Source: Brent Zabel Bethlehem Academy Science Teacher
Source: Youtube
http://www.brainpop.com/games/bloodtyping/
http://www.redcrossblood.org/donating-blood/donor-zone/games/blood-type
http://www.nobelprize.org/educational/medicine/landsteiner/landsteiner.html
http://www.classzone.com/books/hs/ca/sc/bio_07/virtual_labs/virtualLabs.html
Source: Wow Bio