Use this crossword puzzle as an extension activity with your students to review some atomic vocabulary. The crossword puzzle covers parts of the atoms and characteristics of those tricky little valence electrons.
This product offers two crossword formats. The first crossword has no hints within the puzzle to provide more of a challenge and the second (identical) crossword provides clues within the crossword to accommodate to the need of your students.
Great activity for students to review at the end of the atomic unit.