Pushing Long Division To New Heights

Put your dots-and-boxes machine to work solving long-division problems, making them easy while shedding light on the rat... (more)

Put your dots-and-boxes machine to work solving long-division problems, making them easy while shedding light on the rationale behind the confusing long-division algorithm taught in school. Then watch how the machine quickly handles scary-looking division problems in polynomial algebra. (less)