How did you spend your summer vacation? Here's how one family of youngsters spent the summer on their grandfather's ranch. Read about their time there and what they experienced on the ranch--and beneath Just wait to see as each adventure unfolds. Here's a typical conversation between Mason and Marisa, eleven-year-old twins: "What was it, Mason?" Marisa asked, knowing full well Mason was really talented at creating mountains out of molehills. "I'm not totally sure," he replied, "but it made me think it might be a hollowed-out tree. It looked kinda weird." "Oh, I'm sure " Marisa snapped, "Like the time you swore a meadow muffin was some petrified prehistoric critter " With that, everyone erupted in laughter--except Mason. "All right," he replied, "I know, but let's just check it out again tomorrow to be sure." Adventures in Tree Hollow Glen takes the reader into a magical world almost unknown to the residents of HeartsHome Ranch in central eastern California. In that underground land, the five O'Connell children experience important lessons that help in their growth as engaging and inquisitive youth eager to experience new things. The Adventure Begins, volume 1 of the Adventures in Tree Hollow Glen series, sets the stage for further volumes, each studying an important stage in the youngsters' busy lives.