12-word crossword about Christopher Columbus written for the 4th grade audience. A fun worksheet about the school holiday. Answer sheet provided. Mostly historic words plus a few basic crossword clues. Remove the date reference in the document title and use as worksheet during your Columbus studies. If the clues are too difficult for some readers, you can modify the clue by giving them a few letters to start with, such as CH_ _ S. Have fun with this! Your feedback is appreciated.