Over 2000 stunning high-resolution images and 90 minutes of high-definition video clips from National Geographic's award-winning archives More than 5,000 questions in single or multi-player mode 15 quiz types including memory test, observation, odd one out, higher or lower, fast focus, anagrams, true or false, and more! Four distinct quiz themes including: Aquatic Life, Dangerous Encounters, Predator vs. Prey, and Amazing Planet! Play with up to four players to test your knowledge versus family and friends...