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Showing Results for three digit and missing factors : Page 6

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Mental Mix Up: Experimenting with Your Ability to Focus

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

Cleansing Power: How Does Dishwashing Liquid Work?

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

Amazing Aerodynamics

This science fair project explores how osmotic pressure forces water through the root up into the plant.

How Does Water Travel Up the Root of a Plant?

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

Parachutes

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

How Strong are a Bird's Bones?

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

The Mozart Effect

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

DIY Compost: Aerobic and Anaerobic Decomposition

What is biodiversity? Kids will study different areas of their backyards to see which is the most diverse to learn about biodiversity and random sampling.

What is Biodiversity?

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

Evolution of Gas from Yeast

This science fair project idea builds models of various types of bridges and then  determines which bridge design is the strongest.

Strong Bridges

The goal of this project is to create an exciting topographical map out of dough.

Create a Contour Map

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

Keeping Cut Flowers Fresh

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

Melting Crayons

In this activity, students will be challenged to describe and count the ways a toy moves from one position on a grid to another.

Toys on the Grid

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

Plastic Wrap Science Fair Project: Polymer Permeability

This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.

Determining the Ages of Trees

Wonder why bugs always fly around your lights at night? This experiment determines whether insects are attracted to the heat or the light.

Are Insects Attracted to Heat or Light?

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

Meat Science!

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

Design Challenge: Inflate a Balloon

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science project.

Effect of Artificial Light on Plant Growth

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.

Drum Size and Pitch

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

Which Plants Can Resist Walnut Tree Allelopathy?

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

Track the Weather with Weather Charts

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

Bubble Colors

The moon doesn't produce its own light, so why can we see it shining in the sky? Learn about reflection and planetshine in this fun and easy science project!

Why Does the Moon Glow?

This science fair project idea produces varying pitches of sound.

Changing the Pitch of Sound

This project explores ways to prevent static electrical shocks.

Controlling Static Electricity

This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.

An Average Day's Walk

Windmills have been around for generations to grind food and create energy. During this challenge, students will use various materials and put their engineering skills to work by creating their own windmills.

Wacky Windmill Challenge

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