Why do ants like sugar? Do ants like artificial sweeteners too? Kids find out with this great inquiry-based science fair project.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

In this Bernoulli's Principle experiment, you'll learn how an increase in the speed of a fluid, like air, decreases pressure.

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

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

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.

Challenge your learner to design and build a city of their own in this creative engineering activity.

In this experiment, students will discover how heat and pressure turn clay into slate, phyllite, and finally schist.

Learn the basic structure of a DNA strand, which is the double helix, how genes form together, and the resemblance DNA has to a twisted ladder. Create a model.

Science fair project which determines whether a person's taste in music is dictated by the key that the song is written in.

Science fair project that uses muriatic acid to develop fingerprints that would otherwise be invisible.

In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!

Do different types of oil mix or stack? Find out in this science fair project idea!

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

This activity challenges your student to use spatial reasoning and computational thinking to program multiple robots.

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

In this cool catalase and hydrogen peroxide experiment, kids put a potato in a jar of hydrogen peroxide to see how catalase acts as an enzyme.

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

Check out this cool science fair project on identifying rocks and minerals for kids.

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.

In this activity, children will work on their mathematics and engineering skills as they attempt to recreate the Eiffel Tower out of building blocks!

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

In this science fair project, students focus sunlight with a magnifying glass and trap shorter waves to melt ice.