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.

Help your child learn science and math skills like sorting, sequencing, and ordering while taking a nature walk and collecting and collaging leaves.

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!

This measurement activity uses feet to compare objects, but not the ones found on rulers and measuring sticks...the feet on your child's own body!

Learn how to make a paper snowflake with these simple instructions. Help your child learn how to make a paper snowflake with only paper and scissors.

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!

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

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.

These handmade Christmas treat cups are perfect for house parties, school celebrations, and holiday bake sales.

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

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

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.

Make a bear cave for your child to play and explore, learning about bears and winter hibernation.

Invite your kindergartener to explore the bright new world of measurement by starting out with nonstandard (and tasty!) units, such as gummy bears or worms.

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.