This printable word search puzzle contains 33 hidden words in a 24x24 letter grid. Words go horizontally, vertically, and backwards. This word search is also available to download as a Microsoft Word document or a PDF.
digestive system
carbon dioxide
magnification
respiration
bronchioles
intestines
capilaries
esophagus
digestion
epidermis
bacteria
arteries
hormones
muscles
trachea
stomach
alveoli
joints
plasma
tissue
oxygen
neuron
dermis
valve
aorta
organ
nerve
heart
brain
blood
pump
cell
bone