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In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

Teach kids about a fun way they can remember this more efficiently- the power of mnemonics. Kids will be amazed.

Turn the common pastime of constructing paper airplanes into a lesson on the physics of aerodynamics and flight with this fun science activity.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.

Your child can explore the wonders of science, and the concept of dehydration, along with creating a healthy and tasty treat!

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

This experiment that explores water and air pressure will amaze your fifth grader as it appears that a single card is holding water in an upside-down glass.

In this science fair project, students focus sunlight with a magnifying glass and trap shorter waves to melt ice.

This science fair project idea explores alcoholic fermentation at work by making your own soda.

Can you plant the insect-attracting borage plant to increase the amount of beneficial insects in your garden? Find out in this experiment!

What chromosome combinations determine a fetus gender? Use probability to think about whether a sperm and ovum will create a male or female in this project.

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

In this experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Your child helps the environment while saving your family money in this fun and rewarding "Gas Guzzlers" competition.

In this science fair project, students create their own miniature salt flats at home.

Popsicles aren't just for the summertime, this activity takes cold and turns it into a creative and tasty science experiment.

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

Science fair project which determines whether people are more likely to follow rules if they are easy to understand.

In this experiment, students will discover how heat and pressure turn clay into slate, phyllite, and finally schist.

In this design challenge, your child will make a bottle rocket using typical household items.

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

This activity challenges your student to use spatial reasoning and computational thinking to program multiple robots.

This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

Wind is an important source of renewable, green energy. The purpose of this science fair project is to build and operate a windmill generator.

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.