While there is nothing wrong with adding up, down, roll, pitch, and yaw commands (I guess yaw is already provided by RT and LT) it feels like you are missing th

While there is nothing wrong with adding up, down, roll, pitch, and yaw commands (I guess yaw is already provided by RT and LT) it feels like you are missing the point of LOGO when you make statements like these. The turtle graphics are great at getting you sucked in, but the language is so much more powerful than that. Logo is a lisp and can be used to do many wonderful things in addition to turtle graphics