Notes

10 copies @ $10.90 ea
32 pages, illustrations (chiefly colour)
Word count: 32171 ; Text type: information report (informative)
Summary: The world is full of unexplained mysteries -- unusual events that nobody can understand, and questions that nobody can answer. Do UFOs exist? Is there life on other planets? Why do some people go missing without a trace? This book explores some of the most intriguing mysteries over the years, and the theories that people have developed to explain them. (Back cover)