University of Canterbury
Cs Unplugged: Divide and Conquer
Imagine 31 numbers have been organized in ascending order in a list by a computer program. Now the program has to find a number in the list, but it can only look at one number at a time. Is it easier to find the number now, than if they...
University of Canterbury
Cs Unplugged: Unit Plan: Kidbots
Writing a computer program involves planning what you're going to do, "coding" the instructions, testing them, tracking down any bugs, and changing the program to that it works correctly. In these activities students explore a simple...
University of Canterbury
Cs Unplugged: How Binary Digits Work
Learn why we have different number systems and expolre binary digits.
University of Canterbury
Cs Unplugged: Quick Card Flip Magic
Every item of data that we store and transmit has extra bits added to it to prevent errors. Can you find the error and correct it?
University of Canterbury
Cs Unplugged: Product Code Check Digits
Find out how to check dockets at the supermarket and be sure that what is purchased matches the docket.
University of Canterbury
Cs Unplugged: Parity Magic
This activity will look at how computers correct errors automatically.
University of Canterbury
Cs Unplugged: Unit Plan: Error Detection and Correction
This unit and lessons explores how digital devices detect and correct errors in data, and why sometimes computers can detect errors, but don't have enough information to correct them.
University of Canterbury
Cs Unplugged: How Many Guesses?
Use sequential and binary search strategies to figure out who has your favorite book.
University of Canterbury
Cs Unplugged: The Great Number Hunt (Sorted)
How would you look for a book in a library if the books were sorted in alphabetical order? Is that easier than if they were out of order?
University of Canterbury
Cs Unplugged: Error Detection and Correction
Students learn that computers correct mistakes automatically.
University of Canterbury
Canterbury: The Konigsberg Bridge Problem
An introduction to the Konigsberg Bridge problem and its relationship to network theory.