Showing Results for compare with same denominators 2 : Page 4

This project investigates the affect of storage temperature on microwave popcorn.

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

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

In this design challenge, your child will create a parachute for a small toy using typical household items.

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

Discover which fabrics shrink the most in the wash and why.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

In this Bernoulli's Principle experiment, you'll learn how an increase in the speed of a fluid, like air, decreases pressure.

Science fair project which determines whether people are more likely to follow rules if they are easy to understand.

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

Do you think heat can affect a plant's growth rate?

Discover flight initiation distance as you play around in the park with this fun bird watching project!

Magnets may hold up papers on the fridge, but is it the paper that attracts them? Find out more with this kindergarten science investigation.

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

Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

Students explore hot desert plant adaptations in this cool science fair project by observing how these organisms prevent excessive transpiration.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

Making your own glass cleaner is easy, effective and inexpensive!

Try the classic balloon-on-the-wall trick with your kid and watch static electricity in action.

This science experiment tests if dog saliva can really help heal wounds.

In this classic Ivory soap experiment, kids learn what happens to different types of soap in the microwave, and why!

The goal of this science fair project is to demonstrate different ways to generate static electricity and record its effects.

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.