Put some glass in your garden! Delphi mosaic expert Roy Kapp teaches you how to create stones, from cutting glass to reinforcing cement. Contains 18 full-size patterns for 8" square and 8" round stepping stones. Includes tools and supplies list, glass requirements, and a trouble shooting section. Artist Spotlight Roy Kapp is Delphi's expert mosaic instructor and store manager. When not helping others at Delphi or writing books, he is busy dreaming up new patterns to share. Take a class at Delphi and learn from the best! Call 800-248-2048 or visit Click Here to see the latest class schedule.