Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.

In this science fair project, students use the streak test to tell minerals apart from each other.

Many ancient cultures used the rising or setting sun to create calendars. Observe the setting sun once a week to come up with your own solar calendar!

You've heard all about oil spills, but can they really be that bad? After all, vegetable oil is in almost every yummy baking good from cookies to brownies.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

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

This science fair project idea experiments with spinning color wheels and optical illusions.

In this game, players will learn interesting facts about animal adaption and practice them using a fun matching card game!

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

Have your child kick off their summer vacation by making a miniature water slide!

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

Learn with makes water molecules work with this fun and easy science activity!

In this activity your child will make a coiling snake out of simple household materials, and also find out why they coil.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

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 simple experiment serves as an introduction to the greenhouse effect.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

Here's an experiment that will have your child experimenting with cake ingredients to learn about the chemical reactions that happen when a cake's in the oven.

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

In this fun experiment, we'll find out how color affects heat absorption!

This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.

This science fair project idea investigates how color affects temperature.

In this fun activity, your child will create their very own solar oven to bake s'mores!