Start with high-confidence counting & numbers books, then narrow by subgenre or adjacent topics.
Big Preschool
School Zone, Joan Hoffman
My First Scissor Skills Workbook
Loren Dietrich
Play Smart MY FIRST STICKER Numbers, Colors, Shapes
Gakken early childhood experts
My First Book of Patterns Pencil Control: Patterns Practice Book for Kids (pattern Writing)
Wonder House Books
Preschool Activity Book on the Farm
JoAnna Wu