Brain Test 4 Level 247: Doctor Worry must fix that robot arm.
Brain Test 4 Level 247
Screenshots

Quick Answer
Give the green bubblegum to the man, then drag the popped pink gum from the floor to the doctor's broken robot arm.
Skills Tested
Step-by-Step Solution
- 1) Give the green bubblegum to the man.
- 2) Wait for him to chew and blow it.
- 3) Grab the popped pink gum from the floor.
- 4) Drag it onto the broken robot arm.
Hint
Reveal a hint
Use the pink gum as glue for the robot arm.
Why It Works
The repair uses an odd everyday material. Giving the gum, letting it be chewed, and placing the popped piece on the arm is what finally mends the robot.
Frequently asked questions
How do I fix the robot arm in Brain Test 4 Level 247?
Give the green bubblegum to the man, then drag the popped pink gum to the doctors broken robot arm.
What is the answer to Brain Test 4 Level 247?
Hand the gum to the man and use the pink gum he drops to repair the robot arm.
What is the trick in Brain Test 4 Level 247?
The man chews the gum into a sticky piece, and that popped gum is the surprising glue used to fix the arm.
Why do I need the bubblegum in Brain Test 4 Level 247?
The chewed gum is sticky enough to join the arm, and it only becomes usable after the man works it first.
Is there a video walkthrough for Brain Test 4 Level 247?
Yes, the video shows the gum being given, chewed, and the pink piece being pressed onto the arm.
How do I avoid getting stuck in Brain Test 4 Level 247?
Do not use the gum while it is whole. Give it to the man, wait for it to pop, then move the pink piece.