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In this activity, your learner will be challenged to create their own tic-tac-toe grid out of building blocks.

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

In this experiment you will replicate the mummification process by making a hot dog mummy.

This science fair project idea investigates how magnetism can defy the force of gravity.

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

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

This science fair project determines the quality of a given product.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

This project examines whether humans can intuitively grasp numeric values greater than three.

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

By incorporating natural materials and the powers of observation, your child will become a backyard naturalist while building early writing and drawing skills!

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

Is exercise a cellular activity? Check out this fun science fair project idea to compare the carbon dioxide production before and after exercise.

This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

Examine whether males or females are more likely to have a higher center of gravity.

If you hold a fire up to a balloon, it pops instantly. What if you could prevent this from happening? In this project, we do just that.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

In this fun activity, your child will create their very own solar oven to bake s'mores!

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

Science fair project that examines the relationship between fluid flow rate, pressure, and resistance.

Science fair project which examines the chemical reaction of a candle flame with various gases in order to determine the identity of the gas.

In this science fair project idea, kids make water dance on the surface of a hot pan with the Leidenfrost Effect.

This science fair project idea produces consumable fresh water from salt water through desalination.

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

This science fair project idea examines whether boys and girls differ in reflexes.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.