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.

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

This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.

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

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

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

This little chick is so cute that your child will want to make a whole flock to call her own.

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

This Pysanky egg-decorating activity is perfect for young artists. Bring a little color and creativity to any holiday with this traditional Ukrainian craft.

Compare animal and plant fats and observe, and record, and draw conclusions about their similarities and differences.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

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

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

Pfeffernusse are spicy and sweet Christmas cookies from Germany. Make a batch of traditional pfeffernusse this holiday season.

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

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

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!

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

This fall, bake some festive caramel apple cupcakes with your second grader and help her build her math skills while you're at it!

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

Make this delectable custard, meringue, and graham cracker pie will give your fifth grader practice with measurement and get him interested in the kitchen.

Use this great no-bake recipe to save energy and keep cool.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

Countries all around the world have been using the abacus for thousands of years to make math easier. Have your kid make his own abacus to practice arithmetic.

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

The crust is fun for kids to mix and roll out, and the filling overflows with vitamin and anti-oxidant packed berries!

Add these fun chocolate Groundhog Day cupcakes to your holiday desert recipe repertoire! They're fun to make with your kids and a delicious winter snack.

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