"With characters who grab your attention, illustrations that invite you to play along, and a plot with more twists than a country road, get ready for a fast and fun mystery that will keep you guessing until the end. How do I sign up to join the Gemini Detective Agency?"
- James Ponti, Edgar-award winning author of the FRAMED! mystery series

"The North Star is mystery and intrigue at its best. I loved putting my observational skills to the test as I searched for clues in the illustrations at the end of every chapter. Captivating. Clever. Compulsively readable. A must-have for all emerging detectives!"
- Lauren Magaziner, author of Case Closed series

Join the Gemini Detective Agency and help the teenage sleuths solve the theft of a priceless necklace!

Twins Zach and Evie Mamuya and their friend Vishal Desai make up the Gemini Detective Agency, which is mainly an excuse to get pizza together or hit the go-kart track. But when a priceless diamond necklace known as the North Star is stolen before an auction, the kids tag along with the twins' crime reporter mom and find a few clues that make them think this was no ordinary robbery.

With the help of their classmate Sophia Boyd, the Gemini Detective Agency is on the case! Will they be able to sort through the clues and solve the mystery in time?

Readers will love this interactive mystery, where clues can be found throughout the illustrations at the end of each chapter!

The Gemini Mysteries: The North Star is an action-packed novel full of twists and turns that will keep readers guessing until the very end.