In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

In this cool elementary school science fair project idea make a model to learn what happens to the Earth's surface when ice moves over land.

This fun elementary school science fair project idea helps students in designing an amusement park using their knowledge of forces and simple machines.

This science fair project idea creates an underwater habitat and explores the basic needs of living things under water.

This science fair project researches the most effective method to cut an onion and stay tear-free.

Determine which material produces the strongest static charge.

This science fair project idea shows how a vibrating object transfers energy to whatever it touches.

This experiment evaluates whether a person's eye color affects their ability to identify colors in low light.

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.

Check out this science project idea that will have your kid investigate how dots (also known as pixels) are used to create digital photographs.

Explore the wave-particle duality of light! Learn how light can behave as both a wave and a particle in this cool physics science fair project idea for kids.

Are red apples really sweeter than green apples? The objective of this science fair project is to test the theory with quantitative evidence.

Using a toy race car kids create a visual model of the Doppler Effect.

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

Determine how proficient you are at making estimations and learn how to make more reasonable estimates.

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

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

How good are humans at sound localization? Kids can try this cool science fair project idea to see how good their friends are at judging sound direction.

Check out this fun leaf chromatography science fair project idea for middle school students and discover the hidden pigments in leaves.

In this project children practice the scientific method while playing with puffy paint.

This experiment will explore the possibility of creating an infinite object by hand.

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

Scavenger Hunt! Check out this fun science fair project idea to explore the difference between opaque, translucent, and transparent objects around your house.

Free science fair project idea examining how different types of water affect plant germination and growth.

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

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

Learn about the factors that influence group conformity.

In this pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.