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

In this activity, your learner will be challenged to create their own tic-tac-toe grid out of building blocks.

Looking for an enjoyable evening activity you can do with your kids? Study the stars: help them learn about constellations by making one of their own.

This science fair project teaches students about wilting and browning of salad greens.

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.

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

How powerful is the reaction between baking soda and vinegar? Find out here!

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Create a brush pile to help wintering wildlife stay warm and cozy through the winter.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

Will increasing the amount of salt in water effect how slow or fast the water freezes?

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