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The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

In this experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.

This science fair project idea investigates whether plants can survive being frozen.

Start your toy engines -- this is going to be a fast and friction-filled race!

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

Is it a square or a circle? See if you can trick your friends with this zany science project!

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

How powerful is the reaction between baking soda and vinegar? Find out here!

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

This science fair project idea explores the different properties & interactions of sugar molecules.

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

Check out this science project idea to compare organic produce to non-organic produce and how preservatives in food extend the shelf life of goods.

In this experiment you will replicate the mummification process by making a hot dog mummy.

This experiment examines whether storing your orange juice at different temperatures affects its acidity.

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.