How many books did Dr. Seuss write?

By Book or by Crook

According to a website called - dedicated to the man named Theodor Geisel - Dr. Seuss wrote more than 60 children's books during his life.

Moreover, according to the website, he used the pen name Dr. Seuss for all of the books that he both wrote and illustrated. The pen name Theo LeSieg (his last name spelled backwards) was used for books he wrote, but which were illustrated by others.

Between 1937-1991 (when Dr. Seuss died, aged 87), he published more than 40 books, which have sold half a billion copies in toto.

(For a full list of Dr. Seuss's books, click on the Related link.)

at least the integer 14
He published 44 children's books under the pen name Dr. Seuss. He published others under different pen names (not all of them children's books).
Dr. Seuss has written atleast 50 OR more books. :) :) :D :D
he wrote over50,000 books or maybe 5,000
He has written over 42 books:) I love Dr.Seuss:)