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Want to spark your third grader's interest in gardening? Help him make popsicle stick fairies to decorate an enchanting garden oasis.

Teach your fifth grader about the wonders of wind by making and observing this winter wind chime.

Science fair project in which you will stage an election campaign to determine whether people are more swayed by a positive ad or negative ad.

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

How can you tell the difference between a spider and an insect? Your child will find out as he makes a tray of yummy creepy crawly snacks.

Kids will love making clouds and learning how to make a water cycle model in this fun science fair project idea that explores evaporation and precipitation.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

Magnets may hold up papers on the fridge, but is it the paper that attracts them? Find out more with this kindergarten science investigation.

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

This science fair project determines if the allelopathic chemical produced by the black walnut tree biodegrades immediately or persists over several days.

Salmonella and E.coli are common food contaminates. This experiment measures the time it takes for E.coli and Salmonella to reach hazardous levels in fish.

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

This science project has students study a group of volunteer liars actively lying to study the behavior of a lie. Students see if they can figure out the truth.

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

Demonstrate how we are able to locate sounds, echolocation. Have a blindfolded subject locate you by the sound of your clapping.

Find out whether matte or shiny nail polish lasts longer.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

In this science fair experiment, students learn about the scientific principles behind Doppler ultrasound.

Water can go from solid to liquid to gas...but how does popcorn go from kernel to snack? Invite your first grade scientist to find out.

This science fair project idea assesses the effect of music on work performance.

The possibilities are endless with this fun Halloween-themed STEM activity! With simple supplies, your child will experiment, adapt, and use their creativity while they build structures using different specifications.

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

This trick uses vertical and horizontal forces to help your child to push apart your hands apart, no matter how hard you try to keep them together!

This science fair project idea studies whether a religious sleeping schedule relates to a higher IQ.

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

What happens when "coffee-addicts" miss coffee for 1 day? Find out in this science fair project idea!

In celebration of Earth Day, help your fifth grader write a poem from the Earth to its inhabitants.