Nate depends on his dog, Sludge, to help him solve all of his cases.
Illustrations..
Nate looks high and low, but every clue leads to a dead end--until Nate realizes that Sludge can help him.
But Sludge can\'t help him this time because he\'s lost inside a big department store on a rainy day.
Nate depends on his dog, Sludge, to help him solve all of his cases