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

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

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.

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

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

In this activity, have your second grader practice measuring by finding the height, weight, and length of their most treasured toy!

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

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.

How powerful is the reaction between baking soda and vinegar? Find out here!

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

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

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

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

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

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

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

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

During the Passover Seder, many Jewish families pour a cup of red wine for Elijah. This year, help your child create his own welcoming glass for Elijah.

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.

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

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.

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

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.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

Your child can turn cookie dough into a big pile of colorful painted fall leaves ready for eating!

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

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.