LAST EDITED ON 11-19-15 AT 04:01 PM (EST)Yeah they did this challenge on Survivor San Juan Del Sur. You are standing on a block and balancing a ball against the wood.
Keith did this challenge and was out 3rd.
Natalie, Jacyln, Jon, Baylor, Keith, Missy then Alec.
Natalie won.
So 4th Endurance challenge and I see Joe winning again.
Also this was a challenge they used for reward in a double boot episode.