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1000 Science Fair Projects with Complete Instructions

Geology is the study of rocks, minerals, and the earth's surface. From volcanoes to fossils to earthquakes, geology helps us understand the forces that shape our planet.
Build a Model Earthquake
Geology Science Fair Project
Hard
Create a mini-earthquake with a heavy object, elastic cord, and vibration sensor!
Causes of Landslides
Geology Science Fair Project
Hard
Landslides can cause serious damage to aquatic ecosystems. Learn how to identify and measure landslides in the Walla Walla River Watershed and the effects on salmonid health and habitat.
Cornstarch Quicksand: Can You Escape Its Grasp?
Geology Science Fair Project
Medium
Mix cornstarch and water to make quicksand and see if your hands sink!
Crayon Rock Cycle
Geology Science Fair Project
Easy
Discover how to make your own sedimentary, metamorphic, and igneous rocks using crayons!
Digging for Soil Secrets
Geology Science Fair Project
Medium
Uncover the hidden secrets of the soil by digging deep and analyzing the texture, depth, color, structure, moisture and presence of rocks, roots and free carbonates.
Erosion: A Battle of Forces
Geology Science Fair Project
Easy
Let's explore how the forces of nature shape the land around us! We'll use sand, water, ice, and wind to observe how erosion works.
Exploding Volcano Model
Geology Science Fair Project
Hard
Make a volcano erupt with air pressure! See how tephra (sand) is dispersed downwind to form a cinder cone.
Exploring Cave Formations
Geology Science Fair Project
Medium
Discover how stalactites and stalagmites form in caves with this fun experiment!
Fizzy Rocks: Vinegar on Rocks
Geology Science Fair Project
Medium
Find out if rocks have calcium carbonate, also known as calcite, in them with a simple fizz test!
Freezing Rocks: Mechanical Weathering with Water
Geology Science Fair Project
Medium
Ever wondered how water can break rocks? Discover the power of ice in this exciting experiment on weathering!
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