How It Works By Keen Books / Hardcover Books › Technology & Engineering › General ISBN: 0448116111 / Publisher: Grosset & Dunlap, June 1975 Price Starting at $17.96 Free Shipping Send to a friend Add to Wishlist Description Explains in text and diagrams, the workings of such things as batteries, television, elevators, and... Read More Explains in text and diagrams, the workings of such things as batteries, television, elevators, and ballpoint pens. Read Less Below is a list of products arranged by condition. Select the quantity of the product you desire and click the "Add" button. Used - Good Good condition. No Dust Jacket Volume 2. (technology) A copy that has been read but remains intact. May contain markings such as bookplates, stamps, limited notes and highlighting, or a few light stains. Bundled media such as CDs, DVDs, floppy disks or access codes may not be included. $17.96 1 in Stock at Warehouse Quantity Add Free Shipping to continental U.S. OR $1.00 per item discount if shipped to store. Reviews Goodreads reviews for How It Works