Mysterious helmet

Author: Thomas Brezina
Publisher:
Publish Date: 2003-02-01
Features: Join our ranks and challenge your wisdom and courage with us, and you can become a great detective too. This book consists of a total of twenty units, with interconnected storylines, and each unit features a mystery waiting for you to solve. The Three Little Tigers discover a mysterious helmet in the field, and to their surprise, the helmet is signaling for help! The mysterious castle on the hill is said to be the residence of a black ghost, but various clues suggest that someone lives in the castle! Who is in distress? And what is the connection between him and the castle?