Heinemann-Raintree Classroom Nonfiction Children's Paperback Books Heinemann-Raintree Classroom provides a huge selection of nonfiction paperback books to meet every school's curriculum needs, from PreK through Secondary; and is part of the Heinemann-Raintree Global Library group, a business unit of Harcourt Education, a division of Reed Elsevier. Heinemannclassroom.com~Site InfoWhoisTrace RouteRBL Check