Showing Results for how when : Page 3

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

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

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

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

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

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

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

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?

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy 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.

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 explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

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.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

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.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

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!

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.