2nd - 8th Grade Science Projects Activities : Page 11

This project compares the strength of one, two, and three-ply toilet paper.

Do different types of oil mix or stack? Find out in this science fair project idea!

Determine whether butterflies like to drink sugar water, salt water, or plain water.

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

This project determines what category of person is most likely to be ticklish.

In this project, you will observe and record changes in sunspots over two weeks.

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

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

Does skin thickness really decrease fruit spoilage? Find out in this science fair project idea!

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

Learn about the role of Earth's rotation on the Coriolis Effect and hurricanes in this science project. Model the Coriolis Effect on a hurricane's direction.

Examine the effect of pressure on carbonation in soda.

Wind is an important source of renewable, green energy. The purpose of this science fair project is to build and operate a windmill generator.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

Make a backbone model to explore human anatomy and life science.

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

In this experiment we will be determining whether birds prefer certain colors of seed.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.