Hardy Boys 27: The Secret of Skull Mountain: The Secret of Skull Mountain
Format: ebook
ISBN:
9781101076415 (1101076410)
Publish date: January 1st 1948
Publisher: Grosset & Dunlap
Pages no: 192
Edition language: English
Series: The Hardy Boys 7 (#27)
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.