This Sunday, December 7, is the 67th anniversary of the Japanese attack on Pearl Harbor and America’s entry into World War II. This week’s quiz will test your knowledge of the World War II-related events, activities, and commemorative aspects of the National Park System. Answers are at the end. If we catch you peeking, we’ll fine you $25 and donate it to Honor Flight.

It doesn't get much publicity, but some of the most interesting scuba diving in the U.S. takes place in our national parks. So grab your fins, masks, snorkels and regulators and have a go at this week's quiz. Answers are at the end. If we catch you peeking, we’ll put sand in your wetsuit.

This week’s quiz focuses on border parks-- that is, the parks that border on Canada or Mexico. Answers are at the end. If we catch you peeking, we’ll make you take a TSA training course. Aaaaaaargh!!

This week’s quiz focuses on troubled species. Answers are at the end. If we catch you peeking, we’ll make you write “Encountering a four-meter Crocodylus acutus can cause severe de-puckering of the anal sphincter” 100 times on the whiteboard.