The Sword Thief (The 39 Clues, #3)

Firefly & Fern Summary

The Sword Thief is the third thrilling installment in The 39 Clues series, where siblings Amy and Dan Cahill continue their global race to uncover family secrets and powerful clues before their rivals do. Packed with puzzles, codes to crack, and heart-pounding adventure across exotic locations, this book will keep young readers on the edge of their seats while celebrating teamwork and sibling loyalty. Perfect for kids who love mystery, action, and stories that reward careful reading and clever thinking.