How much does 100 weigh? Play this fun guessing game with your child to commemorate the 100th day of school.

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.

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!

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

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

This experiment examines whether storing your orange juice at different temperatures affects its acidity.

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

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

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!

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.

The project investigates the affect music has on plant growth while experimenting with rock, classical and no music.

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.

Using simple materials found around your home, you can reinforce the static electricity concept by helping your child build a simple device with zapping power!

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

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

This science fair project idea deals with the qualities of shade on a sunny day.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

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

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

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

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.

This science fair project idea identifies clouds as a means of predicting the weather.