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How well can people recall what they have observed. Test your knowledge in this fun experiment.

How does smell affect taste? Ready your taste buds--in this project, you'll gather some test subjects and do a taste test to see how much smell affects taste.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

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.

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

This project examines whether playing music during class helps students learn or if it distracts students from learning.

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

This biodiversity project examines the biodiversity in your own backyard.

In this activity, your child will be challenged to make a tower using paper cups.

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.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

This science fair idea is a great way for kids to explore static electricity. Kids will give a comb a static charge and watch as it separates pepper from salt.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

In this project children practice the scientific method while playing with puffy paint.

This project compares the strength of one, two, and three-ply toilet paper.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

This tricky building block challenge asks your learner to think creatively. They will work on their divergent thinking skills as they try to fill up an index card perfectly with building bricks.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

This science fair project idea determines what household items are good conductors of electricity.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!