Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

For a fun family activity to introduce your child to genetics, have your child go on a search for dominant and recessive family genes!

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

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

Work on division with remainders in this fun fourth grade math board game.

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

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.

Explore the math concept of probability with your fifth grader on "lucky" St. Patrick's day this year!

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

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

Using simple materials found around your home, you can reinforce the static electricity concept by helping your child build a simple device with zapping power!

This activity will help your child tackle those tricky fraction word problems by way of a hands-on method.

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

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