

3-episode National Geographic television documentary from 2011 narrated by Neil Patrick Harris
3 episodes · October 24, 2011
No — Test Your Brain has ended.
Test Your Brain has 1 season and 3 episodes, and first aired in 2011.
Test Your Brain holds an average rating of 6.7/10 on TMDB, and it lands best with fans of documentary. Join the discussion below to add your take.
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