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Immersing himself in the OASIS, a mid-21st-century technological virtual utopia, to escape an ugly real world of famine, poverty and disease, Wade Watts joins an increasingly violent effort to solve a series of puzzles by the virtual world's super-wealthy creator, who has promised that the winner will be his heir.

Days after winning OASIS founder James Halliday's contest, Wade Watts discovers in Halliday's vaults a technological advancement that will change the world and make the OASIS a thousand times more wonderous, and addictive. With it comes a new riddle, a new quest, and a dangerous new rival.

Puzzle-crazy, twelve-year-old Winston and his ten-year-old sister Katie find themselves involved in a dangerous mystery involving a hidden ring. Puzzles for the reader to solve are included throughout the text.

When a Connecticut teenager inherits vast wealth and an eccentric estate from the richest man in Texas, she must also live with his surviving family and solve a series of puzzles to discover how she earned her inheritance.

"All the world is a puzzle, and Mike Brink--a celebrated and ingenious puzzle constructor--understands its patterns like no one else. Brink was transformed by a traumatic brain injury that caused a rare medical condition: Acquired Savant Syndrome. The injury left him with a mental superpower--he can solve puzzles, calculate equations, and see patterns in ways ordinary people can't. But his condition has also left him deeply isolated, unable to fully...

Thirteen-year-old Kyle participates in the last of Mr. Lemoncello's fantabulous games with the hopes of winning ownership of the entire Lemoncello empire.

Attending an elite school where enterprising students are challenged to solve a variety of clues and puzzles using computer programming, Hopper and her friend, Eni, resolve to crack the school founder's most elusive mystery together.

As the clock ticks down to the moment when Avery Grambs will become the richest teenager in the world, a visitor arrives at Hawthorne House who draws Avery into a dangerous game against an unknown and powerful player.

Determined to learn the history of once-elite Stately Academy, Hopper, Eni, and Josh are challenged to outmaneuver Principal Dean, who demands that the team turn over their most powerful robot and threatening coding genius, Professor One-Zero.

In 1911, when Letitia Rawlings discovers a map that might hold a clue to the fate of her missing aunt, who disappeared 30 years ago, she sets out to solve the mystery of her family’s past, which becomes increasingly more dangerous as she gets closer to the truth.