This science fair project idea determines what household items are good conductors of electricity.

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

Science fair project that uses iodine vapors to develop latent fingerprints on a non-porous object.

Help kids tap into their inner inventor by teaching them how to make peanut butter through trial, error, and lots of taste testing!

How much gas is released into your stomach by your favorite beverages? This project examines which beverages produce the most gas.

Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.

This science fair project idea explores if objects dropped from a high distance will equal a greater impact force than the object dropped from a low distance.

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

Does nail polish really slow the growth of nails? Explore in this science fair project idea.

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

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

This science fair project idea studies which kind of rock (sedimentary, igneous, or metamorphic) is most damaged by frozen water.

Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.

Measure the effectiveness of detergent containing a UV-absorbing compound in blocking UV-A radiation. Use black light and UV detecting beads.

This science fair project idea studies which brand of wintergreen candy produces the most sparks in the dark.

Use popcorn in this tasty experiment to explore the five senses at home with your kindergartener!

Learn more about consumer preferences, product availability and pricing. Search ebay listings typing keywords of your choice. Interpret statistical analysis

Determine how effective animal camouflage is by simulating it in an indoor and outdoor setting.

The purpose of this science fair project is to learn which substance best preserves apples. Learn about enzyme interactions in fruit and scientific processes.

Your child can create his own texture tree, experimenting with design during the process. The result will be a beautiful addition to your holiday decorations

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

Science fair project that examines the effects of soap on the surface tension of water. How does soap affect the surface tension of water?

The purpose of this science fair project is to investigate whether we can simulate how craters are formed and predict their size and shape.

Find out whether putting something on top of a plant will inhibit its growth.

This science fair project idea explores the different properties & interactions of sugar molecules.

Measure the porosity of rocks by submerging them in water. Measure how much water each rock "drank," by measuring the difference in water volume.

The goal of this science fair project is to determine which cheese grows mold the fastest: Vermont Cheddar, American, Brie, or Camembert?

This experiment determines the distribution of darts around a bulls eye to simulate the probability of an electron's location in its own cloud of electrons.

Kids will make a homemade electroscope and explain how it detects static charges through induction in this fun science fair project idea.