Secondary Computing Resources
A set of six resources aimed at secondary school students. The resources were developed by Nichola Wilkin and cover the following topics:
• History of computing
• Understanding bitmap images
• Using Python
• Using Scratch
A ten-lesson sequence progressing from the basics of Scratch through to creating simple games. It includes: *drawing shapes and using repeats *accepting keyboard input to control the movement of sprites *planning algorithms using flow diagrams and executing them in Scratch *importing and using sprites *programming...
Using a spreadsheet as a grid of 'pixels', this computing activity teachers how 1's and 0's can store image data. The classroom exercises use images with increasing pixel resolution, looking at how this affects the clarity of the image. Moving from black-and-white images, the students then use grids of colour...