Science fair project that determines the relationship between the temperature and the rate of cricket chirping. How many times do crickets chirp each minute?

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

Compare air temperature with the infrared temperature from a reflecting surface at different times of the day, in shade and in sunlight.

Work on measurement by sliding cards along a table with your second grader in this fun game. Use centimeters or inches, add up your totals, and see who's won!

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

Introduce your child to science with something they see everyday--their shadow!

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

Shamrock Stamps are a great way to celebrate St. Patrick's Day. Simple and symmetrical, this symbol of Irish culture is the perfect shape for prints.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

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

This science fair project idea determines what factors influence an individual's reaction time using a web-based timed reaction test.

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

Determine the differences between various bicep exercises, both in terms of how much muscle exertion they create and how they affect your heart rate.

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!

Encourage imagination and creativity with this magical craft that lets your child make and design his very own dragon egg.

Salmonella and E.coli are common food contaminates. This experiment measures the time it takes for E.coli and Salmonella to reach hazardous levels in fish.

The objective of this science fair project idea is to find out whether refrigerating cosmetics will extend their shelf-life and longevity.

Save money by making compost! Use this science fair project idea to determine which composting methods best encourage decomposition of organic matter.

Determine the relationship between the speed of a sound and the temperature of the air it passes through.

Science fair project that tests the correlation between outdoor temperature or weather conditions and the number of visible stars at night.

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!

Determine which metal has the highest rate of conductivity.

Explore this fun science fair project idea to investigate different microclimates in and around your home and their effects on the plant and animal life.

Time is an abstract concept that's difficult to grasp. But waiting for the turkey to come out of the oven on Thanksgiving is a concretely yummy experience.

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

Science fair project that uses distillation to convert salt water into fresh water.

This science fair project idea investigates food preference of birds.