Mysterious Crop Circles : Footprint Reading Library 1900

Several strange signs called crop circles have been discovered in the fields of southern England. These mysterious circles are puzzling to everyone, even scientists. There are several theories about who-or what-made them. Could it be humans who did it? Or could it be something else...

• | : National Geographic, Rob Waring
• | Publisher: Cengage Learning, Inc
• | Publication Date: Nov 11, 2008
• | Country of Publication: United States
• | Number of Pages: 24 pages
• | Language: Unknown
• | Binding: Paperback / softback
• | ISBN-10: 1424012333
• | ISBN-13: 9781424012336