A Whack on the Side of the Head: How To Unlock Your Mind For Innovation By Von Oech, Roger Books / Paperback Books ISBN: 0446386359 / Publisher: Warner Books, August 1988 Price Starting at $5.65 Free Shipping Send to a friend Add to Wishlist Below is a list of products arranged by condition. Select the quantity of the product you desire and click the "Add" button. Used - Good Good condition. Bookplate inside. $5.65 1 in Stock at Warehouse Quantity Add Free Shipping to continental U.S. OR $1.00 per item discount if shipped to store. Reviews Goodreads reviews for A Whack on the Side of the Head: How To Unlock Your Mind For Innovation