In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

This science project has students study a group of volunteer liars actively lying to study the behavior of a lie. Students see if they can figure out the truth.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

Examine the effect of pressure on carbonation in soda.

Science fair project which teaches you how to make your own homemade glue by combing curdled milk with baking soda.

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

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

This science fair project idea determines if the color of light affects the growth of plants.

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

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

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

This science fair project teaches students about wilting and browning of salad greens.

Find out which kind of bubble wrap fares best when put in impact.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

This science fair project idea investigates whether plants can survive being frozen.

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

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

This science fair project examines how seeds hitchhike on animals and clothing.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

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

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

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

In this fun activity, your child will create their very own solar oven to bake s'mores!

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.