The modular concept of the Blackburn system was specially thought to adapt to a big variety of handicaps. The system is simple and effective: pencil holder is compatible with the pencils as well as normal lead and pen accessories that can be adapted to the device. To paint, to draw, to eat and to brush teeth those are some possibilities that this modular system offers.
The spectacular progress in the writing and in other similar activities is due to the tricycle principle. It is due to the three supports and to the ergonomic forms that it offer and the stability and long-term comfort.