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Whether testing their own sleuthing abilities by working against the clock or enjoying the intrigue of unraveling the case, readers get lots of spine-tingling mystery in these thrilling puzzlers.

This is a collection of three of Donald J. Sobol's books: Two-Minute Mysteries, More Two-Minute Mysteries, and Still More Two-Minute Mysteries.

Readers test their detective skills as they and the famous sleuth Dr. Haledjian examine clues and attempt to solve sixty-three cases.