by Franklin W. Dixon
Free Square! Frank and Joe have been left to their own devices while their parents are away on yet another vacation, when suddenly there's a phone call: Aunt Gertrude is coming! That formidable lady of indeterminate years will wring their necks if the house isn't spotless when she arrives. Being b...
The first Hardy Boys book I read, this one was great. Orrin North reminds me of Oliver North (although in name only). If this hadn't been such a good book, I don't think I would have read the rest of the series.
I think the Hardy Boy books helped me with learning deductive and inductive skills. I had to work through logic. Who knew? I enjoyed all these books.