Ufo's and Crop Circles

UFOs and Crop Circles is part of the middle-primary Marvels and Mysteries series, which explores the weird, the marvellous and the unexplained.
In this book you can find out what really crashed at Roswell; what causes bizarre crop circles to appear; and whether UFOs really visit Rendlesham Forest one night?

Special features include:
• locator maps showing where in the world the mystery was found
• fact files and mini-facts, offering extra mysteries and interesting facts about people and places
• marvellous photos and detailed illustrations.

Contents
1 What is a UFO?
2 The foo fighters
3 The first flying saucers
4 The Roswell incident
5 The Valentich disappearance
6 The Sorrell Lake saucers
7 Crop circles
8 The Rendlesham landings
9 UFOs over New Zealand
10 UFO timeline
Glossary
Index