<p><strong>Book 7</strong></p><p><strong>United Middle School Mysteries</strong></p><p><strong>At United Middle School strange things are always afoot-and luckily so are Jake Emily Max and Amy. These four young investigators may seem like ordinary students but when the principal disappears a flag goes missing or a mysterious clock refuses to tell time they spring into action. From puzzling playground clues to secrets hidden in Maplewood Park no mystery is too strange (or too small) for this clever crew. With teamwork quick thinking and just the right amount of middle school mischief Jake Emily Max and Amy are determined to uncover the truth-one case at a time.</strong></p><p><br> </p>