How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

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

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

This science fair project idea explores whether white light can be separated into different colors.

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

Learn how different types of soil affect how animal tracks form in this experiment!

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

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!

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

Test whether plants can grow without sunlight and water.

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

Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.

People have favorite flavors, but what about ants? Which ant food is the most popular?

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

This biodiversity project examines the biodiversity in your own backyard.

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

Determine if gender affects the ability to identify different smells.

Find out whether we can create motion in a dish and as a result, create a wonderful and colorful show.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

What is surface tension? Kids will discover how water-skating insects use surface tension to keep from sinking by making a model water walker.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.