120 SOLO PUZZLES FOR AGES 12+ – Packed with 120 challenges ranging from easier to fiendish, this travel puzzle is built to test and entertain older children, teens, and adults. HANDY TRAVEL CASE WITH LID – Comes in a compact case with a secure lid to keep all 10 cube-pieces and parts safe—perfect for journeys, breaks, or quiet moments at home. 10 UNIQUE 3D CUBE PUZZLE PIECES – Each piece must be fit, flipped, rotated, overlapped correctly to fill the board completely; some pieces have multiple fitting options, others only fit one way. ONE PLAYER – LOGIC & SPATIAL SKILLS BUILDER – Designed to develop concentration, spatial insight, perseverance, and problem-solving through mentally stretching puzzles. ONE UNIQUE SOLUTION PER CHALLENGE – Each puzzle has exactly one correct setup; includes solution booklet so you can verify when you think you’ve solved it., Manufacturer: SMART Toys and Games GmbH