If anyone says the math machines don't work, they only work in some modes like Multiplayer (in a private lobby, also must notebooks 8 or 9 or second floor locked) or Birthday or (Normal/Grand Opening (which didn't used to work there but they might've fixed it in V3.0.6)) > More > Custom then once you press play after it loads you should see stuff go to max notebooks set 8 or 9 and finally (Normal/Grand Opening) > More > Random and be lucky you get 8 or 9 max notebooks
Yea ik I said 8 or 9 a lot and also notebooks