Showing Results for compare with same denominators 1 : Page 5

In this project students experiment with making music using only glasses of water.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

Understanding absorption means understanding why certain fibers and materials can absorb water! Kids will see absorption in action in this simple project.

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.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

This science experiment has students test whether a snail moves faster on concrete or dirt.

Here's an interesting activity that will enable your child to make his own magnifier out of a drop of water

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

Got a birdwatcher on your hands? Bring the birds to your backyard by making a zany bird feeder using an orange and some string.

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

In this fun activity, your child will create their very own solar oven to bake s'mores!

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.

Has your child ever asked you how a submarine works? Here's a simple bathtub project that will make for a hands-on answer.

This surprisingly good glue recipe comes from common kitchen items.

This science fair project will help students learn about non-vascular plants, such as mosses.

Explore aromas with your child and help boost her brain power with some fun and interactive science activities.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

Encourage a group of third graders to play this fun game of Whistle Hide-and-Seek as a warm-up to get them prepared for finding a "lost" camper.