Search 3rd Grade Science Projects : Page 8

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

This science fair project idea investigates which objects float and sink in honey, water, and oil.

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

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

This science fair project idea investigates how magnetism can defy the force of gravity.

This science fair project idea demonstrates that plants give off water.

This science fair project idea investigates how color affects temperature.

This science fair project idea explores how length affects the weight a bridge can hold.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

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

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

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

Find out whether a longer airplane will fly farther or a wider paper airplane.

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.