"The Missing Will" by Agatha Christie is a short mystery where the brilliant detective Hercule Poirot uses his smarts to solve a puzzle hidden in a will. When a wealthy uncle leaves a tricky challenge to his niece, Violet Marsh, Poirot steps in to help her claim her inheritance. Teaming up with his friend Hastings, Poirot visits the uncle's Crabtree Manor, searching for a second will or hidden money. It’s like a complicated game designed by the uncle to measure Violet's intelligence and see if she can really outsmart him. Along the way, they find lots of clues that don’t quite make sense. In the end, Poirot figures out where the uncle’s true will was hidden all along, showing that being clever and using your brain is more important than just having a good education.

The Missing Will
By Agatha Christie
A niece must use her intelligence to solve her uncle's inheritance challenge, with only a quirky detective to help her beat the clock.
Summary
About the AuthorDame Agatha Mary Clarissa Christie, Lady Mallowan, was a British author known for her 66 detective novels and 14 short story collections, particularly those revolving around fictional detectives Hercule Poirot and Miss Marple. She also wrote the world's longest-running play, the murder mystery The Mousetrap, which has been performed in the West End of London since 1952. A writer during the "Golden Age of Detective Fiction", Christie has been called the "Queen of Crime"—a moniker which is now trademarked by her estate—or the "Queen of Mystery". She also wrote six novels under the pseudonym Mary Westmacott. In 1971, she was made a Dame (DBE) by Queen Elizabeth II for her contributions to literature. Guinness World Records lists Christie as the best-selling fiction writer of all time, her novels having sold more than two billion copies.
Dame Agatha Mary Clarissa Christie, Lady Mallowan, was a British author known for her 66 detective novels and 14 short story collections, particularly those revolving around fictional detectives Hercule Poirot and Miss Marple. She also wrote the world's longest-running play, the murder mystery The Mousetrap, which has been performed in the West End of London since 1952. A writer during the "Golden Age of Detective Fiction", Christie has been called the "Queen of Crime"—a moniker which is now trademarked by her estate—or the "Queen of Mystery". She also wrote six novels under the pseudonym Mary Westmacott. In 1971, she was made a Dame (DBE) by Queen Elizabeth II for her contributions to literature. Guinness World Records lists Christie as the best-selling fiction writer of all time, her novels having sold more than two billion copies.