Paperback and Kindle editions are available at Amazon, along with numerous reviews; click here:
A Kindle edition of Book 17, Exploring Australia and Oceania, is available at Amazon; click here:
To acquire the free Kindle Reader for your device, click here:
http://www.amazon.com/gp/feature.html/ref=pe_390220_117918660_sa_menu_karl?ie=UTF8&docId=1000493771
Paperback and Kindle editions are available at Amazon, along with numerous reviews; click here:
A Kindle edition of Book 8, Exploring Western Europe, is
available at Amazon; click here:
To acquire the free Kindle Reader for your device, click here:
http://www.amazon.com/gp/feature.html/ref=pe_390220_117918660_sa_menu_karl?ie=UTF8&docId=1000493771
A Kindle edition of Book 15, Exploring Southern Asia, is available at Amazon; click here:
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http://www.amazon.com/gp/feature.html/ref=pe_390220_117918660_sa_menu_karl?ie=UTF8&docId=1000493771
Highly recommended
A Kindle edition of Book 20, Exploring South America, is available at Amazon; click here:
https://www.amazon.com/Exploring-America-SURFING-MAGICAL-INTERNET-ebook/dp/B07DBFWB1K/ref=sr_1_2?ie=UTF8&qid=1527456192&sr=8-2&keywords=Heinz+Kohler
To acquire the free Kindle Reader for your device, click here:
http://www.amazon.com/gp/feature.html/ref=pe_390220_117918660_sa_menu_karl?ie=UTF8&docId=1000493771
A Kindle edition of Book 11, Exploring Africa, is available at Amazon; click here:
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http://www.amazon.com/gp/feature.html/ref=pe_390220_117918660_sa_menu_karl?ie=UTF8&docId=1000493771
A Kindle edition of Book 18, Exploring North America, is available at Amazon; click here:
To acquire the free Kindle Reader for your device, click here:
http://www.amazon.com/gp/feature.html/ref=pe_390220_117918660_sa_menu_karl?ie=UTF8&docId=1000493771
A Kindle edition of Book 6, The World's Greatest Inventions, is available at Amazon; click here:
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http://www.amazon.com/gp/feature.html/ref=pe_390220_117918660_sa_menu_karl?ie=UTF8&docId=1000493771
A Kindle edition of Book 16, Exploring Eastern Asia, is available at Amazon; click here:
To acquire the free Kindle Reader for your device, click here:
http://www.amazon.com/gp/feature.html/ref=pe_390220_117918660_sa_menu_karl?ie=UTF8&docId=1000493771
A Kindle edition of Book 10, Exploring Central Europe, is available at Amazon; click here:
To acquire the free Kindle Reader for your device, click here:
http://www.amazon.com/gp/feature.html/ref=pe_390220_117918660_sa_menu_karl?ie=UTF8&docId=1000493771
A Kindle edition of Book 14, Exploring Western Asia, is available at Amazon; click here:
To acquire the free Kindle Reader for your device, click here:
http://www.amazon.com/gp/feature.html/ref=pe_390220_117918660_sa_menu_karl?ie=UTF8&docId=1000493771
A Kindle edition of Book 1, Extraordinary Birds, is available at Amazon; click here:
http://www.amazon.com/EXTRAORDINARY-BIRDS-SURFING-MAGICAL-INTERNET-ebook/dp/B00JK4EG52/ref=sr_1_1?s=digital-text&ie=UTF8&qid=1433974246&sr=1-1&keywords=Extraordinary+birds
To acquire the free Kindle Reader for your device, click here:
http://www.amazon.com/gp/feature.html/ref=pe_390220_117918660_sa_menu_karl?ie=UTF8&docId=1000493771
Other books in this series will be listed below as soon as they become available.
A Kindle edition of Book 2, Brainteasers, is available at Amazon; click here:
http://www.amazon.com/BRAINTEASERS-SURFING-MAGICAL-INTERNET-Book-ebook/dp/B00KN6WYUU/ref=sr_1_4?s=digital-text&ie=UTF8&qid=1434034122&sr=1-4&keywords=Heinz+Kohler
To acquire the free Kindle Reader for your device, click here:
A Kindle edition of Book 5, Wonders of the World, is available at Amazon; click here:
http://www.amazon.com/WONDERS-WORLD-SURFING-MAGICAL-INTERNET-ebook/dp/B014B0PMCU/ref=sr_1_1?s=digital-text&ie=UTF8&qid=1440366157&sr=1-1&keywords=Heinz+Kohler
To acquire the free Kindle Reader for your device, click here:
http://www.amazon.com/gp/feature.html/ref=pe_390220_117918660_sa_menu_karl?ie=UTF8&docId=1000493771
Paperback and Kindle editions are available at Amazon, along with numerous reviews; click here:
A Kindle edition of Book 13, Exploring Russia and Central Asia, is available at Amazon; click here:
To acquire the free Kindle Reader for your device, click here:
http://www.amazon.com/gp/feature.html/ref=pe_390220_117918660_sa_menu_karl?ie=UTF8&docId=1000493771
A Kindle edition of Book 19, Exploring Central America, is available at Amazon; click here:
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http://www.amazon.com/gp/feature.html/ref=pe_390220_117918660_sa_menu_karl?ie=UTF8&docId=1000493771
A Kindle edition of Book 12, Exploring Southeastern Europe, is available at Amazon; click here:
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http://www.amazon.com/gp/feature.html/ref=pe_390220_117918660_sa_menu_karl?ie=UTF8&docId=1000493771
A Kindle edition of Book 7, Exploring Northern Europe, is
available at Amazon; click here:
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http://www.amazon.com/gp/feature.html/ref=pe_390220_117918660_sa_menu_karl?ie=UTF8&docId=1000493771
A Kindle edition of Book 9, Exploring Southwestern Europe, is available at Amazon; click here:
https://www.amazon.com/Exploring-Southwestern-SURFING-MAGICAL-INTERNET-ebook/dp/B01M3YSYJS/ref=sr_1_1?s=digital-text&ie=UTF8&qid=1478283079&sr=1-1&keywords=Exploring+Southwestern+Europe
To acquire the free Kindle Reader for your device, click here:
http://www.amazon.com/gp/feature.html/ref=pe_390220_117918660_sa_menu_karl?ie=UTF8&docId=1000493771