If you've been brought up around smartphones and tablets all your life, and now you find a need to know how to use a computer, don't despair! Computer use is designed to be user-friendly, but this non-judgmental tutorial will cover the bits of it that aren't as obvious from a beginner's point of view.
Part 0: A Crash Course in Computer Operation
Part 1: USB Devices
Part 2: Optical Disc Drives
Part 3: Common Windows Filetypes
Part 4: Mozilla Firefox
Part 5: Installing Games from Disc
Part 6: Datahoarding
Part 7: Basic Software
Part 8: Care and Maintenance of your Removeable Media
Part 9: Emulating Console Games 
Getting Started with Linux