Repetition: Loops Video Tutorials 4.1: while and for 4.2: nested loops Code Examples for Videos: 4.1-4.2 Getting Started with p5.js book Chapter 4.5-4.13 of Getting Started with p5.js book | Ebook (free with NYU Library login) | Code 10PRINT 10PRINT Coding Challenge video 10PRINT code example Tutorial: Recode Metaesquema by Hélio Oiticica