Once There Was a Bull(Frog) by Rick Walton

The War Between the Consonants and the Vowels by Priscilla Turner Wolf!

The Vowel Family: A Tale of Lost Letters by Sally Walker

Tanka Tanka Skunk by Steve Webb

Caps for Sale by Esphyr Slobodkina

National Geographic Readers: Monkeys by Anne Schreiber

Monkey: A Trickster Tale from India by Gerald McDermott

National Geographic Readers: Monkeys by Anne Schreiber

Manipulative Monkeys: The Capuchins of Lomas Barbudal Reprint Edition by Susan Perry 

Monkey: A Trickster Tale from India by Gerald McDermott

Curious George (Series) by H. A. Ray