Search generally under 'education' or 'juvenile fiction' or keyword search "lesson plans" or "preschool". Lots to explore here!
You have several options if we do not own a book you need.
Fill out an InterLibrary Loan (ILL) Form here. A librarian will attempt to get a book for you from another library. It may take from two (2) to four (4) weeks for it to arrive, assuming the librarian is successful in obtaining the book. You will be contacted either way.