This printable word search puzzle contains 12 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.
Vertebrates
Four hearts
No backbone
Nerve cord
Notochord
Cartilage
Recycle
Keratin
Jawless
Hagfish
Marine
Slime