This printable word search puzzle contains 12 hidden words in a 17x17 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.
White Blood Cells
Lymph Vessels
Mononucleosis
Circulatory
Lymph Nodes
B-Cells
T-Cells
Anemia
Immune
Spleen
Thymus
Lymph