This fun game helps children learn to estimate the most basic unit of time--a minute--without a clock.

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

For most second graders, a good secret code is just about irresistible. Here's one that builds math facts while you're at it!

Most timeline activities are all about history. Make timelines more relevant and personal for your child by focusing on the hours and minutes of his day.

Most parents probably wouldn't mind subtracting 8-9 years off their age. Here's a fun third grade subtraction activity that may do just that.

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?

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.

If it's Easter, it must be time for egg hunts. But we have to admit, most kids would rather take a bite out of a yummy cupcake than a hard-boiled egg.

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 a recycling project to hone your childâs sewing skills and clean up her art supplies when she turns the leg of an old pair of jeans into a storage basket.

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

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

Draw some educational value out of a summer stocked full of adventures!

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!

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

Based on the popular "I Spy" game, this activity lets your kid practice important skills like number identification and place value.

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

Use familiar household items and decorations to turn estimation into a fun game!

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.

Here's a hands-on activity you can do with your fourth-grader to practice measurement and directly apply the concept of area.

Getting kids to memorize their times tables can be worse than pulling teeth. Sweeten the deal with this activity that combines math and sugar.

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

Declare a "Pocket Day" in your house and help your child practice his addition skills as he counts how many pockets the family is wearing that day!

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

Create addition problems using critical thinking skills in this fun second grade math card game.

Playing a tactile game with multiplication will help your child get a better grasp of basic math concepts and transform your kid into a master multiplier.

Explore the math concept of probability with your fifth grader on "lucky" St. Patrick's day this year!

Liven up a lesson about graphing by helping your third grader compile a bar graph from his classmates' birthday data.

What's my number? Go ahead and guess! This logic game focuses on number sense that suits all ability levels, as players' questions can be simple or complex.

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