This project examines who can jump higher, boys or girls, younger people or older, and how these two factors, gender and age, interact with one another.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

Science fair project which determines whether plants are able to get enough nutrients from different types of garbage.

Study structure of the lens found in the human eye and determine whether it is concave or convex. Prepare a ray diagram, formulate hypothesis.

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

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.

Determine which material produces the strongest static charge.

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

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

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.

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.

Science fair project that explores the natural process of limestone formation.

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?