Top Secret!

Have you seen an alien? Do you know what they look like? Many people have claimed that they have spotted an alien or that they have been abducted by one. In this fascinating book, a mysterious figure called the Mystery Master sets you the challenge of investigating all the myths and sightings surrounding aliens and encourages you to analyse the information that you have gathered. Once you have read the information in this book, you can figure out for yourselves: Have aliens visited Earth?

Do you think time travel will ever be possible? Will all the books and films that show time travel become a reality? How does the science work? In this fascinating book, a mysterious figure called the Mystery Master sets you the challenge of investigating all the scientific theories surrounding time travel and encourages you to analyse the information that you have gathered. Once you have read the information in this book, you can figure out for yourselves: Is time travel possible?

The Yeti, or Abominable Snowman, is a famous beast who has prompted many expeditions and searches to find him. In this fascinating book, a mysterious figure called the Mystery Master sets you the challenge of investigating all the myths and sightings surrounding the legendary Yeti and encourages you to analyse the information that you have gathered. Once you have read the information in this book, you can figure out for yourselves: Does the Yeti exist?

King Arthur is a famous figure from the Dark Ages whose legend has stood the test of time. In this fascinating book, a mysterious figure called the Mystery Master sets you the challenge of investigating all the facts and myths behind the legend of King Arthur and encourages you to analyse the information that you have gathered. Once you have read the information in this book, you can figure out for yourselves: Did King Arthur really exist?