Have your kid determine if a goldfish can be conditioned to expect food the same way Pavlov's dogs did with this fascinating science fair project.

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

Science fair project in which you will create your electricity by making a homemade battery using salt water, a nail, and a copper wire.

This science fair project idea studies past and current fads and trends.

There is debate about whether chalkboards or whiteboards are better. This experiment explores which leads to better retention of visually-displayed information.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Which public places harbor the most bacteria and germs? Test different environments to find out where the most bacteria live in this science project.

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

Check out this fun middle school science fair project idea on Newton's third law of motion and how you can change the speed of a rocket.

This experiment explores the question of whether age and/or gender play a role in people's ability to remember dreams.

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

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Science fair project which determines which colors of light allow plants to produce the most chlorophyll. How are color and light related to each other?

Use an Elihu Thomson apparatus, also known as a ring launcher, to learn about electromagnetism concepts and the properties of various metals.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

This project will explore whether music influences physical endurance.

Science fair project that determines how UV radiation emitted by the sun varies depending on the time of day, using a handheld UV detector

Science fair project idea helps conceptualize probability. Compare probabilities and outcomes of cards drawn from a standard playing deck.

This experiment will explore whether fractals really repeat themselves infinitely.

This project examines Newton's First and Second Laws of Motion with a bicycle and water balloons.

Kids build a rainforest food web to explore trophic levels in this cool science fair project for 4th grade.

Science fair project that determines what neurons are, what they do and compiles this vital information in an illustrated book.

Study the impact of environment on seed germination among three materials: soil, paper towel, and cloth. Note when seeds germinate and how well they germinate

Research history of programming language. Design a new or improved programming language. Create a display that illustrates the features and improvements.

It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.

Check out this science project idea to compare organic produce to non-organic produce and how preservatives in food extend the shelf life of goods.

This project explores whether music affects the growth and health of plants.

Ethanol can be used as an alternative fuel! The purpose of this experiment is to identify a starch plant that produces the largest quantity of ethanol.