Check the listing for details. Complex Tangram - Wooden Brainteaser Puzzle. Condition: New. Listed at 17.95 USD. Complex Tangram - Wooden Brainteaser Puzzle Product Description: This Complex Tangram puzzle has 14 pieces and a wooden frame. The main objective is to find as many solutions as possible to form a shape of a square, using all the pieces.Also, you can form many different shapes (silhouettes) from the pieces provided. Approximate Diamentions: 5.1" x 5.1" x 0.75" Difficulty Level (1-5): 4 Hard Solution or Instructions Available. Return Policy Merchandise may be returned for a full refund excluding shipping charges. Merchandise must be returned in its original packaging and in unused and sealed condition and packed sufficiently to avoid being damaged in shipping. Please contact us for a Return Authorization number (RMA number)and return instructions, before returning the merchandise. Shipping Policy We can combine items for discounted shipping, please make sure you are purchasing all items on the same cart and send us a request for total, we'll combine the product price and shipping cost. Payment Policy We accept PayPal payment. Orders will be shipped once payment is received.