Golden Spiral Diagram — Blue, Calm

1440 × 900

Golden Spiral Diagram — Yellow

1951 × 1209

Trigonometry Circle Diagram — Green, Educational

2560 × 1600

Trigonometry circle diagram

1920 × 1200

Trigonometry Diagram — Green

1280 × 800

Math Reference Sheet

4600 × 2400

Yellow Circle with Angles

876 × 844

Math problem with stick figure

1680 × 1050

Alchemical diagram with symbols

1600 × 1599

alchemical symbol diagram

2419 × 2418

Metal Grid Cube

1152 × 864

Numbered Grid

2560 × 1440