In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

This clay "painting" activity encourages and supports creative development and critical thinking skills.

This science fair project idea examines which type of insulation holds in the most heat.

Teach your child to dye eggs with natural ingredients from the grocery store. From pink to gold, these eggs are perfect for hiding, hunting or simply munching.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

This will encourage your child to utilize their observation skills, develop aesthetic awareness, build artistic drawing abilities and learn about the seasons.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

This science fair project idea investigates the difference in reaction times between boys and girls.

Your child might have noticed how bubbles quickly lose their colors and pop. Check out this creative way to make those bubbles last longer.

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

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

Help your child make a beautiful homemade sandcastle that will last!

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

Learn about different fern fronds with your third grader as you create lacy, natural decorations on your Easter eggs this year.

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

Here's a pressed leaf card project that puts science and writing together for your second grader.

This craft is a great way to explore the fascinating world of spiders and their webs as you collect spider webs from around your house with your third grader.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

Make edible amber fossils with your second grader to explore the fascinating world of science!

Try this simple 2nd grade science experiment to teach your child about the principles of luminosity and light reflection.

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

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

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

Put your young paleontologist's puzzle-solving skills to the test by having her hunt for dinosaur bones and then assemble them to create dinosaur skeletons.

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.

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 that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.