BEFORE YOU START: You MUST download the free graphing calculator viewer in order to view the following visuals and modules. It is available for windows and macintosh.
| Visual 17.1 | Vector Fields |
| Visual 17.6 | Grid Curves on a Parametric Surface |
| Module 17.6 | Families of Parametric Surfaces |
| Visual 17.7 | A Nonorientable Surface |