Implode a watermelon on South Street

What You've seen the video, now see it in person. Help the Franklin Institute wrap giant rubber bands around a watermelon and watch the pressure build until it finally splits. It's like Jenga, but messier.
Where PHS Pop Up Garden South Street at 15th & South St. 19146
When August 1, 2016 at 6:00 pm to 7:30 pm
How much Free