"Tribe members would have to climb across three A-frames, each being taller than the previous one, while carrying coils of rope. They will then use the ropes to pull a heavy crate across a wooden frame. Two tribe members would then have to use the puzzle pieces inside the crate to solve a puzzle. The tribes could change solvers, but they must stay at only two at a time. The first tribe to finish the puzzle wins." ~ @SurvivorWiki
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They receive a toolkit and materials to improve the shelter for reward.
Proceed to tribe events.