This printable word search puzzle on the topic of Westward Expansion & Industrialization contains 21 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.
mercury contamination
hydraulic mining
american river
hydraulicking
Feather river
rocker cradle
contamination
Little Giant
yuba river
bear river
pollutants
sediments
watershed
sluicing
riparian
long tom
dredging
educing
panning
impact
floods