Books: The Art of Flintknapping by D.C. Waldorf. Flintknapping: Making and understanding Stone Tools by John Whittaker. There is a companion video for the Waldorf book, and a lot of good videos for FREE on youtube. Check out the ones by Scalp Creek, Flintknapping Tips (Marty Reuter), Edbo, and Paleoknapperjim. also, there is no real substitute for destroying tons of rock.