不插电的计算机科学

老少咸宜的离线活动与游戏


Two happy children and a computer
作者: Tim BellIan H. WittenMike Fellows
助手: Robin Adams 和 Jane McKenzie
Matt Powell

Sample Activities

The following activities are currently available online. A full version of the activities is available as shareware. Watch our web site for new activities and related material. The contents page lists the ninteen activities available in the original Unplugged book.

Count the Dots—Binary Numbers
Using just five simple cards you can explore the binary number system, find out how computers store text, and discover how data is sent through a modem.
Card Flip Magic—Error Detection and Correction
A magic trick that will intrigue children, and show them how detect, and even fix, corrupted files.
Beat the Clock—Sorting networks
A fun activity involving a simple maze marked on the ground with chalk or tape. Participants come out of the maze sorted into order!
The Poor Cartographer—Graph Colouring
It looks like colouring in, but it's a problem that even the most powerful computers can't solve efficiently!