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

Introduce decimals and place value with this fun math card game for fourth grade students.

Play this "subtraction war" card game with your second grader and watch his math facts mastery leap forward!

Here's an interactive, fast-paced game that will make your fifth grader feel more comfortable with simple equations.

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

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.

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

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

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

Make counting coins make "cents" to your second grader while giving her the chance to practice her math skills by playing this fun game with her.

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

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

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

Play a game of "restaurant" to reinforce real-world applications of counting and using money.

Play this fun basketball game to help your third grader master their multiplication tables.

Try this fun math card game with your third grader to practice division, addition, and problem solving!

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

Race to double numbers in this competitive card game. Try one-digit or two-digit numbers, or more!

Make practicing addition facts more fun and teach your child some helpful strategies with this spin off of the traditional "Go Fish" game.

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

Kids will get a kick out of shopping for discounted "kicks" with this creative math game that focuses on percentages.

Try this fun addition game with your second grader! Arrange playing cards to find the largest possible sums.

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.

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

Make subtraction practice more fun with this outdoor review game that's great for beginning math learners and more advanced!

Simple and straightforward, this money math game helps kids practice counting, adding change, and working with decimals.

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.

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

Practice your addition and subtraction in this card game. Disclose is a math activity any first or second grader will love!