Showing Results for comparing-three-digit--old : Page 2

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

In this science project idea learn about working of different types of smoke detectors and find out which one is the most effective for you.

This science fair project explores discover whether the acidity of sour candy is comparable to that of battery acid.

Science fair project which identifies the most effective insulator that you could use to make a winter coat by comparing how well cloth and cotton trap heat.

This project examines who can jump higher, boys or girls, younger people or older, and how these two factors, gender and age, interact with one another.

This experiment investigates whether the Ranschburg Effect is observed more frequently in older or younger adults.

This science fair project idea determines whether the older population prefers darker, duller colors rather than bright and lush colors.

Science fair project idea examines different techniques for memorization. Analyze results of memory tests to determine which method is most effective.

Use a microscope in this experiment to learn about different kinds of "good bacteria" that turn milk into yogurt!

What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

The objective of this science fair project is to determine the rate at which participants can respond to different patterns.

What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!

In this science fair project, students will learn how to calculate the formula for the thermal decomposition of potassium chlorate.

In this science fair project, students investigate the applicability of Benford's Law to many sets of everyday data.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

Find out whether packaged seeds actually do expire in this new science fair project idea.

Does nail polish really slow the growth of nails? Explore in this science fair project idea.

Make a list of items that need repurposing such as e-waste, batteries and mattresses. Invent your own original repurposed design.

In this science fair project, students examine how the flow rate in a stream affects the growth of aquatic plants.

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

Check out this fun science project idea to get a better understanding of unstable isotopes and the process of radioactive decay of isotopes through modeling.

Is it a square or a circle? See if you can trick your friends with this zany science project!

This science fair project examines how carnivorous plants digest insects, and whether the plant can use nitrogen in the soil to compensate for lack of insects.

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

The objective of this science fair project is to examine the cleanliness of salad preparation techniques.

Get a cool and easy science fair project idea which helps high school students in understanding concepts behind the working of a microphone.

What kind of fabric holds dye best? How can you improve a dyed fabric's colorfastness? In this colorful project, test colorfastness using mordants and bleach.