Introduce your fourth or fifth grader to volume by having him build rectangular prisms, and then count each sugar cube to check his volume calculations.

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!

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?

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

Transform your kitchen table into a winter wonderland with a cookie and cocoa party that looks freshly dusted with snow.

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.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

How powerful is the reaction between baking soda and vinegar? Find out here!

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

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

This fun activity encourages your child to develop their skills in not only taking measurements, but also in working with the measurements themselves.

Homemade Halloween treats make great party foods for an All Hallow's Eve get together. These four homemade Halloween treats are scary-good.

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

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Give your second grader a chance to get his feet wet with measurement before he moves onto the more complicated stuff by trying this activity with him at home.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

Think you need a special dehydrator to make your own fruit leather? You can actually make a delicious version of this popular kid's snack in your own oven.

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.

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

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 simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

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

Making decorative pottery is a great way to experiment with making patterns and texture on a traditionally smooth surface.

Thousands of witches that come out to celebrate Halloween. Now, your child can make her very own self-standing witch.

Countries all around the world have been using the abacus for thousands of years to make math easier. Have your kid make his own abacus to practice arithmetic.

Get your child excited about measuring with this fun and easy household measurements activity.

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

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