Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

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 idea measures physical dexterity as a function of temperature.

In this simple and social activity, children use size comparison skills to find objects in nature that are bigger, smaller, longer, and shorter.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

Start the new year with this fourth grade math "Calculation Challenge!"

Learning to identify and categorize different geometric shapes is a big goal for early learners. And your neighborhood is the perfect place to start!

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

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

Help your kids fall in love with nature by making a simple clay bird bath. Set it up in your yard and watch the animals venture in for a sip of water.

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

This project examines the concentration of dissolved oxygen in water, with and without oil.

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.

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.

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

Is there more air particulate matter in an urban or rural environment? Test your knowledge with this science fair project.

Check out this cool science project idea to explore how temperature creates annual rhythms that govern plant growth.

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

Thermometers are how we measure temperature, and we've all heard the terms "centigrade" and "Fahrenheit" tossed around, but what do they really mean?

If your Father's Day festivities include meeting up with extended family, why not put all the dads to the test with a chili cook-off?

Analyze this simple betting game with your fourth grade student in order to discuss probability.

Teach your fifth grader an important math concept with this quick and simple activity that shows them how to divide whole numbers by fractions.

Help your child see numbers three ways with this simple grab-and-go game, great for quick practice in the car.

Check out this dice game perfect for teaching your savvy kid the fundamentals of probability.

Heart math is a great way to celebrate Valentine's Day and familiarize your advanced preschooler with the concept of adding numbers.

Making metric conversions is a difficult concept to master. Get in some extra practice by playing this Tic-Tac-Toe game with your learner.

Turn learning fractions into a pizza party in this fun second grade math game.

Sneak a little learning into Easter by making cute Easter egg counting flash cards in this preschool arts and crafts activity.

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