Amazing tessellations from single sheets. Patterns are based on a simple triangular grid with unexpected elements that seem to float above the paper. The book starts with basic skills like obtaining a starting hexagon shape, folding accurate grids, and twist folding. Then there are simple exercises that progress into advanced projects, with links to helpful online videos. There is even a section with advice on designing your own tessellations. Full color photos and diagrams. 148 pp.