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

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

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!

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

This hands-on activity gives your child an opportunity to apply various strategies to solve a problem and to check if his answer makes sense.

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

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

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

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

Homemade Halloween treats make great party foods for an All Hallow's Eve get together. These four homemade Halloween treats are scary-good.

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

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.

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

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.

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.