If you want to just write up a plain old lab report, well ok. However, if you want to do something cool here are some ideas.
Note: This video will self-destruct after 1 week.
Oh, two other ideas. You could do a fact-checking on ANY of the ESPN Sport Science videos. Almost all of them are incorrect. The other idea is to look at Angry Birds. One question that I would love to see is a comparison of density for wood vs. stone blocks.