This printable word search puzzle on the topic of Human Body Systems contains 20 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.
Respiratory System
Excretory System
Respiration
Excretion
Diaphragm
Pharynx
Urethra
Bladder
Kidneys
Alveoli
Bronchi
Trachea
Larynx
Ureter
Waste
Liver
Lungs
Skin
Urea
Nose