Here's a hands-on way to help your child understand how common fractions can be equivalent.

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.

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

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

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

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

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

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.

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.

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

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!

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

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.

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

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

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

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.

For a fun family activity to introduce your child to genetics, have your child go on a search for dominant and recessive family genes!

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

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

Got a kid who loves fashion? Help her develop her own unique style with this tie-dye project using natural dyes.

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

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.

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

Simplify fractions with your child in this fast-paced math card game.

For a fun activity that takes the dull out of decimals, show you child how to gain a better understanding of decimals...as dollar amounts!

Here's an enjoyable at-home activity that gives your child step-by-step practice identifying the important parts of an article and organizing his ideas.

Instead of loading up on mayonnaise based potato salad, your child can whip up something healthier: German potato salad!