Teachers' Edition


The new teachers' edition collects 12 of the 20 original activities, revised and extended by Robyn Adams and Jane McKenzie to better suit elementary-aged children. It also includes advice for integrating Unplugged activities into primary school curricula. Additionally, the book has been re-typeset, and many new illustrations have been added.

  1. Data: The Raw Material—Representing Information
    1. Counting the Dots—Binary Numbers
    2. Color By Numbers—Image Representation
    3. You Can Say That Again!—Text Compression
    4. Card Flip Magic—Error Detection and Correction
    5. Twenty Guesses—Information Theory
  2. Putting Computers to Work—Algorithms
    1. Battleships—Searching Algorithms
    2. Lightest And Heaviest—Sorting Algorithms
    3. Beat The Clock—Sorting Networks
    4. The Muddy City—Minimal Spanning Trees
    5. The Orange Game—Routing and Deadlock in Networks
  3. Telling Computers What to Do—Representing Procedures
    1. Treasure Hunt—Finite-state Automata
    2. Marching Orders—Programming Languages

We are grateful to Google for sponsoring this free download as part of their educator's site

Buy Online

You can buy the teachers' edition in English from Lulu.com. The Korean version is available from BookWall or Yes24. The Japanese version is available from Etext. A Simplified Chinese version has been published by HUST press.

Special Offer

A limited number of copies of the teachers' edition are available to New Zealand customers only for NZ$30 (free postage). Contact us to order one.

Many of the activities have been translated individually, and those translations are available from the page for each activity. You'll find activities in Arabic, Italian, French, Polish, Turkish, Greek, Russian and Portugese. Some activities in Hebrew are available from a blog.

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