This printable word search puzzle on the topic of Elements & Periodic Table 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.
periodic table of elements
negative charge
positive charge
electron cloud
atomic model
particles
compounds
electrons
thompson
neutrons
molecule
bonding
nucleus
protons
dalton
metal
bohrs
tiny
atom
gas