Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!

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.

Turn learning fractions into a pizza party in this fun second grade math game.

Have your kid practice completing number patterns and then create her own patterns on the wings of a butterfly with this delightfully simple paper project.

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

This hands-on activity practices skip counting, a key first grade math skill. But it's silly fun!

This first grade addition math game helps your child use critical thinking skills while practicing his computation.

Ordinary drinking straws are fun for drinking juice and even for spitballs when you're not looking, but also fabulous for learning first grade math.

Engage your third-grader in this version of the classic game and she will get lots of practice using mental math to solve addition and subtraction problems.

Help your child learn her numbers and how to count with this fun number game!

Determine which metal has the highest rate of conductivity.

Help your child stay physically and mentally active with this group aerobic fitness game that's good for the heart and mind alike.

This activity will help your child tackle those tricky fraction word problems by way of a hands-on method.

In this activity, your child will learn to name the numbers from 1 through 5 and they'll practice their counting skills.

Pumpkin carving party activities are great for a pre-Halloween party. Try pumpkin carving party activities, including jack-o'-lantern ideas and fall recipes.

Practice conversions within the metric system in this fun math card game for third graders.

Help your child develop his counting and language skills with this fun activity. He'll be a number hero for a day and learn about safety while he's at it.

Your preschooler will not realize she's practicing her counting skills while playing with this interactive cereal abacus!

This science fair project idea measures physical dexterity as a function of temperature.

Look for a correlation between temperature and the intensity of cricket chirping. Measure ambient temperature and sound intensity in decibels.

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?

Challenge your 1st grader to skip count with this sequence game. Help him find missing numbers by figuring out the pattern and building on math skills!

Shake those dice and try to roll big numbers in this first grade math game. Practice addition in a new, fun way!

Do your laundry and your science project simultaneously! This science fair project investigates whether the color of a garment affects the time needed to dry.

Here's a math activity that uses coin riddles to help your third-grader improve his coin-counting and logical thinking skills.

Check out this cool science fair project idea to explore non-chemical means of preserving fruits by using thermotherapy.

Counting with one-to-one correspondence is an important kindergarten math skill. This simple activity turns it into a play-anywhere game.

Instead of drilling facts, grab sidewalk chalk and head outside for a rousing game of this Math Run game. Play the Math Run game with your child.

This science fair project idea focuses on saturated and unsaturated lipids (fats and oils).

Can cells be frozen? This science fair project provides information to answer this question.