This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.

Pump up the learning level of your kindergartener's summer break by playing patriotic bingo when July 4th rolls around.

Take paper football to the next level by creating a "field" with objects from around the house. A great indoor and rainy-day activity.

Tangrams are a kindergarten staple, but now it's time to take them to the next level! Get your child started on geometry with this tangram puzzle.

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.

Become familiar with ratios and learn how to measure the diameter of the Sun and the Moon in this fun science fair project idea.

What's my number? Go ahead and guess! This logic game focuses on number sense that suits all ability levels, as players' questions can be simple or complex.

This fun science fair project idea explains what a circadian rhythm is and explores the types of biological activities that follow a 24 hour cycle in mammals.

Science fair project in which you will build your own algae photobioreactor which will meet the physiological requirements of algae for maximum growth.

Instead of loading up on mayonnaise based potato salad, your child can whip up something healthier: German potato salad!

Explore properties of liquids and how temperature and salinity effect surface tension of liquids in this fun- filled science fair project idea.

Check out this fun science fair project idea to learn how alkaline batteries convert chemical energy to electrical energy?

Explore the best way to store popcorn kernels. It examines the impact of moisture and temperature on unpopped kernels.

The objective of this science project is to examine the factors that affect the dispersion of oil in water, including water agitation.

Science fair project that examines various techniques for removing wrinkles from polyester garments to understand why polyester garments become wrinkled.

What is the coldest temperature possible? In this cool experiment, you'll calculate absolute zero by extrapolating data on the temperature and volume of gas.

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

The thermometer outside is dip, dip, dipping! What kind of clothes will keep you warmest this winter? This project determines which materials insulate best.

Determine if âdouble dippingâ chips really spreads more germs than dipping only once per chip.

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

Your child can turn cookie dough into a big pile of colorful painted fall leaves ready for eating!

Construct calorimeter and determine the caloric value of a sample of foods by change in temperature for each of the foods.

In this project students learn about the golden ratio and investigate if it can be used to predict people's assessment of beauty in others.

This science fair project determines what effect substances have on ice, and which of these products most effectively melts ice.

Check out this fun science fair project idea to determine if the size of a particle affect the rate or speed of a chemical reaction.

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.

This science fair project will help learners determine whether algae can be made to grow by feeding it supplementary carbon dioxide.

This project explores what happens to a rubber band when it is heated and cooled.

This experiment investigates if stress alters body temperature.

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