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

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

This very physical game gets math off the page and into the real world-- and it works on number sense and estimation, key skills for kindergarten readiness.

This activity spotlights everyone's favorite reindeer, Rudolph, and preserves your child's handprints in his "antlers".

Study the effects of wind and temperature on evaporation. Place wet sponges in different environments, check at regular intervals, track time required to dry.

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

Put numbers and letters together -- key kindergarten math and reading skills -- while creating a marvelous game piece for outdoor play!

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

Probability can be a tough concept to master. Try playing this fun card game in order to help your third grader understand it a little better.

Determine whether the relationship between a personâs armspan and height are genetic.

Easy and cool middle school science fair project on ripening process of fruits and measures you can take to prevent fruits from rotting and delay ripening.

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.

Have some fun with your first or second grader, looking for creative ways that 100 cents can make $1.00!

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

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

Whether the snow is fluffy and soft or icy and hard, a snowman is sure to inspire a smile. No wonder this snowman is so happy—it's made using marshmallows!

Have fun with the kids by "shaping up" your standard chocolate chip cookie recipe, and teach kids about sorting and shapes while you're at it.

In this activity, you child will learn about how heat changes food. On the next sunny day, head outdoors to make a treat in an outside oven! Here's how:

This fun geometry game requires players to use measurement, find perimeter, and draw polygons. It's great for a fourth grade math student!

This hands-on activity that involves arranging pieces of yarn will teach your pre-K child the concept of ordering items by length in an interesting way.

Is your third grader bombing around on a bike these days? Here's a way to put all that fun time together with some math learning, too.

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

The purpose of this science fair project is to investigate which food wrapping works best to keep refrigerated and non-refrigerated foods from spoiling.

Here's a math game for your preschooler or kindergartener that'll make number recognition as easy as a pizza pie!

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

Teach your child what a sugar plum is with this easy recipe that gets your child to chop, mix, and roll his way to a delicious treat.

Practice measurement using centimeters in this fun math race designed for your second grade student!

Halloween is approaching, so why not create some ghost flash cards that will help your child learn their numbers the spooky way?

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!