Title rated 4.25 out of 5 stars, based on 397 ratings(397 ratings)
Book, 2010
Current format, Book, 2010, , All copies in use.
Book, 2010
Current format, Book, 2010, , All copies in use. Offered in 0 more formats
Geronimo's adventurous sister, Thea, narrates this fabulous adventure that's packed with action, mystery, and friendship!During a marine biology lesson at Mouseford Academy, the Thea Sisters learn about a mysterious shipwreck off Whale Island. According to legend, a very rare diamond called Jasmine's Heart was on the ship when it sank. When biology teacher Professor Van Kraken disappears, the Thea Sisters have to dive into the deep ocean to find him and the jewel. And just when they think their adventures are over, the Thea Sisters receive an invitation to travel to China to find another missing treasure. It's an adventure these five world-traveling mice will never forget!
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