Nature and math are clearly intertwined. It only should follow that environmental education should also include mathematics (and vice versa). This section provides information and ideas on how to combine mathematics along with studying natural sciences, ecology and sustainability.

Numbers rule the Universe. —Pythagoras

• Using Math in Nature
• Take your Math Outdoors
• Hummingbird Math
• The Math of Studying Insects
• Classification of Rocks
• St Patrick’s Day Math
• Thinking Critically and Learning Imaginatively in Nature
• A Very Lucky Day: The Probability of Finding a Four Leaf Clover

Environmental Education Activities with Math

• Estimate and Demonstrate the Percentage of Drinking Water on the Planet
• Estimating and Counting Leaves

Crazy 4 Math Contest Eco-Math Entries

• Carbon Offsetting
• Planting a Seed
• Bottles for Charity
• Reptile Zoo Math
• Time and Nature
• Math and Mountains
• Tracking Trash
• Fibonacci Flowers
• Gardening Maximum Area for Mom
• Yardsale Reusing, Recycling