AccuQuilt Go! EPP Made Easy Pattern Book by Katja Marek
Book contains 6 Patterns using the GO! English Paper Piecing Qube. Pieces have 1 inch finished sides. Written by popular EPP author Katja Marek. See link below for the related Qube and another book written by Katja Marek (The New Hexagon 2 book is written by Katja, but does NOT use the GO! EPP Qube).