Below are a couple of example spreads of the 3D Geometry book I have been illustrating presently.
The 2D Geometry book which I also did the graphics for is already available and can be purchased at Amazon

This year I have decided to create my own Christmas card for our home by drawing a picture of us all to make it a bit more personal.
I started by sketching my illustration by hand which was rather an odd experience as it had been some years since I had put pencil to paper when [...]