This printable word search puzzle on the topic of Rocks & Minerals contains 13 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.
precambrian
extinction
trilobites
dinosaurs
paleozoic
jurassic
triassic
cenozoic
mesozoic
periods
pangea
epoch
era