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

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

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

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.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

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.

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

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

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.

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 balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Using scherenschnitte, your science-savvy second grader will be able to create and display each part of a vegetable!

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.

Satisfy your sweet tooth with this easy summer activity! Make homemade ice cream and let your child practice his science skills.

Instead of the traditional egg hunt, try this creative variation that will result in a beautiful Easter garden.