Check out Eric Carle's books especially the "The Very Hungry Caterpillar" my cousins really loved that book! You can check out more of his literary works here! https://clubs-kids.scholastic.co.uk/authors/1716
The books that I loved as a child aren't available na but I've seen this list that might help you choose: http://tagaloglang.com/top-10-books-of-filipino-stories-for-children/