Feed the fish enough
Brain Test 5 Level 121 complete video walkthrough and solution.
Walkthrough Guide & Hints
Watch the video above to see the complete solution for Brain Test 5 Level 121. The video shows every step needed to pass this level, including all the tricky interactions and hidden mechanics.
Tip
If you get stuck, pause the video at the moment before the solution is revealed and try to figure it out yourself. Brain Test 5 rewards creative thinking — sometimes the answer is simpler (or stranger) than you think!
Step-by-Step Walkthrough



Feed the fish 5 times (watch the counter reach 5/5).

Put up the umbrella to shield her ice cream from the sun.


Use the shapes to solve 5 ? 4 (see the video for the operation/answer).
About This Level
Level 121 — Feed the fish enough — contains 3 puzzles to solve in order:
- Feed the fish enough
- Protect her ice cream
- 5 ? 4 = ?
General Brain Test 5 Tips
- Try rotating your device — some puzzles require landscape mode
- Long-press objects to see if they can be dragged or interacted with
- Shake your device to trigger hidden mechanics
- Use multiple fingers simultaneously for certain interactions
- Pay attention to text clues — words themselves can be interactive
- If stuck, try the most absurd solution first — Brain Test loves surprises
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Still Stuck?
Watch the full video at the top of the page for the complete step-by-step solution.
Watch on YouTube