US Patent 10580318 System and method for bimanual training

A system including a first substrate implement with a first side, a first groove contrivance machined, molded or casted into the first side, and in which the first groove contrivance comprises a first predetermined pattern and a predetermined size. A first tracing tool includes a first end portion, in which said first end portion comprises a tip with a first predetermined diameter size and shape, wherein the first predetermined diameter size and shape is configured to correspond to the first predetermined size of the first groove contrivance. The tip of the first end portion is operable for tracing the first groove contrivance.