Part 1:https://www.youtube.com/watch?v=1JTgg4WVAX8 Part 2:https://www.youtube.com/watch?v=rO61fch_RN4 Part 3:https://www.youtube.com/watch?v=nmSTdBXwwY Part 1 Project:https://scratch.mit.edu/projects/858081628/ Part 3 Project:https://scratch.mit.edu/projects/869035758/