The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

In this science fair project, students will use four different household objects to see which ones form the most or best crystals.

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

Look at people's face shape. Do you think their face shape affects your perception of kindness? Find out more in this science fair project idea!

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

The objective of this science fair project it to determine whether adding ethanol alcohol to gasoline slows the run time of a motor.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

This science fair project idea investigates if fats add to the flavor of food.

Does 100% Fruit Juice have more Vitamin C than juice with artificial ingredients? Find out in this science fair project idea!

Your child grows a green thumb and flowers with this seed planting activity that also celebrates the 100th day of school!

This science project examines the effectiveness of various types of laundry detergents on stains trapped on a white handkerchief.

Your child helps the environment while saving your family money in this fun and rewarding "Gas Guzzlers" competition.

This science fair project examines the different composition of fungi and plants.

Discover whether people can distinguish what a person looks like just by listening to their voice.

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

Why are some pennies shiny and others dark and dull? Find out with this cleaning copper coins experiment, which transforms dark pennies to bright ones.

In this science fair project, students investigate how different colors influence appetite.

Science fair project that compares the relative carbon dioxide concentrations of various gases, including different types of vehicle emissions.

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

This experiment investigates whether the Ranschburg Effect is observed more frequently in older or younger adults.

In this fun experiment, we'll find out how color affects heat absorption!

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

Determine if âdouble dippingâ chips really spreads more germs than dipping only once per chip.

In this science fair experiment, middle school students evaluate whether tone of voice can influence our ability to remember a list of everyday objects.