Adult coloring books topping bestseller lists

By Melonyce McAfee, CNN

Updated 1938 GMT (0338 HKT) April 24, 2015

Coloring book titles like Johanna Basford's "<a href="http://www.amazon.co.uk/Secret-Garden-Inky-Treasure-Colouring/dp/1780671067/ref=pd_sim_b_6?ie=UTF8&refRID=0MWB2DBKX77SXYXPQMX8" target="_blank">Secret Garden</a>" are selling well in the adult market. Basford's first book has topped the Amazon.com bestselling books list. Click through for more coloring books suitable for adults.

Photos: Coloring books for adults

Coloring book titles like Johanna Basford's "Secret Garden" are selling well in the adult market. Basford's first book has topped the Amazon.com bestselling books list. Click through for more coloring books suitable for adults.

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Illustrator Johanna Basford's second book, "<a href="http://www.amazon.co.uk/Enchanted-Forest-Inky-Quest-Colouring/dp/1780674872/ref=pd_sim_b_1?ie=UTF8&refRID=1VVBHG6Z0VPHHZMCPC6J" target="_blank">Enchanted Forest</a>," also made the bestseller lists.

Photos: Coloring books for adults

Illustrator Johanna Basford's second book, "Enchanted Forest," also made the bestseller lists.

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"<a href="http://www.amazon.com/Mindfulness-Coloring-Book-Anti-Stress-Therapy/dp/1615192824/ref=sr_1_1?s=books&ie=UTF8&qid=1429564017&sr=1-1&keywords=mindfulness+coloring+book+emma" target="_blank">The Mindfulness Colouring Book</a>: Anti-stress art therapy for busy people" by Emma Farrarons is high on the Amazon UK bestselling books list.

Photos: Coloring books for adults

"The Mindfulness Colouring Book: Anti-stress art therapy for busy people" by Emma Farrarons is high on the Amazon UK bestselling books list.

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Photos: Coloring books for adults

Art therapist Susanne Fincher uses h