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Take a nature walk in your backyard or local park to find one object for every letter of the alphabet. Then put them together in this handy nature book.

In this plant habitats activity, children play the role of an ecologist and take surveys of different areas to discover the best habitat for dandelions.

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

This project examines who can jump higher, boys or girls, younger people or older, and how these two factors, gender and age, interact with one another.

Would you be able to tell the difference between colored contacts and natural eyes from a normal distance? Find out in this science fair project!

Using plants and other items from the outdoors and clothing they already own, your kids can dress up as any one of the four seasons or simply as a Garden.

In this science project idea learn about working of different types of smoke detectors and find out which one is the most effective for you.

Do dogs understand English? Kids will find out with one of our favorite dog science fair projects that tests how dogs process human language and other cues.

What is biodiversity? Kids will study different areas of their backyards to see which is the most diverse to learn about biodiversity and random sampling.

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

In this science fair project, students will use four different household objects to see which ones form the most or best crystals.

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

Before Twitter, birds were the ones tweeting, not humans. Have your child discover the magical sounds of nature while recording birds around his neighborhood!

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

A fun, life science sxperiment idea idea involving strategies for keeping birds away from crops using a distress call. What kind of distress call works best?

Look at people's face shape. Do you think their face shape affects your perception of kindness? Find out more in this science fair project idea!

Test whether cutting up meats will make it cook faster than just cooking it whole.

Do heavier objects fall faster than lighter ones? Students learn the answer by watching the effect gravity in a vacuum has on a coin and a feather.

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.

This activity will help your child review science concepts, learn new ones, and become familiar with examples of various concepts in science. Plus, it's fun!

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

Will the shape of an ice cube impact how fast the ice melts?

Is there more air particulate matter in an urban or rural environment? Test your knowledge with this science fair project.

This science fair project idea examines various dead zones and investigates the cause and how it can be fixed.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

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

This experiment examines if space objects become round after reaching a certain mass.

This super fun science project, perfect for young children, combines crafts, dressing up as animals, outdoor play, and life science learning.