The Hydrofoil Mystery was written in 1999 by Canadian author Eric Walters.^[1] It is about a teenage boy named Billy McCracken, whose mother arranges for him to go away for the summer to work with none other than the well-known inventor of the telephone, Alexander Graham Bell. Billy expects his summer to be boring, but with the German U-boats endangering the maritime coast, his work with Bell's hydrofoil becomes an adventure.

The Hydrofoil Mystery

Author	Eric Walters
Country	Canada
Language	English
Genre	Young adult novel
Publisher	Viking Press
Publication date	1999
Media type	Print (Hardback & Paperback)
Pages	224 pp
ISBN	978-0-670-88186-4
OCLC	39868657

The book is set during the first World War and although it is a work of fiction, it serves as a launching pad for discussions about Canada's involvement in the war and the contributions of Canada's leading scientist, Alexander Graham Bell.