Brain Test 4 Level 390: I must save Uncle Bubba from that snake!
Brain Test 4 Level 390
Screenshots

Quick Answer
Tap the up arrow on the thermostat to increase the temperature to +150. The heat will burn the snake and save Uncle Bubba.
Skills Tested
Step-by-Step Solution
- 1) Look for the thermostat on the wall.
- 2) Tap the up arrow to raise the temperature.
- 3) Keep tapping until it reaches 150.
- 4) Let the heat burn the snake and save Uncle Bubba.
Hint
Reveal a hint
Crank the thermostat up to a very high setting.
Why It Works
Brightness does not scare the snake, heat does. You repeatedly raise the temperature until it hits the top value, turning ordinary warmth into enough heat to force the snake to retreat and protect Uncle Bubba.
Frequently asked questions
How do I save Uncle Bubba in Brain Test 4 Level 390?
Tap the up arrow on the thermostat to push the temperature to 150 so the heat chases the snake away.
What is the answer to Brain Test 4 Level 390?
Raise the thermostat all the way to 150 so the intense heat burns the snake and frees Uncle Bubba.
What is the trick in Brain Test 4 Level 390?
The solution is not a weapon but a high temperature setting, reached by tapping the up arrow until the heat drives the snake off.
Why do I need to raise the temperature in Brain Test 4 Level 390?
Extreme heat repels the snake, and pushing the thermostat to 150 gives off enough warmth to rescue Uncle Bubba.
Is there a video walkthrough for Brain Test 4 Level 390?
Yes, the video shows tapping the up arrow repeatedly so the temperature climbs to 150 and the snake burns away.
How do I avoid getting stuck in Brain Test 4 Level 390?
Keep tapping the thermostat arrow instead of stopping early, because the room only clears once the heat hits its maximum.