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
Renal vein
Diaphragm
Excretion
Alveoli
Bladder
Bronchi
Kidneys
Trachea
Ureters
Urethra
Cortex
Larynx
Liver
Lungs
Mucus
Nose
Skin