A to Z Mysteries: The Panda Puzzle

"P is for Panda. . . . There's pandemonium in Green Lawn! The town is building a new park for a panda and her baby. But as soon as the pandas arrive, the baby is stolen! All the panda-nappers want in return is a million dollars. . . . Can Dink, Josh, and Ruth Rose collar the culprits before Green Lawn has to cough up the cash?