New Version Comes: As to the disadvantages of few and weak magnets for the old version, we have made some improvements. You will receive 3 sets magnets, a 6x 6 x 0.4ines tangram book, weigh 9.6oz. Travel Tangoes Puzzle: 21 colorful magnetic plates can meet all your needs to spell out each pattern and can be combined into many graphics even English letters. This ancient Chinese traditional intellectual game had enough options for everyone to try out different levels of difficulty. It's a great way to have fun and keep the mind working. Material: non-toxic foam and paper, no harmless or sharp edges, soft texture which is very protective and safe. Magnetic bottom is strong and durable, so you don't worry about lossing the plate. (1-3 years children should play it under supervision ) More Details: It has a spiral binding to make it easy to flip pages. The book snaps shut. The shapes are magnetic and stick to the flap inside cover of the book. There are three of each color. It comes with ten triangles of different sizes, two squares, and two parrellograms. Creativity challenging: The book contains 240 questions and 240 answers, plates can be composed of the animal, people, object, boat, bridge, geometric figure, etc. Totally enhance children's patience and observation, practical ability, hand-eye coordination ability when playing.