Pit your wits against all manner of cunning criminals as you attempt to solve the fiendish mysteries within. As you put your skills of deduction and problem-sol

Describes forty-three crime puzzles, which the reader tries to solve with the aid of clues, codes, alibis, and other evidence.

The reader is invited to help Dr. Quicksolve and his son, Junior, solve forty mini-mysteries. Includes solutions.

The reader is invited to help Dr. Quicksolve and his son, Junior, solve forty mini-mysteries. Includes solutions.

Would you like to serve on jury and decide whether someone accused of a crime is guilty or not? Who doesn't love a twisty mystery--a locked room, a seemingly im