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1000 Science Fair Projects with Complete Instructions

Environmental science is about how human activities affect the natural world. Environmental scientists work to solve problems like global warming, using more renewable energy, and stopping pollution of the air, soil, and water to keep our planet healthy.
Exploring Life in Water
General Environmental Science Science Fair Project
Medium
Take a closer look at the amazing creatures living in a drop of water from a lake or pond!
Exploring Biological Communities
General Environmental Science Science Fair Project
Medium
Discover the organisms that live in different communities and learn how to identify them!
Does Living Near the Sea Affect Water Consumption?
General Environmental Science Science Fair Project
Hard
Do you live near the sea? Find out if it affects how much water you use!
Monarch Migration and Global Warming
General Environmental Science Science Fair Project
Hard
Can Monarch butterflies survive wet and freezing cold temperatures brought on by global warming? Find out in this science project!
Thermal Insulation of Glass Windows
General Environmental Science Science Fair Project
Hard
Are you curious about how different types of glass windows can affect the temperature inside a room? Find out in this science project!
Reducing Nitrate Levels in Water
General Environmental Science Science Fair Project
Hard
Discover how denitrifying bacteria can help reduce nitrate levels in water and save the aquatic ecosystem!
Decomposing Plastic Spoons
General Environmental Science Science Fair Project
Hard
Let's find out how quickly biodegradable spoons can decompose in soil!
Investigating Soil Erosion and Rain Forests
General Environmental Science Science Fair Project
Hard
Discover how soil erosion caused by water affects the destruction of rain forests in this fun science experiment!
Investigating Cell Responses
General Environmental Science Science Fair Project
Hard
Let's explore how living cells react to different stimuli! We'll use a microscope to observe the streaming of protoplasma and see how cells respond to mechanical and chemical changes.
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