One-Minute Mysteries and Brain Teasers: Good Clean Puzzles for Kids of All Ages
Sandy Silverthorne has been writing and illustrating books since 1988. His award-winning Great Bible Adventure children's series sold more than 180,000 copies and has been distributed worldwide in eight languages. He's worked with Focus on the Family, Universal Studios, and the Charlotte Hornets.    John Warner has been fascinated by detectives and mysteries ever since he was old enough to read. He holds a degree in business administration and operates his own video production business. He and his wife, Kristin, and their three children live in Oregon.