This science fair project idea produces varying pitches of sound.

The goal of this project is to create an exciting topographical map out of dough.

What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

In this experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

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

In this experiment you will replicate the mummification process by making a hot dog mummy.

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

In this science fair project, students make their own rain gauge to measure rainfall.

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

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

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

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

Demonstrate how you can make your own compass using a magnetized needle. It also allows you to compare magnetic north and geographic north.

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

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

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

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.