same as always
chapter 1: https://scratch.mit.edu/projects/650718103/ chapter 2: https://scratch.mit.edu/projects/651384058/ chapter 3: https://scratch.mit.edu/projects/665475537/ chapter 4: https://scratch.mit.edu/projects/674158672/ chapter 5: https://scratch.mit.edu/projects/676354304/ chapter 6: https://scratch.mit.edu/projects/679616725/ chapter 7: https://scratch.mit.edu/projects/690582806/ chapter 8: https://scratch.mit.edu/projects/693474756/
