Classroom mode

Run it in class

How does a computer remember when the power is gone?

Show of hands — before you project anything

What physical thing holds a bit in working memory, and what can hold a bit in storage?

  • A Way more than you'd guess
  • B About what you'd guess
  • C Way less than you'd guess

Count the votes out loud. Hold them to it — then watch.

Project it (fullscreen)

Discussion prompts

  • What physical thing holds a bit in working memory, and what can hold a bit in storage?
  • If a memory design became faster, what other cost might increase?
  • Describe Save as a journey taken by a cell pattern.

Where it shows up in real life

  • A phone keeping photos in flash storage while using RAM to edit one
  • A game console loading stored game data into working memory
  • A camera writing a new picture from its working buffer onto a memory card

A prediction-first worksheet — no answer key.

zero prep · no login · any projector

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