Execute one of the following tasks to retrieve PS3 trophy rewards.

Trophy	How to unlock
...One for All (Gold)	Complete 5 Quizes alone (profile owner only).
All for One... (Gold)	Complete a game of Explorer with 3 other players beside you.
Bragging Rights (Silver)	Win a Long Quiz against friends.
Child's Play (Bronze)	Complete 5 Quizes on Easy Difficulty (profile owner only).
Columbus Salutes You! (Platinum)	Unlock All Trophies in National Geographic Challenge!
Counter-Intelligence (Silver)	You have finished a round in any Quiz with a negative score, alone or with friends.
Diversity (Gold)	You captured a Territory in each colour in a game of Explorer.
Dr. Livingstone, I presume? (Silver)	Control all 6 African Territories in a game of Explorer.
Enter a new challenger... (Bronze)	Play a Quiz, alone or with friends.
Have a Captain Cook! (Silver)	Control all 6 Australian-Asian Territories in a game of Explorer.
Hearts and Minds (Gold)	Control half the Territories in a game of Explorer.
Jiggery-Pokery (Bronze)	Complete your first Jigsaw puzzle.
Let It Slide (Silver)	Complete all Slider puzzles. (profile owner only).
Lord of the Dance (Silver)	Complete all Jigsaw puzzles. (profile owner only).
Mommas and Poppas (Bronze)	Complete 5 Quizes on Hard Difficulty. (profile owner only).
On a Roll (Gold)	Win 5 consecutive, competitive puzzles in a game of Explorer.
One Small Step (Bronze)	Take your first steps in Explorer.
Prince of Puzzles (Silver)	Win a Puzzle Battle against another player.
Quiz Hero (Bronze)	Score over 1,000 points in a Short Quiz, alone or with friends.
Quiz Lord (Silver)	Score over 2,000 points in a Medium Quiz, alone or with friends.
Quiz Titan (Gold)	Score over 4,000 points in a Long Quiz, alone or with friends.
Silks and Spices (Silver)	Control all 6 Asian Territories in a game of Explorer.
Slipping and Sliding (Bronze)	Complete your first Slider puzzle.
Square Eyed (Silver)	Complete all Square puzzles. (profile owner only).
Squared Away (Bronze)	Complete your first Square puzzle.
The Grand Tour (Silver)	Control all 6 European Territories in a game of Explorer.
The Inca Trail (Silver)	Control all 6 South American Territories in a game of Explorer.
Voyage of Discovery (Silver)	Control all 6 North American Territories in a game of Explorer.