More Than a Million

The Very Hungry Caterpillar
The Very Hungry Caterpillar
(World Publishing, 1969)
Eric Carle
44 Million and counting

The Very Hungry Caterpillar, Eric Carle's Beloved Children's Book, Now Available as an E-Book
Children's Book Council, October 18, 2016
Paper Bag Princess
Paper Bag Princess
(Annick Press, 1980)
Robert Munsch. Illustrated by Michael Martchenko
10 million copies and counting

Elizabeth Banks, Margot Robbie’s ‘Paper Bag Princess’ Lands at Universal
Variety, October 31, 2017
Where the Wild Things Are
Where the Wild Things Are
(Harper & Row, 1963)
Maurice Sendak
20 million and counting

Maurice Sendak's 'Where the Wild Things Are' turns 50
USA Today, November 20, 2013