Interactive Explorations

 

1. Fun and Games

2. Number Contemplation

3. Infinity

4. Geometric Gems

5. Contortions of Space

6. Chaos and Fractals

7. Taming Uncertainty

8. Deciding Wisely

Chapter 4: Geometric Gems

The Great Circle

Pythagorean Puzzles

Art Gallery

Platonic Solids and Duals

Slicing Solids with a Plane

Pattern Blocks

Tiling the Plane with the Pinwheel Pattern