If you’re in the market for an end-of-summer vacation, consider taking the family to Great Wolf Lodge in Grapevine. Not only is it a nice place for kids, they’re having a sale. Right now, you can get $50 off Great Wolf Lodge’s best available rate if you book by July 30. Just use the coupon code EXCLUSIVE when you book. This code is valid for stays from Aug. 10-22, 2010. See details here and get info about specials at other locations.