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Have you ever noticed the way a dropped stone makes a fun pattern in a pond or lake? What's the science behind these splashy occurrences?

This science fair project idea explores the egg's thin membrane.

This project determines what category of person is most likely to be ticklish.

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

This project investigates the affect of storage temperature on microwave popcorn.

This science fair project idea explores whether talking to a plant will help it grow.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

This science fair project idea determines which method of hand cleansing is the most effective.

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

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

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

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

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

This science project explores the concept of being opaque or clear. Can you make something clear opaque? Or something opaque clear?

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

This science fair project idea investigates how the shape of an object affects drag.

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

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

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 teaches about mold. Students will test different foods to see which grow mold the fastest.

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?

Learn all about balance and motion as your child designs a corn maze!

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

Certain fruits can change gelatinâs ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.

This science fair project idea examines which type of insulation holds in the most heat.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.