Left Arrow - Rotate Counter Clockwise Right Arrow - Rotate Clockwise Up Arrow - Reflect Over Y - Axis Down Arrow - Reflect Over X - Axis W - Set Points (with mouse) T - Translate (move around) R - Clear pen and set size slider to be synced E - Draw Example Q - Hide Variables When it prompts you if you're sure you want to do something you can type Y instead of Yes to do things faster.
I made this because I was bored and we were plotting things on grids in school so I decided to see if I could make it on scratch, and its sorta worked. 100% pen, 1 sprite, 100% garbage coding.