Insect gas exchange Word Search
This printable word search puzzle on the topic of Animals (General) contains 12 hidden words in a 17x17 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.
Description
caterpillar
exoskeleton
arthropods
tracheoles
dragonfly
sphincter
spiracles
air sacs
tracheae
abdomen
chitin
thorax
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