Showing Results for how when : Page 3

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.

In this science fair project, learn how a mineral streak is made and how it can help identify an unknown mineral.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

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

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

Discover how and which salt melts ice the quickest.

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

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

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling into the moat.

How powerful is the reaction between baking soda and vinegar? Find out here!

This science fair project idea investigates how color affects temperature.

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

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

Explore if planting seeds in a certain direction will affect how fast it germinates.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

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

In this simple circular motion experiment, you'll observe tangential velocity and learn about how acceleration and centripetal force affect an object.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

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

This science fair project idea investigates how the shape of an object affects drag.

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

Will increasing the amount of salt in water effect how slow or fast the water freezes?

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

How well can people recall what they have observed. Test your knowledge in this fun experiment.

Plants and light seem to be good buddies, but how far does the friendship really go?