All eight books in the Windmill Pete series in one set.
The Windmill Pete Series #1: Lost in the Woods
The Windmill Pete Series #2: The Mysterious Stranger
The Windmill Pete Series #3: Nine Lives
The Windmill Pete Series #4: Six and Zero
The Windmill Pete Series #5: Meet Windmill Pete
The Windmill Pete Series #6: Cut From the Team
The Windmill Pete Series #7: Ball Hogs
The Windmill Pete Series #8: Free Fall Down Federal Hill