This printable word search puzzle on the topic of Human Body Systems contains 12 hidden words in a 24x24 letter grid. Words go horizontally, vertically, backwards, and diagonally. This word search is also available to download as a Microsoft Word document or a PDF.
discovering of blood types
blood typing test
white blood cells
red blood cells
agglutination
a antigens
blood cell
plarelets
b antigen
rh factor
forensic
plasma