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

One way to "trick" your child into getting extra practice with one-step equations is to play a variation of the classic game, tic tac toe.

Teach your fifth grader an important math concept with this quick and simple activity that shows them how to divide whole numbers by fractions.

Toss playing cards into boxes while you practice addition and multiplication with decimals in this fun, fifth grade math game.

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

Check out this dice game perfect for teaching your savvy kid the fundamentals of probability.

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

Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

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

In this activity, your child will get a review of addition, subtraction, multiplication and division using classic domino pieces.

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.

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.

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

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

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.

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

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

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.

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

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

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

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

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

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, geometric puzzle activity that will capture your child's interest and strengthen his number awareness and graphing skills.

This entertaining magic trick will 'trick' kids into using math skill to impress their friends!

Competitors go head-to-head only this time it's a race to figure out the lowest common multiple of two numbers; an important step to working with fractions!

Does your fifth grader need a study buddy for geometry? Forget about a tutor. Help him make his own geometry dictionary!

Practice math and social studies skills with this fun game based on the Battle of Lexington and Concord.