This printable word search puzzle on the topic of Human Body Systems contains 21 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.
endoplasmic reticulum
cell membrane
integumentary
mitochondria
organ system
circulatory
respiratory
ribosomes
excretory
endocrine
digestive
muscular
skeletal
nervous
nucleus
osmosis
neuron
organs
tissue
brain
cells