Catitude XL - by Deb Heatherly
The Catitude XL book has 10 patterns using the Creative Grids Cat's Cradle XL Tool. The CGRDH1XL is the same technique as the original Cat's Cradle tool but adds larger sizes. Both tools let you combine squares and rectangles to magically create triangles.
Catitude XL - DH1881 - by Deb Heatherly