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

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

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

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

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

Science fair project idea examines validity of mood ring predictions. Analyze accuracy of results, consider the impact of temperature

This science experiment has students test whether a snail moves faster on concrete or dirt.

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.

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

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

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.

The goal of this project is to create an exciting topographical map out of dough.

This science fair project idea identifies trees using a dichotomous key.

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

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

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

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

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

This science fair project idea investigates whether plants can survive being frozen.

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

In this science fair project, young children will become aware of and have the opportunity to experience the four basic tastes: sweet, sour, salty, and bitter.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

This science fair project idea explores substances that cause a bubble to last longer.

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.