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This science fair project idea explores whether mint, known for its âcooling sensationâ really does lower temperatures.

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

Increase your child's confidence in interpreting bar graphs and throw a little candy into the mix to sweeten the learning process.

Prepare for some scary Halloween counting practice! This game encourages players to knock down cylinders and then add to determine their scores.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

The objective of this science project is to determine the relationship between carbon dioxide gas and the temperature of the atmosphere.

Become familiar with ratios and learn how to measure the diameter of the Sun and the Moon in this fun science fair project idea.

Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

Observe if dissolved aspirin will help plants grow healthier and faster in this science fair project idea.

This fun math card game is a great opportunity to discuss probability with your third grader.

Practice multiplication facts by playing baseball in this fun, third grade math board game.

Science fair project that measure winds speed, temperature, and time of day in order to determine the origins of the wind.

Give your child some practice with even numbers, while creating a cute Christmas keepsake. Create this skip counting book.

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

Try a new approach to working with variables and equations by playing this tic-tac-toe game with your math student.

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

Ethanol can be used as an alternative fuel! The purpose of this experiment is to identify a starch plant that produces the largest quantity of ethanol.

Whatever is stacked in your cupboard can be used to help your child learn how to compare fractions and decimals. A great hands-on math lesson!

Thousands of witches that come out to celebrate Halloween. Now, your child can make her very own self-standing witch.

In this project students learn about the golden ratio and investigate if it can be used to predict people's assessment of beauty in others.

Free science fair project idea that examines air pollution in local environments. Particles are trapped by petroleum jelly on microscope slides.

Want to turn snack time into fun-time? Help him turn ordinary rice cakes into creatures that are silly, creepy, or just plain cute!

Disguise a lesson focused on shape recognition as a Santa collage, and your pre-kindergartener won't even realize she's learning!

Using just an egg carton and some beans or pennies, you can play this game with your first grader and see real gains in core math skills.

Help your child practice her counting as she makes this fun and festive holiday decoration!

Practice measurement using centimeters in this fun math race designed for your second grade student!

This fun activity encourages your child to develop their skills in not only taking measurements, but also in working with the measurements themselves.

Use Henri Matisse as inspiration for your preschooler or kindergartener to create a unique and funky paper shapes collage in this arts and crafts activity.

What direction should solar panels face? It's not the direction you might think! This free and enlightening science fair project helps kids discover the answer.