Id also recommend a trip to their store in Nashville.
As interesting as it is, the location is inside the old Marathon Motor Car Factory.
There are many other stores, for a nice shopping experience, but its really the hallways filled with original, "restored"
Giant metal machining monsters! All hands on, and kids can turn the wheels, and touch all aspects.
Ive watched the inspiration lights turn on, from young kids, as they explore these machining beasts from the past!