Children’s book publishing is a huge industry. Every year over 4 million people give birth in the United States alone. What a huge market!
Top 10 Best-selling Children’s Books
Hardcover

One Fish, Two Fish, Red Fish, Blue Fish by Dr. Seuss
The Littlest Angel by Charles Tazewell
The Cat in the Hat by Dr. Seuss
Green Eggs and Ham by Dr. [...]