Two twelve-year-old detectives solve a series of mysteries using sketches of important clues.

Two 12-year-old detectives solve a series of mysteries.

Two 12-year-old detectives solve a series of mysteries.

The reader is asked to help two twelve-year-old sleuths, "Hawkeye Collins" and Amy Adams, solve mysteries using Hawkeye's sketches of important clues.

Two 12-year-old sleuths solve ten mysteries using Hawkeye's sketches of important clues.

Nine short mysteries featuring Hawkeye Collins and Amy Adams, two twelve-year-old sleuths who solve mysteries using Hawkeye's sketches of important clues. Readers are invited to arrive at their own conclusions before reading the solutions in a mirror.

Ten short mysteries featuring Hawkeye Collins and Amy Adams, two twelve-year-old sleuths who solve mysteries using Hawkeye's sketches of important clues. The reader is invited to arrive at their own conclusions before reading the solutions in a mirror.

Hawkeye Collins and Amy Adams, two twelve-year-old sleuths, solve nine mysteries using Hawkeye's Sketches of important clues.The reader is asked to use Hawkeye's sketches and hints to solve the mysteries.

Two twelve-year-old sleuths solve nine puzzling cases, using sketches of important clues. Includes hints for interpreting clues and brief explanations of the investigative methods used.

Two twelve-year old sleuths solve eight mysteries using Hawkeye's sketches of important clues. The reader is asked to use Hawkeye's sketches and hints to solve the mysteries.