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

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

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

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

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.

Making candles from old candles is easy. Recycle old candle stubs to make a "new" candle, and teach your child about recycling at the same time!

This science fair project idea examines the actual cost of three household light bulbs by testing energy consumption.

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

This science project challenges students to take learned information about weather and climate control and apply it to come up with creative ideas of their own.

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

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

The crust is fun for kids to mix and roll out, and the filling overflows with vitamin and anti-oxidant packed berries!

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

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

This science fair project explores different types of endangered frogs, and why some are endangered while others are not.

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.

How do cold packs work? Explore endothermic reactions by comparing the temperature change that results from various chemicals added to water to find out!

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

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.

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

Measure temperature change over time using a variety of insulation materials. Be creative with insulation materials: scarves, yarn, socks, feathers, oil, etc

This simple experiment serves as an introduction to the greenhouse effect.

Science fair project that uses distillation to convert salt water into fresh water.

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

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

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

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

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.