Showing Results for area of a rectangle using square units

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

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

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.

Using a toy race car kids create a visual model of the Doppler Effect.

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

This science fair project idea investigates if webbed feet help a duck (and others) swim.

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

Start your toy engines -- this is going to be a fast and friction-filled race!

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?

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

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

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Science fair project that examines condensation and the conditions needed in order for dew to form.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

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.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

This science fair project examines how seeds hitchhike on animals and clothing.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

This science fair project teaches students the differences between fruits and vegetables.

This science fair project idea demonstrates that plants give off water.

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.