1. terminal usage. Geometric sketchpad can only be operated on proprietary sketchpad, which has great limitations. The network sketchpad can be used normally in windows, mac computers, Android, Apple tablet computers, mobile phones and electronic whiteboards.

2. difficulty in getting started. It is difficult to get started on the geometric sketchpad, and it needs to be learned and used in advance before it can be applied in teaching. The network drawing board is easy to learn, and it is easy to learn. You can start drawing after training for a while.