Science Activities : Page 29

In this science fair project, we'll explore how blocking the sun's light can stop those can stop photosensitive paper from changing color.

Science fair project that determines which types of clouds are best at blocking harmful UV radiation.

Science fair project that demonstrate how abrasions are formed on rocks in nature and the variations between types of rocks.

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

Demonstrate and describe acid-base reactions of baking soda and baking powder by making pancakes.

Teach your creative second grader about proportions, animals, and proper cutting methods with cucumber carving.

In this experiment, you will be making your own paper flashlight by conducting electricty with graphite.

This science project challenges students to study the salt content in tap water and learn about electrochemistry.

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

Fudge is one of very few desserts people make at home that is actually crystalline. What happens when the fudge crystallizes at different temperatures?

Brighten up your home with this fun activity! Make a summer sun print and teach your child the art of easy print making.

Determine how salinity affects the circulation of warm and cold water. Note whether the warm water mixes or forms a layer with cold water.

This experiment explores whether music affects the growth of bacteria and could help figure out better ways to process sewage and other microbe-assisted duties.

Examine spreadsheet functions and design a new way to utilize spreadsheets. Analyze a spreadsheet program to familiarize yourself with its capabilities.

The project researches how lubricants affect the mechanical advantage of a pulley.

Science fair project that determines what neurons are, what they do and compiles this vital information in an illustrated book.

Check out this fun science fair project idea to determine if the size of a particle affect the rate or speed of a chemical reaction.

This science project involves comparing the relative effectiveness of salt, pepper and dehydration in food preservation.

Learn to solve a crime scene investigation using an important forensics tool: oblique lighting.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

Learn about the growing app design field by designing a new or improved app for smartphones.

On the next chilly, winter day, invite your fifth grader to make a hand warmer by experimenting with the loaded combination of a few natural ingredients.

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

Check out this fun science fair project idea to learn how alkaline batteries convert chemical energy to electrical energy?

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

The garden is the perfect place to practice math and science with preschoolers. Get digging (and counting, sorting, observing at the same time!)

People have favorite flavors, but what about ants? Which ant food is the most popular?

This science fair project idea raises awareness of a real ecological issue.

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