The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

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.

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!

When you're studying the Mayflower, numbers can be an important part of the history...and a great chance to practice elementary math!

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

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

Use a deck of playing cards to practice place value and other math concepts with your upper elementary child!

What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!

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

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

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

Here's an activity that will get your child's attention with a back-to-school shopping spree. He'll use decimal skills to add, subtract, multiply, and divide!

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

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

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

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

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

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

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

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

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 explores whether mint, known for its âcooling sensationâ really does lower temperatures.

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

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.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

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

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

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

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

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.