Test your historical knowledge! This crossword puzzle features clues from the history of ocean exploration.

Challenge yourself with another puzzle. This crossword uses the Cool Words from the Ocean Exploration Adventure Series activities 5-8. 

Test your knowledge! Complete this crossword puzzle using the Cool Words from the Ocean Exploration Adventure Series activities 1-4. 

See how many critters you can find hiding in the kelp forest! 

Test your knowledge! Complete this crossword puzzle using the Cool Words from the Monterey Bay Adventure Series activities 1-4. 

Challenge yourself with another puzzle. This crossword uses the Cool Words from the Monterey Bay Adventure Series activities 5-8.