CLOUD COMPANY - IMPORTADO

A black Mercedes drove up to the farmhouse, and a big man in a business suit got out. He was carrying a briefcase, and looked very angry. He opened his briefcase and took out several bags of money. Tony and Frank counted them, and then shook hands with him. Sarah and Richard were watching the farmhouse. They wanted to know why Tony and Frank used it for their business. Who are the mysterious visitors? And why do they give Tony and Frank a lot of money? are readers with a difference. Every two pages there is a puzzle to solve. The stories are carefully graded and are written for young teenagers.