This challenge is called Puzzle Hero and here is how it works:

https://www.jigsawplanet.com/?rc=play&pid=1b5c17f00c41

You must complete this puzzle as fast as you can. This is a HERO challenge. The top score wins immunity.

The deadline is 8 PM EST tomorrow. That is plenty of time to complete a puzzle that should take a few minutes.

IMPORTANT: For your screenshot to COUNT, you must have your Tengaged profile OPEN in the shot, like THIS: http://prntscr.com/bnbrgh . This is to curb cheating and ensure it is in fact you who has done the comp.