Spring Break Help?????!!!!!!!?

I am going to Boca Raton, FL for vacation but my mommy is studying for her doctor boards the whole vacation. So for five days I have nothing to do!!! I want to get in shape for the summer (trying to loose wait to hard to loose, easier to keep off). I am 13 and need stuff to do!! Suggestions with websites!!!! I love kickboxing and surfing :P Oooo ya also I am leaving right after Easter!!