Bring a little science to your third grader's Christmas as you test out his sense of smell by exposing him to common Christmas scents found in your kitchen.

Put your young paleontologist's puzzle-solving skills to the test by having her hunt for dinosaur bones and then assemble them to create dinosaur skeletons.

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

Experiment about connection of senses of taste and smell. Using blindfold and noseplugs, administer blind taste test. Analyze results and organize data.

Kids put their geography knowledge to the test in this balloon volley game inspired by the Dr. Seuss book "Oh the Places You'll Go".

Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

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

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

This science experiment tests if dog saliva can really help heal wounds.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

Staying close to home doesn't mean you can't get moving! Use this fun challenge activity to encourage your child to move their body in new ways while testing their endurance!

This science fair project idea examines whether boys and girls differ in reflexes.

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

This science fair project examines how seeds hitchhike on animals and clothing.

Determine if gender affects the ability to identify different smells.

Here's a tasty summer holiday treat: oatmeal chocolate chip cookie sandwiches filled with cinnamon ice cream.

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

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

Host a dog wash to raise money for yourself, for charity, or just for fun!

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

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

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

Learn whether writing things down really makes things easier to remember.

This project determines what category of person is most likely to be ticklish.