Below you can find the During the 900s the chinese added these key devices to canals Jeopardy Words Answer. The answer to During the 900s the chinese added these key devices to canals has 5 letters. This clue belongs to the The 900s a.d. category and is part of Jeopardy Word Level 1923. If you scroll near the bottom you will find other clues and answers part of level 1923