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A highly technical overview of how sound is represented in a computer, how digitising sound changes the quality of it and how reducing the sample rates can effect the resulting audio. The resource also comes with a number of sound samples to illustrate these concepts, along with both Python and Scratch programs to...

All data on computers is stored and transmitted using the binary number system. When the binary digits need to be sent over the phone lines (which often happens in home internet connections), the digits are converted to sound...

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This activity is designed to build on understanding of programming commands and what they are used to do in a program. It requires learners to show a...

This activity is designed to introduce students to what is meant by a program. It asks students to create a set of instructions that will solve a problem...