ASCII and how computers use numbers to store data

Everything that a computer does and works on comes down to little pulses of electricity. We count the pulses and patterns in the form of numbers, and these numbers can be used to make everything else. Let’s look at how numbers are used to spell words.


Activity to do in this lesson

Download the ASCII Table on this lesson page, and see if you can spell your name or write secret messages to your friends in ASCII.

We also have an ASCII Activities sheet for you to try 🙂