脑洞大师 第 521 关:The train should pass through the mountains.
脑洞大师 第 521 关
通关截图

快速答案
Drag the rock away from the tunnel entrance, then press the red button to let the train pass.
考察能力
分步解法
- 1) Look at the tunnel the train needs to enter.
- 2) Find the rock blocking the tunnel entrance.
- 3) Drag the rock away to clear the path.
- 4) Press the red button to signal the train.
- 5) Watch the train pass through the mountains.
提示
查看提示
Move the rock and press the red button.
为什么有效
The train cannot pass until the tunnel is clear. A rock blocking the entrance is the cause, so you drag it aside to open the way. Pressing the red button then gives the train the go signal to travel through the mountains.
常见问题
How do I get the train through the mountain in Brain Test level 521?
Drag the rock away from the tunnel entrance, then press the red button to let the train pass.
What is the answer to Brain Test level 521?
Drag the rock away from the tunnel entrance, then press the red button to let the train pass.
Why is the train stopped in Brain Test level 521?
The train is blocked by a rock across the tunnel entrance, so you must move the rock before it can proceed.
What is the trick in Brain Test level 521?
The trick is clearing the rock away from the tunnel and then using the red button to open the way for the train.
Is there a video walkthrough for Brain Test level 521?
Yes, the embedded video on this page shows the rock being removed and the red button pressed.
Where is the red button in Brain Test level 521?
Find the red button near the tunnel and press it after moving the rock away from the entrance.
Do I press the button first in Brain Test level 521?
No, first drag the rock away from the tunnel entrance, then press the red button to let the train pass.