Need a quick computer science activity that is easy to access and ready when your lesson plan suddenly changes? This Crash Course YouTube video lesson turns the short clip "Early Computing: Crash Course Computer Science #1" into a focused, no-prep worksheet students can complete before, during, and after viewing. This free resource is built for the reality of a busy classroom: a short YouTube clip, a clear student worksheet, a teacher answer key, Google Classroom options, and a 10-question self-