Clay Techniques with a Pasta Machine: Checkerboard, Stripes, Skinner Blend, Mokume Gane, and More (Design Originals) Inspiring Ideas for Working with Polymer Clay, plus Color and Pattern Variations: Carlson, Maureen: 9781574212587: Amazon.com:
Checker Beads - 10mm Checkerboard Black and White Fimo or Polymer Clay – Delish Beads
Black White Checkerboard Pattern Square Polymer Clay Loose - Temu