• Chapter 1

• Chapter 2

• Chapter 3

• Chapter 4

• Chapter 9

• Chapter 10

• Chapter 11

• Chapter 12

     Chapter 11     

• Rigid Motions: 1, 5, 9, 13, 15, 19, 21, 23

•  Symmetry: 25, 27, 29, 31, 33, 35

•  Border Patterns: 41, 43, 45
   

• Miscellaneous: 49, 51, 52, 53, 59