Do different types of oil mix or stack? Find out in this science fair project idea!

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

The objective of this science project is to determine the length of time for different seeds to germinate.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

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

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

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

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

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

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

This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

This science fair project teaches students the differences between fruits and vegetables.

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

How do organic materials become soil? This science experiment measures what materials biodegrade.