Top selling series
Harry Potter by J.K. Rowling: With over 600 million copies sold, this fantasy series is the best-selling in history.
Goosebumps by R.L. Stine: This horror series for young readers has sold over 300 million copies.
Perry Mason by Erle Stanley Gardner: The detective series has sold around 300 million copies.
The Berenstain Bears by Stan and Jan Berenstain: This children’s series has sold over 260 million copies.
Choose Your Own Adventure series by various authors: This interactive series has sold over 250 million copies.
Sweet Valley High by Francine Pascal: This teen series has sold over 250 million copies.
Noddy by Enid Blyton: The children’s series has sold over 200 million copies.
Nancy Drew by Carolyn Keene: This mystery series has also sold over 200 million copies.
Thomas the Tank Engine by W. Awdry: This children’s series has sold over 200 million copies.
San-Antonio by Frédéric Dard: This French crime fiction series has sold over 200 million copies.
Robert Langdon by Dan Brown: The thriller series has sold over 200 million copies