A TO PUT UP THE PEN D TO WRITE ARROW TO MOVE (THE LITTLE CIRCLE ON THE BALL IS THE WAY IT'S POINTING C TO CLEAR 1 TO MAKE IT SMrrALLER 2 TO MAKE IT BIGGER CLICK A COLOR TO SWITCH TO IT R TO RESET SPACE TO STAMP S TO CHANGE THE TYPE OF STAMPS T TO CHECKPOINT G TO GO THE THE CHECKPOINT
mostly I used pen stamp are : car arrow and a circle with a dot
