When Lynn wins the 'Can You Draw the Best Dinosaur?' contest, she and the rest of the Creekers get to travel to Arizona to help with a real dinosaur dig. While there, items begin to mysteriously disappear from the site, and one of the paleontologists blames the Gang. Les and his friends learn an important lesson on forgiving their enemies and the value of prayer.
This book is part of the New Sugar Creek Gang Books series and is book #4 in the series.