HandyGraph Software, The Custom Graph Maker
Science, Math, Software, Graphing - HandyGraph. Provides a convenient method to create and edit grids, blank graphs, and number lines within Microsoft Word.
https://www.handygraph.com/
Pacific Tech Graphing Calculator
Science, Math, Software, Graphing - Pacific Tech Graphing Calculator. Symbolic and numeric methods for visualizing two and three dimensional mathematical objects.
http://www.pacifict.com/