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Showing Results for author christina dish substitution written work

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

Work and Energy

Find out whether we can create motion in a dish and as a result, create a wonderful and colorful show.

Dishing Out the Colors

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

How Does a Compass Work?

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?

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

Complete Circuit: How Does a Flashlight Work?

Science fair project which determines whether a person's taste in music is dictated by the key that the song is written in.

Musical Key

This science fair project idea explores alcoholic fermentation at work by making your own soda.

Alcohol Fermentation

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

Clay Enzyme

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

Laundry Science: Ready, Get Set, Dry!

This project leads to an understanding that a whole may be built of smaller parts that fit and work together and provides an introduction to basic tools.

Whole and Parts: Taking Things Apart

In this activity, children will work on their mathematics and engineering skills as they attempt to recreate the Eiffel Tower out of building blocks!

Building Brick Challenge: Build the Eiffel Tower

Explore how dielectric heating comes into play when microwaving various liquids in this science project. This test will help you understand how microwaves work!

Microwaving Liquids: Dielectric Heating

Learn more about how plants work with this cool celery experiment! Use this worksheet to help you record your observations after doing this experiment.

Celery Experiment

Make your own greenhouse - out of a balloon! Your child will learn how greenhouses work as they plant radish seeds and watch them grow.

Balloon Greenhouse

In this experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.

Seafloor Spreading Model

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

Windmill Model Science Project

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.

The Single Fixed Pulley System

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

Series and Parallel Circuits

What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!

The Hydrologic Cycle

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

This tricky building block challenge asks your learner to think creatively. They will work on their divergent thinking skills as they try to fill up an index card perfectly with building bricks.

Building Brick Challenge: Find the Perfect Fit

What is a robot? What can robots do? Computer programmers tell robots what to do by creating a sequence of commands. In this lesson, students work in pairs to program a robot to act out the story from the mini story book *My Friend.*


My Robot Friend

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

Color Changing Milk Experiment

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

Ocean Currents

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

Growing Bacteria

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

Can Dog Drool Kill Germs?

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

Mouth Bacteria?

In this open-ended activity, students will be given a small quantity of three types of materials and asked to design a prototype for &ldquo;something that will improve the school.&rdquo;

Design Challenge: Improve the School

In this lesson, students will solve a design problem and practice troubleshooting as they create a list of instructions for putting together a tent.

The Mystery of the Missing Instructions

Determine whether butterflies like to drink sugar water, salt water, or plain water.

Do Butterflies Prefer Sugar Water, Salt Water, or Plain Water?

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