This science fair project idea explores whether mint, known for its âcooling sensationâ really does lower temperatures.

This experiment researches if you gave different amounts of food to mosquito larvae would they grow faster or slower

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

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

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

Which public places harbor the most bacteria and germs? Test different environments to find out where the most bacteria live in this science project.

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

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.

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

How many steps long is the hallway? Kids put their graph-making skills to work as they make a step map of their own house.

Science fair project that measure winds speed, temperature, and time of day in order to determine the origins of the wind.

If you're looking for a fun way to have your child gain practice pattern-making while working out fine motor skills, making Washi eggs is the perfect activity.

This experiment investigates if stress alters body temperature.

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

Bake some cookies with an oven that collects sunlight and traps the shorter wavelengths (heat!).

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

In this cool experiment, learn about the forces of resistance in a liquid and race marbles in a cylinder to find out which fluids have a high viscosity.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

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

Practice measurement using centimeters in this fun math race designed for your second grade student!

Help your child practice symmetry with this fun activity that will leave your child with a sweet symmetrical treat!

This fun activity encourages your child to develop their skills in not only taking measurements, but also in working with the measurements themselves.

If you love the idea of handing out holiday tins of homemade cookies but you're not a baker, chocolate-covered apples are the perfect solution.

Free science fair project idea that examines air pollution in local environments. Particles are trapped by petroleum jelly on microscope slides.

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

Does your child love learning about dinosaurs? Does he like digging around in search of hidden treasures? In this fun activity he'll do both!

Easy and cool middle school science fair project on ripening process of fruits and measures you can take to prevent fruits from rotting and delay ripening.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.