Turn on Turbo Mode (shift + green flag)! Move your mouse around and watch the multi-colored, different sized pixel fireworks! The code relied heavily on lists, so I didn't have to make a lot of different variables. It wasn't as hard as I thought, actually a bit easier!
Made for the SDS. Firework sound imported to Scratch by @griffpatch_tutor Fun Fact: The original project had 67 blocks and no sound. I added sound blocks to make it 70 ;D *not an invitation to spam 67 in the comments*