Have you ever looked inside a computer case or seen pictures of one? The small parts might look confusing, but the inside of a computer is not as mysterious as it seems.


The next lesson will teach you some basic terms. It will also help you understand what happens inside a computer.

  • Lesson 4.1 - What is the motherboard in a computer?
  • Lesson 4.2 - What is a processor/CPU in a computer?
  • Lesson 4.3 - What is a RAM (Random Access Memory)
  • Lesson 4.4 - What is a Hard Drive in a computer?
  • Lesson 4.5 - What is a Power Supply Unit in a computer?
  • Lesson 4.6 - What is a Expension Cards in a computer?
  • Lesson 4.7 - What is a Video Card in a computer?
  • Lesson 4.8 - What is a Sound Card in a computer?
  • Lesson 4.9 - What is a Network Card in a computer?
  • Lesson 4.10 - What is a Bluetooth Card (or Adapter) in a computer?