The BSL Works is a brilliant product that explores BSL Grammar. It give a complete course on many topics including: pronouns; questions; topic comment; time; placement; directional verbs; classifiers; and multi-channel signs. For each of the categories, it gives examples to make sure that each of the basic concepts is well understood. It is aimed at students and their tutors that are familiar with some basic aspects of BSL. Clark Denmark, as the recognised father of BSL, gives the course, and a number of recognised and famous Deaf people give example (including Ramon Woolfe, Janet McGarry,Carolyn Nabarro, Linda Woolfe, Nikki Stratton, Warren Smith, and Hamel Chowdhury). Sourced from over 30 hours of analog video.