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A great science fair project on solar oven design that helps kids learn about solar power and solar heating.

Learn more about consumer preferences, product availability and pricing. Search ebay listings typing keywords of your choice. Interpret statistical analysis

In this science fair project, students will learn how to calculate the formula for the thermal decomposition of potassium chlorate.

Is there really such a thing as healthy gum? Students will learn what factors in chewing gum contribute to healthy teeth in this exciting science fair project.

This science project challenges students to study the salt content in tap water and learn about electrochemistry.

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

The goal of this fun science experiment is to explore the limitations of sight and learn working of the human eyes.

Learn about endothermic and exothermic reactions and energy exchange by experimenting with temperature change in chemical reactions.

Science fair project that creates a pamphlet to help others learn about Epilepsy, its causes, symptoms and treatments.

Learn about what happens to a current-carrying wire in a magnetic field in this cool electromagnetism experiment!

Science fair project which will teach you more about the foods that you eat, and learn which ones are healthier choices.

Kids learn about the color rendering index by finding the best lightning for makeup in this fun and original physics science fair project idea.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

What are the benefits of good posture? Kids will learn about the cognitive effects of good posture through conducting and observing a controlled experiment.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

Learn how to convert gravitational potential energy into mechanical energy in this fun science fair project idea.

Learn whether dark green and leafy veggies tend to have a higher Vitamin C content than lighter green varieties.

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.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

Kids make an electromagnet in this electromagnetic induction experiment to learn about induction, current, and the right-hand rule.

Use a microscope in this experiment to learn about different kinds of "good bacteria" that turn milk into yogurt!

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Study emulsifiers and learn how they are used in food science, medicine, soaps and cosmetics. Identify which materials are created using an emulsifier.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

In this pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

Check out this cool science fair idea on why hard fruits become soft and learn how to compare the sugar content between ripe and unripe fruits.

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!