Yep, just as Perlman00 described.
There must be a nanometric spot just under the bricks and wood, lots of trial error, as most of the levels are...

Btw, who was the googlesheet starter (LockJ?), i'm guessing the colored scores without names belongs to him/her, we'll be in a whole lot of grief when he updates


ps: need help on 2-5 and 2-11