(There's no video for GrafEq yet. Please contribute to MR and add a video now!)
GrafEq is a program for graphing, and otherwise exploring, mathematical relations. It is a good tool for learning, and teaching, high school mathematics. An introductory tutorial is included in the manual; more tutorials are available at the GrafEq web site which show how to teach mathematical concepts using the program.
GrafEq-2.11--680x0-.sit (1.37 MiB / 1.43 MB)
GrafEq v2.11 (2002) / compressed w/ Stuffit
GrafEq-1.15--680x0-.sit (104.42 KiB / 106.93 KB)
GrafEq v1.15 (1998) / compressed w/ Stuffit
Mac OS 7.x - Mac OS 9.2.2
Emulating this? It should run fine under: Basilisk II