In this project, the affects of vitamin E are observed on a rose petal.

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

Find out whether people within a family tend to have matching fingerprints.

In this science fair project, young children discover what happens when two fluids that have different densities get together.

This science fair project idea investigates the relationship between memory and age.

In this science fair project, students test how objects float and sink in liquids of different densities.

In this cool science fair project, kids apply basic algebra to learn how to make a PVC pipe instrument while exploring concepts like frequency and resonance.

This science fair project idea explores discover whether mixing solutions of equal distances from neutral pH (7) will create a solution close to pH 7.

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

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.

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.

In this project, a model of a submarine is built to simulate the buoyancy and displacement of water and air.

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