Brain Test 4 Level 451: I want to prank Uncle Bubba.
Brain Test 4 Level 451
Screenshots

Quick Answer
Use the syringe to extract juice from the chili pepper on the shelf, then inject it into Uncle Bubba's apple.
Skills Tested
Step-by-Step Solution
- 1) Pick up the syringe.
- 2) Draw some juice out of the chili pepper.
- 3) Carry the filled syringe to the apple.
- 4) Inject the spicy juice into the apple.
Hint
Reveal a hint
Transfer the pepper’s heat into his apple using the syringe.
Why It Works
The prank succeeds because the heat is hidden, not obvious. Drawing juice from the chili and forcing it into the apple gives Bubba a nasty bite, teaching you to combine tools carefully to set up a funny but harmless gag.
Frequently asked questions
How do I prank Uncle Bubba in Brain Test 4 Level 451?
Use the syringe to pull juice from the chili pepper and inject it into Uncle Bubba’s apple.
What is the answer to Brain Test 4 Level 451?
Collect juice from the shelf pepper with the syringe and force it into the apple.
What is the trick in Brain Test 4 Level 451?
The heat sneaks into the apple through the syringe, making the prank work without visible warning.
Why do I need the syringe in Brain Test 4 Level 451?
You inject the spicy chili juice into the apple so Bubba gets a fiery surprise.
Is there a video walkthrough for Brain Test 4 Level 451?
Yes, the video shows drawing pepper juice and injecting it into the apple.
How do I avoid getting stuck in Brain Test 4 Level 451?
Fill the syringe from the chili first, then target the apple for the injection.