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
circulatory system
digestive system
multicellular
organ system
intestines
population
skeletal
organism
nervous
kidneys
muscle
organs
tissue
lungs
heart
liver
brain
skin
cell