This do-it-anywhere guessing game helps reinforce number concepts. And it's a blast to play.

Plants help keep a house cool! This article includes step-by-step instructions for completing this fun and interesting science experiment.

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

This project examines the affect of temperature on viscosity and surface tension of different liquids.

A fun activity for a hot day, this will give young kids a chance to experiment with beginning science and math â and splash around in the process!

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

Look for a correlation between temperature and the intensity of cricket chirping. Measure ambient temperature and sound intensity in decibels.

What direction should solar panels face? It's not the direction you might think! This free and enlightening science fair project helps kids discover the answer.

Do your laundry and your science project simultaneously! This science fair project investigates whether the color of a garment affects the time needed to dry.

The objective of this science experiment is to evaluate the affects of high and low heat capacity on a material's heat retention ability.

This science fair project idea investigates food preference of birds.

Will your liquid weigh less once you remove the fat from it? Find out in this science fair project idea.

This experiment investigates if stress alters body temperature.

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

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

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

The purpose of this science project is to determine which chemical best lowers the temperature of water in a cold pack and if the amount affects its use.

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

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

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

Science fair project which measures the amount of heat energy released by a burning candle by calculating how many calories of heat it emits.

Use an Elihu Thomson apparatus, also known as a ring launcher, to learn about electromagnetism concepts and the properties of various metals.

This science fair project idea quantifies exactly how accurate the cricket thermometer is.

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

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

This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.

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?

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.