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

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

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

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

Determine which metal has the highest rate of conductivity.

Science fair project that cultivates slime mold and monitors the stages of its development.

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

This study observes plants, insects and an animal living in proximity to a known source of EMF.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

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

Check out this fun science fair project idea to explore fun facts about fruit juices and learn why do juices turn bad in the fridge.

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

The purpose of this science fair project is to investigate which food wrapping works best to keep refrigerated and non-refrigerated foods from spoiling.

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

This science fair project idea quantifies the effect of weather- in this case temperature and humidity- on musical instruments.

Test whether cutting up meats will make it cook faster than just cooking it whole.

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.

This experiment investigates if small changes in your diet can alter your basal body temperature.

Determine whether a hot liquid cools off faster when liquid is added before or after a two minute wait.

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.

Help your child practice her counting as she makes this fun and festive holiday decoration!

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Check out this cool science project idea to explore how temperature creates annual rhythms that govern plant growth.

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

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 that studies how perfumes are made in order to determine how we can capture a scent.

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

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

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