This printable word search puzzle on the topic of Human Body Systems contains 19 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
Digestive System
Red blood cells
Small Intestine
Carbon Dioxide
Capillaries
Gallbladder
Esophagus
Alveioli
Pancreas
Stomach
Trachea
Oxygen
Rectum
Throat
Blood
Colon
Liver
Anus