Idaville's secret weapon against lawbreakers, ten-year-old Leroy "Encyclopedia" Brown, helps the police force solve ten new cases, the solutions to which are found in the back of the book.

Ten brief cases allow the reader to match wits with ten-year-old crime-buster, Encyclopedia Brown, as he investigates such cases as whether a diary of George Washington's mother is authentic, or if a UFO picture supposedly taken by the army is real.

"With a knack for trivia, Encyclopedia solves mysteries for the neighborhood kids through his detective agency. But his dad is also the chief of police, and every night, Encyclopedia helps him solve his most baffling crimes. Join Encyclopedia Brown as he solves ten confounding mysteries, involving a kidnapped ambassador, two suspicious boxers and missing money, and more. And with the clues given in each case, readers will have a chance to solve the...

The solutions to ten mysteries solved by Leroy "Encyclopedia" Brown are given in a separate section challenging the reader to match wits with the ten-year-old mastermind of Idaville's war on crime.

"With a knack for trivia, Encyclopedia solves mysteries for the neighborhood kids through his detective agency. But his Dad is also the chief of police, and every night, Encyclopedia helps him solve his most baffling crimes. Join Encyclopedia Brown as he solves ten confounding mysteries, including a case of a kidnapped millionaire, a dangerous dog and his mean owner, a famous big-town crook, and more. And with the clues given in each case, readers...

Ten brief cases in which the reader must pit his wits against those of Encyclopedia Brown, an ingenious twelve-year-old detective.

With a knack for trivia, Encyclopedia solves mysteries for the neighborhood kids through his detective agency. But his dad is also the chief of police, and every night, Encyclopedia helps him solve his most baffling crimes. Join Encyclopedia Brown as he solves ten confounding mysteries, from recovering a client's prized tooth collection to following a trail of paint to find a sneaky thief, and more. And with the clues given in each case, readers will...

The solutions to 10 mysteries solved by Leroy "Encyclopedia" Brown are given in a separate section, challenging the reader to match wits with the 10-year-old mastermind of Idaville's war on crime.

America's Sherlock Holmes in sneakers continues his war on crime in ten more cases, the solutions to which are found in the back of the book.

The ten-year-old detective continues his war on crime in Idaville through ten more cases, for which the reader is invited to guess the solution before it is revealed.