London private teacher
- It is good to have a portable instrument to illustrate this theory. The conventional teaching is a circle, and it could be that the linear-repeat diagram is better. I bought this in the "sale" and was glad to have this lower price point, since it will not appeal to everyone.
- I think that an acscending ladder and descending ladder would make a visual improvement. Full price would compete with other books of value.
Published on: 15 February 2017