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This science fair project teaches students the differences between fruits and vegetables.

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.

Start your toy engines -- this is going to be a fast and friction-filled race!

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

Has your child ever played weatherman? Try this science activity that lets kids try their hands at observing and predicting the weather.

Introduce your child to the amazing, almost magical phenomenon of static electricity!

Instead of the traditional egg hunt, try this creative variation that will result in a beautiful Easter garden.

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

Help your child create a tasty treat that will demonstrate exactly how frogs survive a freezing season.

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

Encourage a group of third graders to play this fun game of Whistle Hide-and-Seek as a warm-up to get them prepared for finding a "lost" camper.