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

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

Get your fifth grader involved in some earth science by helping her plan and create her very own rock collection.

Check out this cool science fair project on identifying rocks and minerals for kids.

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

Competitors go head-to-head only this time it's a race to figure out the lowest common multiple of two numbers; an important step to working with fractions!

With this fun and easy method of printing your child will draw patterns, trace them with yarn, paint and press their very own masterpieces.

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

Simplify fractions with your child in this fast-paced math card game.

Here is a quick experiment you can conduct at the playground to introduce or reinforce the concept of Newton's First Law, The Law of Inertia.

This science fair project idea explores whether a sundial is as accurate as an atomic clock when telling time.

Wake up and create a fun, healthy snowman with your learner! As a family, create a snowman on your plate with yogurt, add some snowman accessories, and design a snowy environment.

These 3-D snow globe cookies look amazing on any table and will gets kids excited about the upcoming holiday season!

Here's a hands-on activity that helps your child understand the concept of "circumference."

In this activity, your child gets to peek behind the curtain of puzzle making as they create their very own "Spot the Differences" game!

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

In this open-ended activity, students will be given a small quantity of three types of materials and asked to design a prototype for “something that will improve the school.”

By using static electricity generated from their body, a child can cause a small fluorescent lamp bulb to light up!

Cool down this summer and stay active, too, with a wet clothes relay! 

Children will learn about food waste and conservation, create a poster that lets others know about the importance of food conservation, and make a plan to waste less food and consume with mindfulness.

If your fifth grader has a voracious appetite for reading, she'll be surprised to see many books she has devoured. Show her how to make a "100 Books" chart!

Science fair project which measures the shadow cast by a meter stick at various times in order to predict the circumference of the earth.

Science fair project that determines whether mass and weight are the same or different.

In this cool experiment, learn how to find specific gravity of minerals using liquids of different densities to see which substances and items sink and float.

This entertaining magic trick will 'trick' kids into using math skill to impress their friends!

Make some beautiful and unique candles to light your home.

Children take inspiration from Nobel laureate Malala Yousafzai to write their own blog listicle on a topic of their choosing.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

Find out whether matte or shiny nail polish lasts longer.

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