Click once to enable sound · drag to orbit, wheel to zoom · Space play / stop · P pause · H hide UI
Printed image flaps
Every module carries two image flaps; each shows its slice of these pictures. Used by Image steps and as paint.
Shortcuts
Space play / stop · ←→ previous / next step Ctrl Z undo · Ctrl Y redo · Ctrl D duplicate · Del delete step B paint · T type on the board · Esc stop painting / leave present