The Mystery of the Hidden House

Where could Mr. Goon's nephew have disappeared to? Mr. Goon has forbidden the Five Find-Outers from solving mysteries -- so they decide to make one up for his nephew, Ern! But what will happen when Ern disappears, and their pretend mystery turns into a real one? Mysterious, exciting, and very adventurous, this book is perfect for a kid of eight to ten. This will make kids puzzle their brains, trying to figure out different things.