Gokigen is played on a grid in which numbers in circles appear at some of the intersections. The object is to draw diagonal lines in each cell of the grid, such that the number in each circle equals... This description may be from another edition of this product.
ThriftBooks sells millions of used books at the lowest everyday prices. We personally assess every book's quality and offer rare, out-of-print treasures. We deliver the joy of reading in recyclable packaging with free standard shipping on US orders over $15. ThriftBooks.com. Read more. Spend less.