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It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.

Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

This science fair project idea examines the reason boats are shaped and engineered.

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.

This project, focused on the burial practices of ancient Egyptians, is a great addition to a social studies curriculum.

Put your kid's Internet research skills to the test with this activity that will help him learn more about the history and cultural significance of fireworks.

The goal of this project is to create an exciting topographical map out of dough.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

This science fair project investigates why the number of visible stars changes from place to place.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

Inspire a love for the written word by creating an illustrated nature poetry book with your kids.

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

This activity teaches your third grader how to make a paper cut-out still life, in true Matisse-style.

Got a jousting knight at home? Try this project and help him make his very own shield.

This science fair project idea investigates the difference in reaction times between boys and girls.

In this fun activity, your child will create their very own solar oven to bake s'mores!

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

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

In this science fair project, students use the streak test to tell minerals apart from each other.

In this experiment you explore how tectonic plates move to create land and expand bodies of water.

examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

Your child can make a sweet and savory spinach strawberry salad; two ingredients that come together for a light and fresh summer dish!