This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

Science fair project which determines whether people are more likely to follow rules if they are easy to understand.

This biodiversity project examines the biodiversity in your own backyard.

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

Learn about the role of Earth's rotation on the Coriolis Effect and hurricanes in this science project. Model the Coriolis Effect on a hurricane's direction.

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.

This science fair project idea explores substances that cause a bubble to last longer.

Science fair project which measures the shadow cast by a meter stick at various times in order to predict the circumference of the earth.

Determine if gender affects the ability to identify different smells.

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

This science fair project idea explores the different properties of matter.

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

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

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

Science fair project idea examines validity of mood ring predictions. Analyze accuracy of results, consider the impact of temperature

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

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.

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

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

The purpose of this science fair project is to build a basic radio.

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

This science project teaches students to classify different shapes of leaves.

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.