Have you ever noticed the way a dropped stone makes a fun pattern in a pond or lake? What's the science behind these splashy occurrences?

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

This experiment examines if space objects become round after reaching a certain mass.

This experiment will explore if and where fractals can be found in the natural world.

Demonstrate if cooking destroys all bacteria that is present in raw meats such as salmonella.

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

Use applied math to model orbital eccentricity in this cool science fair project for 7th grade.

This science fair project idea investigates whether rocks containing geodes can be determined from the outside.

Discover whether a metal will expand under hot water.

Science fair project idea that compares number and relative sizes of leaf stomata. Collect leaves of plant species, identify, observe stomata with microscope.

The Galileo inclined plane physics experiment was one of the first ways scientists calculated acceleration due to gravity. Do it yourself in this project!

In this science fair project, we will test how different kinds and shades of hair respond to bleach.

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.

In this wind tunnel experiment, you'll make a wind tunnel to test lift and airflow on a model plane and explore aerodynamics and the Bernoulli Principle.

Find out whether people within a family tend to have matching fingerprints.

In this experiment you explore how tectonic plates move to create land and expand bodies of water.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

Kids use applied math to build and test a parabolic mirror solar hot dog cooker in this cool engineering science fair project idea for middle school.

Check out this fun high school science fair project idea to investigate how the cell membrane regulates what moves into and out of cells.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

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

This simple project makes young children aware of their sense of smell and its capacity for providing them with information about their world.

Determine how effective animal camouflage is by simulating it in an indoor and outdoor setting.

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

Find out whether freezing or refrigerating destroys more bacteria. This is essential to consuming safe and germ-free food.

This project examines how temperature affects the volume of gas in balloons.

In this science project, young children observe, record, and create collections of colors in their world and increase their powers of observation.

This science fair project idea explores the different properties & interactions of sugar molecules.