This printable word search puzzle on the topic of Human Body Systems contains 15 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.
Semipermeable membrane
Waste Products
Hypothalamus
Intestines
Metabolism
Digestive
Sphincter
Excretion
Urethra
Ureter
Kidney
Water
Colon
Urine
Urea