The Treasure Troop Series
From Edgar Award Winner Dori Hillestad Butler comes The Treasure Troop, a chapter book mystery series! Join Marly, Sai, and Isla, three code-cracking kids on the hunt for an old neighbor's hidden treasure. In the fourth and final book of this code-busting series, Marly, Sai, and Isla are back on the hunt.
For ages 7 to 10.