Click, Clack, Moo: Cows That Type is an award-winning children's book by Doreen Cronin. Illustrated by Betsy Lewin, the Simon & Schuster book tells the story of Farmer Brown's cows, who find an old typewriter in the barn and proceed to write letters to Farmer Brown, listing various demands. Click, Clack, Moo: Cows That Type was a 2001 Caldecott Honor book. Based on a 2007 online poll, the National Education Association named the book one of its "Teachers' Top 100 Books for Children." It was one of the "Top 100 Picture Books" of all time in a 2012 poll by School Library Journal.