The power of Sketchpad lets you create dynamic patterns and tessellations, while forcing you to study and understand the math behind them.

• "Isometries" or "Rigid Transformations"
• Frieze Patterns
• "Tessellating with Translations" & "Tessellating with Rotations", from Exploring Geometry, ©1999 Key Curriculum Press
• GSP "Scripts" to construct pattern blocks