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

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

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

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

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

Test whether plants can grow without sunlight and water.

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

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.

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.

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.

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.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

Make a backbone model to explore human anatomy and life science.

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 teaches students the differences between fruits and vegetables.

This science fair project examines how seeds hitchhike on animals and clothing.

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

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

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

This science fair project idea examines the reason boats are shaped and engineered.

Learn all about balance and motion as your child designs a corn maze!

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

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

This science fair project idea investigates if webbed feet help a duck (and others) swim.

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