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

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

This science fair project idea explores whether talking to a plant will help it grow.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

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

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

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

This science fair project explores how osmotic pressure forces water through the root up into the plant.

The moon doesn't produce its own light, so why can we see it shining in the sky? Learn about reflection and planetshine in this fun and easy science project!

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!

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!

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

This science fair project idea investigates the difference in reaction times between boys and girls.

In this experiment you will replicate the mummification process by making a hot dog mummy.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

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

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

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

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

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

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.