-. Author : Greg Gottstein -. Binding : Paperback -. Brand : MindWare -. EAN : 9781892069139 -. Feature : Fun and educational toys for children all ages / Will stimulate your mind and entertain / Unique and innovative toys and games / Use the "cross-out-circle" technique to eliminate your way to the correct answer / Solutions included / Solve Logic Puzzles Using the Process of Elimination / 50 puzzles per book / Six levels -. Genre : Educational -. ISBN : 189206913X -. ItemPartNumber : MW90445W -. Label : MindWare -. Manufacturer : MindWare -. Model : 90445W -. MPN : 90445W -. NumberOfItems : 1 -. PackageQuantity : 1 -. PartNumber : 90445W -. ProductGroup : Toy -. ProductTypeName : TOYS_AND_GAMES -. PublicationDate : 1999 -. Publisher : MindWare -. Studio : MindWare -. Title : MindWare Perplexors: Basic -. UPC : 736970904450