... it was painfully slow on the original Raspberry Pi, but it is usable on the Pi 4. You probably wouldn't want to use it for serious work or even serious cour

... it was painfully slow on the original Raspberry Pi, but it is usable on the Pi 4. You probably wouldn't want to use it for serious work or even serious course work (e.g. post secondary), but it does demo the product and is fine for high school level math. The biggest hurdle is the startup time and, depending upon how patient you are, visualization.