No biography provided
Posted on 12/01/2014 at 18:36 for: Flash Gordon: number sequences
A useful set of games. Revisiting old favourites.
Posted on 12/01/2014 at 18:24 for: 2D views and unit cubes of a 3D shape
This interactivity shows clearly the elevations of the cube structures. However only to be used as an introduction to Plans and Elevations.