Curated OER
Project Energy
Young scholars explore multiple types of energy. In this energy instructional activity, students prepare a science fair project through completing a WebQuest. Young scholars investigate radiant, thermal, and biochemical energy.
Curated OER
Scientific Detectives
Learners examine the legitimacy of advertisers' claims about products using science and critical thinking. They view and discuss ads, read a case study, and conduct an experiment to demonstrate whether a product lives up to its claims.
Science Buddies
Science Buddies: Mp3 Squeeze: How Much Compression Is Too Much?
Do you love to listen to your MP3 player while you're exercising, or listen to songs on the Internet? The relatively recent development of MP3 technology has made it possible to take a stack of CD's and store them on a device no bigger...
Science Buddies
Science Buddies: Point of a Parabola: Focusing Signals for a Better Wireless Net
Here's a project with practical applications for homes with a wireless network. This project shows you how to build and test parabolic reflectors for the transmitters on your network. You may be able to increase the range of your...
Science Buddies
Science Buddies: Computer Sleuth: Identification by Text Analysis
Here's a project where you can try your hand at being a detective with your computer. In this project you'll write a program to do some basic analysis of features of written text (for example, counting the length of each word in the...
Science Buddies
Science Buddies: Writing a Simple Calculator Program With Java Script
This is a good first-time programming project. You'll learn how to use JavaScript to create a basic calculator program that you can run in your Web browser.
Science Buddies
Science Buddies: Paragraph Stats: Writing a Java Script Program to 'Measure' Text
This is a challenging first-time programming project. You'll learn how to use JavaScript to create a simple program to analyze one or more paragraphs of text. Your program will count sentences, words and letters, and report the resulting...
Science Buddies
Science Buddies: Write a Java Script Binary/decimal/hexadecimal Converter
This is a challenging first computer science project. You'll learn the basics of how digital devices can represent numbers using only 0's and 1's, and you'll write a JavaScript program to convert numbers between binary, decimal and...
Science Buddies
Science Buddies: How Fast Is Your Computer?
Computer technology continues to develop at a rapid pace. A new home computer is noticeably faster than a machine from five years ago, and dramatically faster than a machine from ten years ago. Exactly how much faster? This project will...
Science Buddies
Science Buddies: Program to Check a Sudoku Solution
Sudoku puzzles have become extremely popular over the past couple of years. You can find books of puzzles for beginners to experts, and many newspapers print Sudoku puzzles daily. This project challenges you to write a computer program...
Science Buddies
Science Buddies: Programming Nanor Gs in a Virtual World
Imagine yourself as a software engineer, a decade and a half from now. You are called upon to help solve the world energy crisis by programming nano-organisms (NANORGs) to extract energy from industrial sludge. Your program must be small...
Science Buddies
Science Buddies: Follow the Bouncing Ball: A Web Animation Project
This project is a fun way to try your hand at programming and expand your knowledge of web design. You will learn how to create some simple animations, and perform tests and make measurements to help you create more realistic-looking...
Science Buddies
Science Buddies: Programming Nanor Gs in a Virtual World
In this two week long project, you will design an assembly-language control program for the microprocessors of a colony of nano-organisms (NANORGs) in a virtual world. If you're up for a real programming challenge, this is the project...
Science Buddies
Science Buddies: Using Laser Pointer to Measure Data Track Spacing on C Ds, Dv Ds
You've probably noticed the colorful patterns "reflecting" from the shiny surface of a CD disk. What you are seeing is actually diffraction of white light, and the rainbows of color are diffraction patterns. In this project you'll learn...
Science Buddies
Science Buddies: Rock On! Recording Digital Data With Magnets
This is a straightforward project that shows you how data can be digitized and stored on magnetic recording media. You'll learn how alpha-numeric characters are digitized, and you'll use bar magnets to represent the individual data...
Science Buddies
Science Buddies: Artificial Intelligence Teaching a Computer to Play Tic Tac Toe
This is a more challenging JavaScript project. You will have to figure out a way to translate game strategy into a computer algorithm. Directions will show you how to create a working Tic-Tac-Toe board on a webpage. Just by showing the...
Science Buddies
Science Buddies: Font and File Size
What is your favorite font? In this experiment, you will test how the font style of the letters (or characters) in a file might change the size of the file.
Science Buddies
Science Buddies: How Many Letters?
Can you remember all of your ABC's? Computers need to "remember" letters too. Every time we use a computer to write a story, the computer needs to "remember" the letters in the story by saving them to the computer's memory as a file. In...
Science Buddies
Science Buddies: Cd Burning: Take It to the Edge
Did you know that you can tell how much information is on a CD-R without even using a computer? Find out how in this "reflective" experiment.
Science Buddies
Science Buddies: Image File Types and Size
There are so many different ways to save an image file it can be mind boggling. If you want to know whether to save your favorite photo as a jpeg, bmp, gif, or tiff then try this simple experiment.
Science Buddies
Science Buddies: Can Gaming Help You Score Better in School?
There are a variety of educational computer games on the market in the areas of math, history, science, and language, as well as many simpler versions free on the Internet. This exercise asks that you make up a test based on the subject...
Science Buddies
Science Buddies: The Pixel Puzzle: Why Video Game Characters Look Better Today
Video games today look better than video games from the 80's, this is because now the number of pixels, or dots on the screen, used to represent video game objects has greatly increased. In the 80's, Mario was no more than 16 pixels tall...
Science Buddies
Science Buddies: Measuring Velocity With a Video Camera
A video camera records 30 "frames" or distinct images per second. (That's for an NTSC camera in the U.S. PAL cameras in other areas of the world take 25 frames per second.) You can use this fact to time events and measure velocity. One...
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