Logic Grid Puzzles For Kids: Pure Loop Puzzles - 100 Logic Grid Puzzles With Answers - Paperback

by Ted Warner (Author)

Pure Loop

is a logic puzzle created by Naoki Inaba (Japan). A rectangular or square grid contains black cells. The aim is to draw a single loop. The loop visits all white cells exactly once. The segments of the loop run horizontally and vertically between the centers of white cells.