25 books • 12 series
It Started as an Egg (Learn to Read Science, #3) (Learn to Read Science, #3) (Learn-To-Read)
I Have a New Baby Brother (Learn-To-Read) (Learn to Read Science, #2) (Learn to Read Science, #2)
Cat and Dog Make the Best, Biggest, Most Wonderful Cheese Sandwich (Learn to Read Read to Learn Fun & Fantasy)