In this tutorial, learn how to make a short game in Scratch that models how digital telescopes process light! Use loops, conditionals, and a whole lot of variables.

remix this one to just get the art: https://scratch.mit.edu/projects/5430...

example game here: https://scratch.mit.edu/projects/5434...
science slideshow, with pictures of code: https://docs.google.com/presentation/...

0:00 Intro
0:55 Color science
15:42 Project link
16:05 Cat sprites
24:53 code: cats
25:02 Photon sprites
56:05 code: photons
56:23 Filter and win sprites
01:10:30 code: final bits