A hands-on activity for students who are blind or visually impaired to learn about blood types.
Perkins School for the Blind Bound Clippings, Vol. 6: Massachusetts Adult Blind, 1922-1923 (Classic Reprint): Perkins School for the Blind: 9780656994106: : Books
Lower School Perkins School for the Blind
Our school – Perkins School for the Blind
Perkins School for the Blind Incorporated
Perkins School for the Blind (MA) - APH Museum
Resource center – Perkins School for the Blind
Blood Types – Perkins School for the Blind
College readiness resource center – Perkins School for the Blind
Accessible science – Perkins School for the Blind