Use playing cards to learn about temperature as well as positive and negative integers in this fourth grade math game.

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

Find out whether cast iron or regular teflon pans heat up faster and also retain their heat longer.

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

Give your second grader a chance to get his feet wet with measurement before he moves onto the more complicated stuff by trying this activity with him at home.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

These delicious Easter Basket Cupcakes are a simple, creative holiday treat. These cupcakes sit in waffle bowls with festive coconut grass and jellybean eggs.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

Making metric conversions is a difficult concept to master. Get in some extra practice by playing this Tic-Tac-Toe game with your learner.

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

Transform your kitchen table into a winter wonderland with a cookie and cocoa party that looks freshly dusted with snow.

Practice conversions within the metric system in this fun math card game for third graders.

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

Enjoy this kid-friendly recipe for Irish soda bread, just in time for St. Patrick's Day!

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

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

Make this delicious warm apple bread for Hanukkah.

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

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

This hands-on activity gives your child an opportunity to apply various strategies to solve a problem and to check if his answer makes sense.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

Topped with roasted pumpkin, prosciutto, herbs, and feta, these pita pizzas are a healthy, seasonal alternative to your classic pie.

This simple experiment serves as an introduction to the greenhouse effect.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

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

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."