A to Z Mysteries: The Invisible Island: 9

While picnicking on Squaw Island, Dink, Josh, and Ruth Rose find a hundred dollar bill, and when they return to explore further they find an entire cave full of money. Help Dink, Josh, and Ruth Rose solve mysteries from A to Z! Kids love collecting the entire alphabet and super editions! With over 8 million copies in print, the A to Z Mysteries® have been hooking chapter book readers on mysteries and reading for years. Now this classic kid favorite is back with a bright new look! I is for Island . . . It’s picnic time! Dink, Josh, and Ruth Rose pack up a basket and wade out to Squall Island. Right away, they find a hundred-dollar bill in the sand! But when they come back the next day, the entire island has mysteriously disappeared. What is the secret of Squall Island?