Angry Birds Knock on Wood Game for $16.99. Order online for in-store pickup at Toys “R” Us to lock in the price, ensure availability, and save on shipping. Otherwise, shipping is $6.05 for a total of $23.04 shipped. Here is a screenshot for your reference. This game is based on the on the best-selling phone app game, and includes three Angry Birds, four green pigs, one slingshot-style launcher, structure pieces and mission cards. Most places have it for about $27.