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This science fair project idea studies past and current fads and trends.

Find out whether optical mice are useful on all surfaces or if there are drawbacks to this supposedly superior solution to the traditional roller-ball mouse.

This interactive project invites science fair-goers to participate in examination and recording to demonstrate the importance of firsthand observation.

This science fair project idea explores whether the color of surroundings affects human mood.

Explore convex and concave objects and how they reflect light.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

Construct batteries that make electricity from fruits with this fun science fair project.

Culverts transport seeds away from their original location to different places. This science project examines the effect of culverts on plant growth in streams.

Does your child know that salt water conducts electricity? This simple experiment will show how salt water acts as a conductor to electrical currents.

Want to give your teen some insight into the scientific method and get the house cleaned? This activity promises both!

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

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

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

Do dogs understand English? Kids will find out with one of our favorite dog science fair projects that tests how dogs process human language and other cues.

This flexible activity for preschoolers features jellybeans, counting, coloring, and the five senses.

Boost your preschooler's attention to detail by getting her to explore the differences between two different pumpkins: large and small.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

Will male or female hair grow faster? Find out in this science fair project idea!

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

This science fair project idea compares the mass and density of objects.

This experiment uses Rosenberg's Self Esteem Scale to evaluate if there is a correlation between family size and self esteem.

Discover how and which salt melts ice the quickest.

If you're looking for something to keep your kid busy on a warm day, and give him some writing practice in the process, bring on the mud!

The aim of this science fair project is to examine the differences between brands of bottled water and analyze consumer preferences through a taste test.

What better way to celebrate spring than with a fabulous flower party? Pack the day with fun flower activities and treats for a truly springalicious event!

Check out this cool science fair project idea to explore the relation between onions and eyes and how to prevent eyes from tearing while cutting an onion.

In this design challenge, your child will make a bottle rocket using typical household items.

In this challenge, students are tasked with creating a car that can be powered by a balloon!

Design an improvement for an existing website. Program improved feature, get website owner to implemement new design.

Learn about the Atwood Machine and Newton's 2nd Law with a pulley and masses of different weights in this physics science project.