Previous Product IQ Busters: Big Nails $9.99 In stock IQ Busters: Big Nails quantity Add to cart SKU: 625012021258 Category: Brain Teasers Brand: Cobble Hill Description FAQ Description Can you hit the nail on the head?! Try these Big Nail puzzles that come in three styles: The Mangler, the Twister, and the Nailer. Each one has its own level of difficulty, but who are we kidding, they’re all quite the challenge! Related products Quick View Quick View Brain TeasersGravity Maze $29.99 Add to cart Quick View Quick View Brain TeasersFree Fall $34.99 Add to cart Quick View Quick View Brain TeasersGravitrax: The Game – Multiform $32.99 Add to cart