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Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.

The goal of this science fair project was to examine how different angles of decline affect the tipping point of a vehicle.

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

This project leads to an understanding that a whole may be built of smaller parts that fit and work together and provides an introduction to basic tools.

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

In this science fair project, young children discover what happens when two fluids that have different densities get together.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

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

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

This science fair project idea demonstrates that plants give off water.

This science fair project idea explores whether dogs do look like their owners.

This experiment uses a voice recorder to monitor the progression of a message in the telephone game as it deviates from the original.

Explore convex and concave objects and how they reflect light.

This project examines whether people's taste perception is influenced by what they see.

This science fair project idea compares the mass and density of objects.

In this project children practice the scientific method while playing with puffy paint.

Looking for a project on machines? Get a fun elementary school science fair project idea to design a compound machine using your knowledge of simple machines.

This experiment evaluates how much influence an enticing package has on childrensâ willingness to try a new snack.

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

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

This science experiment has students test whether a snail moves faster on concrete or dirt.

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

This science fair project idea explores how water and ice can change the form of rocks.

This science fair project idea shows how a vibrating object transfers energy to whatever it touches.

This science fair project idea determines which method of hand cleansing is the most effective.

This science fair project idea determines how your body responds to allergies.

This science fair project idea demonstrates sonar mapping of the ocean floor.

This science fair project idea explores how length affects the weight a bridge can hold.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.