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.

In this activity, have your second grader practice measuring by finding the height, weight, and length of their most treasured toy!

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

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

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

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

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

Try this fun and simple activity to help nurture your child's observation skills and nourish a growing love of science!

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

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.

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!

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?

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

If you're looking for a fun way to have your child gain practice pattern-making while working out fine motor skills, making Washi eggs is the perfect activity.

Get estimating with this spooky activity that asks your young mathematician to rely on their problem-solving skills to figure out how many items they believe are in spooky Halloween jars!

Here's a thought-provoking activity to make new vocabulary words "stick" in the mind of your young learner.

Get back into school with this exciting architecture exploration! In this craft activity your child will research, draw, and build his own school.

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.

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

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.

This recipes is so easy your child gets to be master chef for this kitchen activity. He'll bake peanut butter banana oatmeal cookies that happen to be vegan!

This fall, bake some festive caramel apple cupcakes with your second grader and help her build her math skills while you're at it!

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

Here's a place mat your second grader can create, based on the classic frontier tradition of patchwork quilting.

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

Invite your second grader to help you measure and mix these fresh, cool concoctions!

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

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

Have your student draft a blueprint for a haunted house, and trick (or treat) them into learning about geometry in the process.