We offer a walkthrough for "Brain Test 3 Level 12: Great! Yet another door!".
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Question
Great! Yet another door!
Hint 1
Break the rock with the hammer.
Hint 2
Drag the small stone at Alyx.
Hint 3
Drag the slingshot at the lock symbol above the door.
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Answer
Drag the hammer to the rock to break it. Then drag the small stone to the slingshot.
Game Versions
Play Brain Test 3
