Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

This science fair project idea focuses on saturated and unsaturated lipids (fats and oils).

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

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

For most second graders, a good secret code is just about irresistible. Here's one that builds math facts while you're at it!

Familiarize your preschooler with the concept of numbers one through five and counting with this hands-on activity.

Invite your second grader to help you measure and mix these fresh, cool concoctions!

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

Does your preschooler like cereal? Explore numbers with everyday objects and food with this fun counting activity.

Look for a correlation between temperature and the intensity of cricket chirping. Measure ambient temperature and sound intensity in decibels.

Read on this high school science fair project idea to get basic information on the process of heat transfer and the conditions under which the transfer occurs.

Have your child observe, measure and record the amount of space objects occupy, and you'll have an inside space explorer on your hands in no time!

Measure temperature change over time using a variety of insulation materials. Be creative with insulation materials: scarves, yarn, socks, feathers, oil, etc

Thermometers are how we measure temperature, and we've all heard the terms "centigrade" and "Fahrenheit" tossed around, but what do they really mean?

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

In this activity, your child will create a red envelope that can be filled with money to spread good will and ward off evil spirits in the New Year.

Help your preschooler or preschooler with shape recognition, math, and matching by creating your own personal shapes cards, good for home or car.

Help your child stay physically and mentally active with this group aerobic fitness game that's good for the heart and mind alike.

Homemade Halloween treats make great party foods for an All Hallow's Eve get together. These four homemade Halloween treats are scary-good.

This activity will put those Halloween treats to good use by using candy corn to help your child with her subtraction skills.

Counting with one-to-one correspondence is an important kindergarten math skill. This simple activity turns it into a play-anywhere game.

Put your junk mail to good use! Armed with a stack ads and a few simple art supplies, your preschooler can make a cool poster for his room.

Do this fun activity that uses stickers to help your kindergartener with counting, basic addition, and one-to-one correspondence.

Help your preschooler chart her good eating habits with this arts and crafts activity that has her making a healthy fruits and vegetables rainbow and graph!

One way to "trick" your child into getting extra practice with one-step equations is to play a variation of the classic game, tic tac toe.

Try this recipe with your child and explore Ethiopia through one of its dietary staples: injera, or flat bread!

In kindergarten, your child spent lots of time counting things one by one. But in first grade, he'll need to be able to count in groups, especially by fives.

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

Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!

Put together a pine forest to help you count down the days until Christmas with your little one.