Start with high-confidence cow stories books, then narrow by subgenre or adjacent topics.
Minnie and Moo: the Case of the Missing Jelly Donut
Denys Cazet
Moo
Sharon Creech
I'll Love You Till the Bats Say Boo
Kathryn Cristaldi
The Story of Ferdinand
Munro Leaf
Moody Cow Meditates
Kerry Lee MacLean
Let's Sing a Lullaby With the Brave Cowboy
Jan Thomas
Click, Clack, Moo/ready-to-read Level 2
Doreen Cronin
Space Cows
Eric Seltzer
Pool Party!/ready-to-read Level 2
I Am a Tornado
Drew Beckmeyer
Jaye Garnett
