What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

Want to boost math and science learning? Take a bug expedition and give your first grader practice observing and charting what they see.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

This science fair project idea investigates whether air has mass and weight.

This science fair project idea investigates if fats add to the flavor of food.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

The project investigates how water and movement affects erosion.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

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

This science fair project idea investigates if webbed feet help a duck (and others) swim.

Plants need water to grow. In this project we learn how plants transport water from their roots to their leaves

Get ready for a yummy taste test! Just pour the milk -- and make sure you have some chocolate chip cookies on hand.

This project determines what category of person is most likely to be ticklish.

This science fair project idea explores how length affects the weight a bridge can hold.

The objective of this science fair project is to investigate salt water density.

This science fair project idea determines which method of hand cleansing is the most effective.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

Blend science and math to explore a very important first grade social studies question: does our planet contain more land or more water?

In this project, a basketball containing different psi is dropped to see how well it bounces.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.