This printable word search puzzle on the topic of US History (General) contains 20 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.
world war two
radioactivity
tuberculosis
Nobel Prize
Sklodowski
chemistry
Sorbonne
polonium
uranium
thorium
physics
science
typhus
x rays
Pierre
radium
Curie
Irene
math
Eve