Brain Test 4 Level 66
Time to prank Jenny
1) Trick her to lift a heavier weight than she assumed. 2) Drag the '50' at the '100'.

Follow the screen sequence
Use the images as a compact replay of the solving path. The text below each frame explains what should change.

Video walkthrough
Same number in other versions
Brain Test versions can reuse the same level number with a different puzzle. If the screenshot or question does not match your game, switch to the same number in another version or use the nearby level links.
Strategy guide
- 1.Notice the '50' label on the weight plate - this is your key interactive element;
- 2.Drag the '50' from the weight plate onto the '100' label to change the displayed weight;
- 3.The prank works by making Jenny think she's lifting 100 when it's actually heavier.
Common mistakes
- 1.Trying to tap or interact with Jenny directly instead of manipulating the weight numbers;
- 2.Attempting to drag the '100' label instead of the '50' to create the prank;
- 3.Overlooking the '50' on the weight plate and focusing only on the barbell or Jenny.
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