Capstone is a publisher of children’s books and digital products. Capstone focuses on the educational market. They also sell to the trade market and internationally. Capstone publishes nonfiction, fiction, picture books, interactive books, audio books, literacy programs, and digital media. Imprints and divisions include Capstone Press, Compass Point Books, Picture Window Books, Stone Arch Books, Red Brick Learning, Capstone Digital, Heinemann-Raintree and Switch Press. Capstone acquired the assets of Heinemann-Raintree library reference from Pearson Education in 2008. Heinemann-Raintree has offices in Chicago and Oxford, England. Capstone is based in Mankato, Minnesota, with additional offices in Minneapolis, Chicago, and Oxford. Capstone is part of Coughlan Companies, Inc. Coughlan Compan