Cookie catastrophe! In this project you will determine if different types of cookie sheets can cause cookies to bake differently.

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

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

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

The purpose of this science project is to investigate which will grow larger plants: compost, soil and Miracle - Gro, a mixture of both.

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

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

This project concerns activity happening millions of miles away, on the sun.

The objective of this science fair project is to examine the cleanliness of salad preparation techniques.

Discover if temperature settings in a fridge make a drastic difference in terms of bacterial growth.

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

Store seeds under three different environmental conditions. Plant seeds in carefully marked groups, watch them grow. Compare results.

This science fair project idea focuses on saturated and unsaturated lipids (fats and oils).

Study the impact of environment on seed germination among three materials: soil, paper towel, and cloth. Note when seeds germinate and how well they germinate

Want a fun way to teach your kid to tell time? Making a plate clock is a great way for him to learn how to tell time in a way he'll actually find exciting.

This first grade science activity is great for winter! Your child will grow and observe her own amaryllis bulb, keeping a journal of her scientific findings.

Science fair project that determines the correlation between the ability of selected materials to conduct heat and a material's density.

Test products which claim to reduce wrinkles, and determine which is the most effective. Test effectiveness over three weeks, using a sample of volunteers.

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

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

The purpose of this science fair project is to investigate whether cooking seeds before planting will speed up germination and growth.

In this science fair experiment, high school students fit the growth pattern of bacteria to a mathematical model and predict future colony expansion.

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

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

Check out this fun science project idea to explore different types of starches and learn how removing starch affects the quality and taste of food.

The objective of this science fair project idea is to determine whether frozen vegetables have more nutrients than canned vegetables.

This experiment will evaluate bacterial content on toothbrushes before and after different cleaning methods to determine which method of disinfecting is best.

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.

Analyze competed scientific studies to determine the effectiveness of ancient remedies. Create a chart that illustrates the effectiveness of these treatments.