Brain Test All-Star Level 354: How many sides does that box have?
Brain Test All-Star Level 354
Screenshots

Quick Answer
Drag the box to reveal it is open on one side, then enter '5' as the answer.
Skills Tested
Step-by-Step Solution
- 1) Tap and drag the box to rotate it.
- 2) Notice the open side without a face.
- 3) Count the sides the box really has.
- 4) Enter the answer 5.
Hint
Reveal a hint
This box is not closed. Rotate it to see the missing side.
Why It Works
This puzzle plays with spatial reasoning and a hidden detail. The open side means the box only has five sides, so you must notice it before answering.
Frequently asked questions
How do I solve Brain Test All-Star Level 354?
Drag the box to reveal it is open on one side, then enter 5 as the answer.
What is the answer to Brain Test All-Star Level 354?
The box is open on one side, so it has 5 sides and the answer is 5.
What is the trick in Brain Test All-Star Level 354?
The box is not a closed cube; one side is open, so it only has 5 sides.
Why do I need to drag the box in Brain Test All-Star Level 354?
Dragging rotates the box so you can see the open side and count the correct number of sides.
Is there a video walkthrough for Brain Test All-Star Level 354?
Yes. The embedded video shows rotating the box to reveal the open side.
How do I avoid getting stuck in Brain Test All-Star Level 354?
Do not answer 6 automatically; drag the box first to check whether one side is missing.