Series by A.G. Riddle
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2019 · A.G. Riddle
Winter World is a 2019 book by A.G. Riddle. It is book 1 of the series The Long Winter.
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2019 · A.G. Riddle
The Solar War is a 2019 book by A.G. Riddle. It is book 2 of the series The Long Winter.
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2019 · A.G. Riddle
The Lost Colony is a 2019 book by A.G. Riddle. It is book 3 of the series The Long Winter.
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2013 · A.G. Riddle
The Atlantis Gene is a 2013 book by A.G. Riddle. It is book 1 of the series The Origin Mystery.
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2013 · A.G. Riddle
The Atlantis Plague is a 2013 book by A.G. Riddle. It is book 2 of the series The Origin Mystery.
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2014 · A.G. Riddle
The Atlantis World is a 2014 book by A.G. Riddle. It is book 3 of the series The Origin Mystery.
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Frequently asked questions
How many books has A.G. Riddle written?
We list 6 books by A.G. Riddle across 2 series, published between 2013–2019 — each shown in full reading order.
What order should I read A.G. Riddle's books?
Read each series in publication order. A good place to start is “Winter World.” Open any series above for its complete numbered reading order.
Where can I buy A.G. Riddle's books?
Every title links to Amazon from its series page — see our affiliate disclosure in the footer for how that supports the site.
Bibliography and reading orders compiled from verified bibliographic data. Spotted an error? We continuously correct the catalog.