Unlock All Trophies in National Geographic Challenge!
Complete all Jigsaw puzzles. (profile owner only).
Complete all Square puzzles. (profile owner only).
Win a Long Quiz against friends.
Score over 4,000 points in a Long Quiz, alone or with friends.
Complete 5 Quizes on Hard Difficulty. (profile owner only).
Complete 5 Quizes on Easy Difficulty (profile owner only).
Complete 5 Quizes alone (profile owner only).
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Complete all Slider puzzles. (profile owner only).
Complete your first Slider puzzle.
Complete your first Square puzzle.
Complete your first Jigsaw puzzle.
Win a Puzzle Battle against another player.
Complete a game of Explorer with 3 other players beside you.
Score over 2,000 points in a Medium Quiz, alone or with friends.
Score over 1,000 points in a Short Quiz, alone or with friends.
Play a Quiz, alone or with friends.
Control all 6 Australian-Asian Territories in a game of Explorer.
Win 5 consecutive, competitive puzzles in a game of Explorer.
Control half the Territories in a game of Explorer.
Control all 6 Asian Territories in a game of Explorer.
Control all 6 European Territories in a game of Explorer.
Control all 6 South American Territories in a game of Explorer.
Control all 6 African Territories in a game of Explorer.
Control all 6 North American Territories in a game of Explorer.
Take your first steps in Explorer.
