Grimm's 50 x 50 cm Large Magnetic Black Board for Playing Games & Creating Designs with Mini Magnet Creative Puzzles (18 inches square) Make room for your own creativity -- stretch your imagination! Made for use with Grimm's Magnetic puzzles, or any other magnets (sold separately) Can be laid flat on tabletop or hung on wall with four mounting screws for play and/or display It's a magnetic play & display board of sturdy German construction can be used for open ended creative play (using Grimm's Mini Magnetic Creative Puzzle pieces or any other magnets) Measures a generous 18 x 18 inches (1 feet) square, giving plenty of room for creative play -- great for developing visual and creative skills in kids and adults Board ONLY -- Grimm's magnetic pieces sold separately. Also available in a smaller 30x30 cm size, a Giant 90x90cm size, or in the form of a 12" square folding Travel Magnetic Board/Case from Grimm's (with 12-inch surfaces)