Lily's Purple Plastic Purse
Chicka Chicka Boom Boom
Miss Bindergarten Goes to Kindergarten
Goodnight Moon
Pat the Bunny
Go Dog Go
Owl Moon
Click Clack Moo
Any of the Clifford Books
Any Caldecot Award winner (you can find a list online)
Anything by Dr. Seuss or Mercer Mayer
The Very Hungry Caterpillar
The Very Busy Spider
Anything by Maurice Sendak
Any of the Little Bear Series
That should give you a good start.