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Cover of The Secret of the Old Mill by Franklin W. Dixon

Children & Teens

The Secret of the Old Mill

Franklin W. Dixon

Frank and Joe Hardy investigate a mysterious counterfeiting ring operating from an old mill, uncovering clues and facing danger in their quest to solve the case. This classic mystery offers thrilling adventure for young readers.

Beginner (A1–A2)mystery
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More books in English in Children & Teens

Reading books in English is one of the most effective ways to expand your vocabulary, internalize grammar patterns, and develop intuition for natural English usage. The Secret of the Old Mill is recommended for beginner (a1–a2) learners — a mystery read.

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