The Boxcar Children are visiting Dragon Mouth's Cavern. Their plan is to explore the area and go rock hunting. But when Benny finds a way into secret underground caves, the children have even more to explore. The problem is, it seems like someone doesn't want them there. Can the Aldens solve this underground mystery?

The tales and travels of the Sugar Creek Gang have passed the test of time, delighting young readers for more than fifty years. Great mysteries with a message, The Sugar Creek Gang series chronicles the faith-building adventures of a group of fun-loving, courageous Christian boys. Your kids will be thrilled, chilled, and inspired to grow as they follow the legendary escapades of Bill Collins, Dragonfly, and the rest of the gang and see how they struggle with the application of their Christian faith to the adventure of life. A late night hunting trip for the Sugar Creek Gang leads to a surprise discovery. Later, Old Man Paddler invites them to his cabin for a sassafras tea party. An urgent knock on the door interrupts the party. Soon they find themselves knee-deep in a quicksand rescue. Explore with the gang the effects of sin in one's life and the benefits of following Jesus.

For use in schools and libraries only. While exploring the caves around Dragon's Mouth Cavern, a series of unusual and somewhat frightening events convinces the Alden children that someone does not want them around.

One of the most spectacular archaeological discoveries In Israel took place in 1960 when the legendary Yigael Yadin excavated a cave in the Dead Sea area subsequently called the "Cave of Letters." The cave contained the largest cache of ancient personal correspondence and documents ever uncovered in Israel.

The Alden children plan to ride in their boxcar at the Greenfield Founders' Day Parade, but the newly refurbished boxcar is stolen a couple of days before the big event.

While exploring the caves around Dragon's Mouth Cavern, a series of unusual and somewhat frightening events convinces the Alden children that someone does not want them around.