Peter Lerangis writes children's and young adult adventure, mystery and fantasy, often through fast-moving series built around codes, historical secrets and teams of young protagonists. The Seven Wonders series begins with The Colossus Rises, following four children with unusual genetic traits who must recover ancient objects connected to the Seven Wonders of the World. The 39 Clues books he contributed to use globe-trotting puzzles and family rivalry, while his Watchers series moves into science-fiction suspense. Lerangis's books are quick, plot-led and accessible, with cliffhangers and problem-solving central to the experience. His work fits middle-grade adventure, puzzle mystery and historical-conspiracy fiction for younger readers. The Colossus Rises is the natural starting point for Seven Wonders, while his 39 Clues books belong to a larger multi-author series. The Colossus Rises is the required starting point for Seven Wonders, while his 39 Clues titles belong inside a multi-author sequence; both suit middle-grade readers who prefer puzzles, travel and cliffhangers to slower character-centred fantasy. Read more Less