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.

Use playing cards to learn about temperature as well as positive and negative integers in this fourth grade math game.

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

Whatever is stacked in your cupboard can be used to help your child learn how to compare fractions and decimals. A great hands-on math lesson!

Use familiar household items and decorations to turn estimation into a fun game!

How much does 100 weigh? Play this fun guessing game with your child to commemorate the 100th day of school.

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

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.

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

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!

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.