This is a pretty good read if you're into this kind of stuff:

Thinkertoys (http://www.amazon.co.uk/gp/explorer/0898154081/1/ref=pd_lpo_ase/202-9574189-3271015?ie=UTF8)

I didn't know the one you referred to , but the other day one of my American based collegues brought me this :

http://www.tompkinsinc.com/books/think_outside.asp

Enjoyable and well written. ;)

This is a pretty good read if you're into this kind of stuff:

Thinkertoys (http://www.amazon.co.uk/gp/explorer/0898154081/1/ref=pd_lpo_ase/202-9574189-3271015?ie=UTF8)

I see the first book is for the 90 year olds, have you bought it yet? :p