Brain Teaser 3D Wooden Puzzles, SELECT: Puzzle Puzzle Types: Diamonds, Sticks or Sticks w Pegs Age 6+ Challenge your mind and test your nerves with these great wooden brain bender puzzles! Real wood puzzles come assorted 3 different challenging designs each come with a step-by-step ?cheat? sheet. Great for prize boxes, party favors, and more. Details: Dimensions: 2.5 or 2.8 inch cube space Manufacturer recommended age: 6 years and up Great Stocking Stuffers or Party Favors. Educational, Problem Solving, Brain Teasers. MPN: 244048 UPC: 639277309617 USA domestic shipments are shipped USPS First Class Mail with Tracking International shipments are shipped USPS First Class International Mail with Tracking When buying different variations from the same or similar listings, the lowest shipping cost is obtained by buying the total number of units wanted from 'One Variation' and then leaving a message within your order defining what items you want to receive and the number of each item you want to receive. The number of items requested cannot exceed the number shown as being in stock. This stops from restarting the total weight summation for each variation. The message link is on the same page where you select method of payment.USPS postage cost is based on total weight and zip code. The cost breakdown is shown before payment is required and the discount for multiple purchases is shown as a separte credit in the list.