This printable word search puzzle on the topic of Rocks & Minerals contains 18 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.
continental drift
La Brea Tar Pits
mass extinction
index fossil
fossil fuel
petroleum
petrified
trilobite
organism
ammonite
dinosaur
sediment
mammoth
fossil
amber
coal
mold
cast