Krazydad Diabolical Two Not Touch Volume 4 - Jim Bumgardner - Bog

From krazydad, constructor of the wildly popular and addictive puzzles published in The New York Times as Two Not Touch, here are 360 deviously tricky Star Battle puzzles. If you bought the previous book, Krazydad Two Not Touch, and reached the end of it, you know the puzzles started easy, and kept on getting harder. These puzzles start out at a challenging level (much harder than the Times), and just keep on getting more diabolical! All of these puzzles can be solved without resorting to trial and error. Includes an instructive yet pithy tutorial.