Portal Achievements
Unlock all 5 achievements
Loosely base on the game Portal by Valve, this fun and addicting physics game takes you through many...
Scene 2 (Levels 1 - 10 Completed)
Complete levels 1 through 10 to earn an achievement!
12% unlocked
10 points
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Scene 2 (Levels 11 - 19 Completed)
Complete levels 11 through 19 to earn an achievement!
7% unlocked
10 points
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Chapter 2 Scene 1 (Levels 1-10) Completed
Complete all 10 levels in Chapter 2 Scene 1
4% unlocked
10 points
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Chapter 2 Scene 2 (Levels 11-19) Completed
Complete Levels 11-19 in Chapter 2.
2% unlocked
10 points
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Chapter 3 Scene 1 (Levels 1-10) Completed
Complete all 10 levels in Chapter 3 Scene 1
1% unlocked
10 points
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