This printable word search puzzle contains 16 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.
selectivebreeding
naturalselection
galapagosislands
sedimentaryrock
relativedating
absolutedating
charlesdarwin
fossilrecord
competition
variations
speciation
camouflage
adaptation
mutations
mimicry
fossil