Log Cabin Afghan from Leisure Arts lets you create the look of a patchwork quilt as you crochet one easy square. Finished size is 55 inches (139.5 cm) square. Supplies needed are medium weight yarn and a size I (5.5 mm) crochet hook.
The photo model was created using Caron® One Pound yarn [16 ounces, 812 yards (454 grams, 742 meters per skein] in four colors (one skein each): #10547 Deep Violet, #10577 Lilac, #10535 Country Rose, and #10513 Soft Pink.
Instructions are for Easy skill level. Free online tutorials provide extra support. This design by Lisa Gentry was originally published in Leisure Arts Leaflet #6656 Dare to Be Square Afghans.