Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

This science fair project teaches students about wilting and browning of salad greens.

examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

Science fair project that helps you better understand density by comparing the relative densities of cans of Coke and Diet Coke.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

Determine which kind of rock (igneous, sedimentary, metamorphic) has the greatest reservoir capacity, which is the ability to hold the most oil and natural gas.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

This science fair project idea explores whether talking to a plant will help it grow.

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

Try this chemistry experiment with your curious kid and get some "shocking" results!

This science fair project idea explores how far the âdanger zoneâ is from different types of caution signs.

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

The objective of this science fair project is to test the growth rate of a plan in a crystal medium in comparison to traditional soil.

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

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?

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

The next time you and your fifth grader go on a hike, take along this key to figure out which common North American animal left a track along the river bank.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

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

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.