This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

Word color association is just a fancy way to talk about the way we connect colors with words.

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

The objective of this project is to evaluate whether a top will spin at different rates during different phases of the moon.

Check out this fun science project idea to measure the amount of vitamin C in ripe, half-ripe, unripe and stored oranges.

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

The objective of this science fair project is to examine the cleanliness of salad preparation techniques.

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

Science fair project which determines whether your current calorie intake will cause you to lose or gain weight over time.

Check out this fun science project idea to explore different types of starches and learn how removing starch affects the quality and taste of food.

This science fair project idea examines the reason boats are shaped and engineered.

Examine the influence of the phase of the moon on moisture capillarity in garden soil. Measure and record the depth at which water is first detected.

Check out this fun science fair project idea to learn how alkaline batteries convert chemical energy to electrical energy?

Use a dichotomous key to identify plants or animals.

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

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

Investigate the advantages of the use of ceramics in engines such as the tiles used in Space Shuttle. Use iron filings and magnets.

Is garlic antibacterial? Antimicrobial? Kids find out by using common kitchen equipment and ingredients in this cool and easy microbiology science fair project.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

Students explore hot desert plant adaptations in this cool science fair project by observing how these organisms prevent excessive transpiration.

In this design challenge, your child will create a parachute for a small toy using typical household items.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Learn about our response to scents that existed in our environment over evolutionary time and consider why scents might affect our mood state.

Investigate the different ways in which objects and organisms can be classified, create your own. then have volunteers classify using their own systems.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

Research hemispheric brain dominance in order to determine if you have a dominant side. Test foot, ear dominance. Record observations.

This project examines the amount of saltwater required to affect the growth of plants and subsequent effects on growth and development.

Have fun with bubbles and find out why there are bubbles in your tap water in this cool science fair project idea.

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.