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I had never heard of Caldecott Honor & Medal books until yesterday when I came to know that such books contain a lot of ideas for teaching stuff to kids. 

Here is what the wiki says :

The Caldecott Medal is awarded annually by the Association for Library Service to Children (ALSC), a division of the American Library Association, to the artist of the most distinguished American picture book for children published that year. It was named in honor of nineteenth-century English illustrator Randolph Caldecott. Together with the Newbery Medal, it is the most prestigious American children’s book award

The Caldecott Honor is a citation given by the Association for Library Service to Children of the American Library Association (ALA). The Caldecott Honor is given to worthy runners-up for the Caldecott Medal, a higher honor. Though the Caldecott Honor was initiated in 1971, specially cited runners-up for the Caldecott Medal from previous years were retroactively named Caldecott Honor books.

Caldecott Honor book titled “Zen Shorts” , authored by  Jon J Muth , says  :

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