Building a Computer.

Parts of  Computer:
Hard Drive,
CPU
Processor
Motherboard with CMOS Battery.
Graphics Card like NVIDIA.
RAM 512 always match the pairs.
Sound Card
CD/ DVD Drive.
Modems in the old days
Network connection.
Power supply.

Computer parts can be brought from:
DABS
Ebuyer
PCPartpicker.co.uk

Computer builders of history:
Charles Babbage and the analytical engine.
John von neumann.
Ada Lovelace.
Alan Turing and Bletchley Park.

Teaching Ideas

"Cost up a computer with all the component parts."

Watch Imitation game  (Alan Turing) with Benedict Cumberbatch.