China today. No. 8202
Sign in to track this film in your collection or want list.
Show the working of the popular abacus being used today and its history; finger arithmetic - the use and working of; mental math prodigy Shen Kegong.
Sources
- 16mm Filmography (legacy record) — title, description, catalog record
Original permalink · Record added 2026-01-23 03:22:08