Brain Test 4 Level 29: Doctor Worry's new robot requires some electricity.
Brain Test 4 Level 29
Screenshots

Quick Answer
Drag the hanging plug to the girl's hand, then connect the doctor's hand to the robot's plug to complete the circuit through their bodies.
Skills Tested
Step-by-Step Solution
- 1) Take the hanging plug and give it to the girl.
- 2) Look at the robot and its plug.
- 3) Connect the doctor hand to the robot plug.
- 4) Complete the circuit through their bodies to power it.
Hint
Reveal a hint
Electricity must travel through bodies to reach the robot. Connect the hands and plug.
Why It Works
This puzzle teaches about circuits made by touch. Passing the plug to the girl and then connecting the doctor to the robot lets the current flow through them.
Frequently asked questions
How do I solve Brain Test 4 Level 29?
Drag the hanging plug to the girl hand, then connect the doctor hand to the robot plug so electricity flows through their bodies.
What is the answer to Brain Test 4 Level 29?
The solution is to hand the plug to the girl and connect the doctor to the robot, completing the circuit through them.
What is the trick in Brain Test 4 Level 29?
The bodies of the characters form part of the circuit. You must join their hands and the plug to let electricity flow.
Why do I need to connect their hands in Brain Test 4 Level 29?
Completing the path through the girl and doctor is what lets electricity reach the robot and power it up.
Is there a video walkthrough for Brain Test 4 Level 29?
Yes. The embedded video shows giving the plug to the girl and connecting the doctor hand to the robot plug.
How do I avoid getting stuck in Brain Test 4 Level 29?
First give the hanging plug to the girl, then connect the doctor to the robot plug to complete the full circuit.