press space or click scratchcat to begin math speedrun. Press down mouse to draw with scratch paper press r to delete drawings press flag to restart game (time/Questions begin when space pressed) Click the stop sign or click r to erase drawings To make your own problems, go to "see inside" to change the questions for you only TEMPORARILY or "remix" to make it available to others (if shared) and change the two (there are two because it is for computer and mobile, I specify which is which in a disconnected speech block above the 2 large scripts) large scripts that are next to each other (leave the three small ones alone) change the "ask question" and "answer" boxes in pairs of two (in total you should be changing 4 boxes per question. you can also remove questions to make the expected time easier or harder. Happy learning!!!
thx to zinnea on youtube for teaching pen abilities.