Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

Discover flight initiation distance as you play around in the park with this fun bird watching project!

This science fair project idea provides evidence that air is everywhere and takes up space.

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

This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

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!

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

Do you think heat can affect a plant's growth rate?

Check out this fun and easy 4th grade science fair project idea that tests how gravity induces positive and negative geotropism (gravitropism) in bean plants.

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

In this project, different brands of microwave popcorn are tested and compared.

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

What is condensation? Little mad scientists will learn about condensation, states of matter, and air pressure by conducting this cool science experiment.

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.

This science fair project idea examines liquids of different densities.

In this project, a model of a submarine is built to simulate the buoyancy and displacement of water and air.

Find out whether putting something on top of a plant will inhibit its growth.

This is a quick, easy science fair project that conveys the idea of density to upper elementary students.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

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

Find out whether a longer airplane will fly farther or a wider paper airplane.

In this science fair project, learn how a mineral streak is made and how it can help identify an unknown mineral.

While your cells are much too small to see without a microscope, you can create the look of a cell in your very own home with just an egg and vinegar!

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.