ClassroomClassroom SolutionsEarly LearningClassroom ResourcesClassroom CollectionsAges 3–5 HMH Early Learning Classroom Collections - Ages 3–5 These Early Learning Classroom Collections provide small, medium, and large libraries that work with any pre-k curriculum. Small Classroom Collection Our Small Classroom Collection contains 9 titles. Shop Now Medium Classroom Collection Our Medium Classroom Collection contains the 9 titles in the Small Collection as well as an additional 9 titles. Shop Now Large Classroom Collection Our Large Classroom Collection contains 18 books from the Small and Medium Collections along with an additional 9 titles. Shop Now