Determine the effect of homework on academic performance. Collect grade info at the end of a semester, determine correlation between grades, amount of homework

see whether all liquids evaporate at the same rate. In other words, does water evaporate at the same rate as juice?

Here's an investigative activity in which your child will discover real-world names and uses for sugar and find out how it is hidden in many different foods.

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

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

This science fair project idea focuses on two classes of sugars monosaccharides (fructose) and disaccharides (sucrose or table sugar).

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

Use popcorn in this tasty experiment to explore the five senses at home with your kindergartener!

Try the classic balloon-on-the-wall trick with your kid and watch static electricity in action.

This classic children's game demonstrates how sound travels through air vs. through a solid.

Here's a household scavenger hunt that shows kids the natural sources behind everyday objects...and builds reading skills, too!

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

This project uses science and art to help students learn and teach others about Earth's endangered and extinct species.

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

Make a planter full of delicious seasonings and classic grilling vegetables, great for a Fatherâs Day gift or a fun start-of-summer outdoor activity.

Blanket forts are a kid classic! Let your child create a âfortress of solitudeâ on his own for reading, telling scary stories or for cozy cocooning.

Help your child measure breezy weather in her environment by making a wind vane for kids, a simple version of the classic scientific measurement tool.

Have your child try this classic experiment that demonstrates circular motion using a bucket and rope. Be careful, you might get soaked!

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

How do we know that air exists when we can't see it, taste it, or touch it? Here's a classic experiment that will teach your kid some basics of aerodynamics!

How does light affect plant growth? Do different colors of light work better than others? Find out in this classic science fair project idea.

Learning about how plants grow is a building block in the early grades science curriculum. Put a fun twist on this life science concept with these cup monster friends!

Learn all about balance and motion as your child designs a corn maze!

I scream, you scream, we all scream for homemade spearmint ice cream!

You've heard all about oil spills, but can they really be that bad? After all, vegetable oil is in almost every yummy baking good from cookies to brownies.

Make all-natural dye from vegetables to create gorgeous homemade play-silks!

Demonstrate if cooking destroys all bacteria that is present in raw meats such as salmonella.