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

Science fair project that determines how UV radiation emitted by the sun varies depending on the time of day, using a handheld UV detector

Engage your children with this fun fall activity that integrates math and science. First, your child will excavate to find leaves. Next, they'll examine them to determine the colors. Then, your child will graph their findings.

Familiarize your preschooler with the concept of numbers one through five and counting with this hands-on activity.

Science fair project that tests the effects of temperature change on the reactivity of the catalase enzyme.

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

Learning to count change can be tough! Help your child become a master money-counter with this simple game.

Does your preschooler like cereal? Explore numbers with everyday objects and food with this fun counting activity.

Construct calorimeter and determine the caloric value of a sample of foods by change in temperature for each of the foods.

How do cold packs work? Explore endothermic reactions by comparing the temperature change that results from various chemicals added to water to find out!

Money is a difficult concept to grasp. Help your kid get the hang of it with this pocket change triple Venn diagram activity.

Measure temperature change over time using a variety of insulation materials. Be creative with insulation materials: scarves, yarn, socks, feathers, oil, etc

Check out this fun science fair project idea to determine if the size of a particle affect the rate or speed of a chemical reaction.

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.

Do this fun activity that uses stickers to help your kindergartener with counting, basic addition, and one-to-one correspondence.

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

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.

In kindergarten, your child spent lots of time counting things one by one. But in first grade, he'll need to be able to count in groups, especially by fives.

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

Put together a pine forest to help you count down the days until Christmas with your little one.

Try this recipe with your child and explore Ethiopia through one of its dietary staples: injera, or flat bread!

Determine whether magic salt is more effective at melting snow than regular salt. Pour one ounce of salt over the ice cubes, compare the melt downs.

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

In this activity your little one will throw a beanbag at a numbered target to help improve their number recognition skills.

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

Got a shoelace? Got a kindergartener? Help your child learn to use the number line by creating one out of a lace.

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

Get your preschooler ready for kindergarten by helping them learn numbers 1-10 with homemade snowflake counting cards in this arts and crafts activity.

Create a counting book, in order from 1-30, to help your child figure out a variety of ways of recognizing and representing numbers.

This Hanukkah countdown craft will help your little one count the eight nights of Hanukkah. Make a Hanukkah countdown calendar with your child.