Encourage your kindergartener to investigate and chronicle the weather she observes during the coldest months of the year.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

What cause the phases of the moon? Make a model to see how the positions of the Sun, Moon, and Earth cause the crescent, gibbous, quarter, full, and new moon.

This science fair project idea identifies clouds as a means of predicting the weather.

Demonstrate how to tell the age of an egg without having to crack it open.

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

Try this simple 2nd grade science experiment to teach your child about the principles of luminosity and light reflection.

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

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

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.

Your child helps the environment while saving your family money in this fun and rewarding "Gas Guzzlers" competition.

Let your fabulous crafter use their favorite flowers, fruits and herbs to whip up a delicious perfume that they can proudly present to a friend or a loved one.

This weather spinner will improve observation skills by encouraging children to examine and track weather details and patterns.

We all know that the Moon has different phases, but it can be hard to figure out why. Try this activity to see how the Moon's phases really work.

Kids will learn how to clean fish tank the natural way. Add catfish to the tank and see if your water gets cleaner.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

This science fair project idea researches the definition of ‘biodegradable’ and explores this in a real-life setting.