Ever faced one of those brain teasers that seems like it should have a complicated answer, but the solution ends up being almost ridiculously simple? Here’s one that’s been floating around for a while:
“You’re standing in front of a bathtub full of water. You have a bucket, a cup, and a spoon. What’s the fastest way to empty the tub?”

The Initial Reaction: Picking the “Right” Tool
Let’s be honest—most people start by comparing the tools.
- The bucket seems like the obvious choice. It’s bigger than the cup and the spoon, so it’ll scoop out the most water per trip.
- The cup might be smaller, but maybe it’s easier to handle.
- The spoon? Probably last place in your mind unless you’ve got a lot of time and patience on your hands.
It feels like a test in volume, speed, or endurance. But that’s exactly where the trap is set. Because all three options are wrong.
Video:
What’s the fastest way to empty the tub? IQ test!!
The Real Answer: Just Pull the Plug
Yep. That’s it.
The fastest and most efficient way to empty a bathtub full of water isn’t using a tool at all-it’s simply pulling the plug. Let gravity do what gravity does best. The water drains on its own, no scooping necessary.
It’s so simple that people often miss it entirely. And that’s the point.
Why We Miss Obvious Solutions
This riddle is brilliant because it shines a spotlight on how our brains love complexity. We’re trained to believe that the right answer must be hidden in the details, or that the harder we work, the better the result.
But sometimes, the smartest move is the simplest one.
This isn’t just a cute riddle-it’s a metaphor for how we think and operate in life.
Lesson 1: Don’t Be Distracted by What’s in Front of You
The tools in the riddle are there to mislead you. They look like your only options, so naturally, you start comparing them.
But how often in life do we get stuck trying to make the best of bad options instead of stepping back to ask, “Wait, is there a better way to approach this?”
Whether it’s a work challenge, a personal decision, or even just solving a daily hassle, we often limit ourselves to the solutions presented without realizing there’s a totally different route available.
Lesson 2: Step Outside the Box
This is the heart of the riddle. The clever solution isn’t in choosing the best tool—it’s in rethinking the problem altogether.
Instead of asking, “Which tool works best?” ask, “What am I really trying to do here?” In this case, the goal is to empty the tub, not to use one of the three objects.
Real-life example: Think of a work deadline with too many moving parts. Are you focusing on tweaking all the pieces, or are you questioning the workflow itself? Maybe there’s a system you can eliminate entirely.
Lesson 3: Simplicity Is Powerful
We live in a world that often equates busy with productive, and complex with intelligent. But the truth? Simplicity wins. Time and time again.
Great solutions are often simple. Think about:
- The one-click checkout button on websites
- A decluttered home versus a perfectly organized one
- Direct conversations instead of passive-aggressive hints
Less isn’t just more. Sometimes, less is genius.
Lesson 4: Get to the Root of the Problem
In the bathtub scenario, the question isn’t really about which tool works best. It’s about finding the quickest way to get rid of the water. Once you realize that, the answer is obvious.
In life, we often treat the symptoms of a problem instead of the root cause.
For example:
- Feeling burned out? You might try to reorganize your schedule. But maybe what you really need is time off or help.
- Arguing with a partner? You might analyze each fight, but the bigger issue might be unresolved expectations or poor communication.
Dig deeper. Ask the right question before jumping into the answers.
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13 Riddles That Will Test Your Brain Speed
How This Applies to Your Everyday Life
You don’t need a riddle to show you how often we overcomplicate things. Look around:
- At work: Are you spending hours making reports look pretty instead of asking if the report is even necessary?
- At home: Are you organizing clutter endlessly instead of asking what you actually need to keep?
- In relationships: Are you interpreting every word someone says instead of simply asking how they feel?
Sometimes the best solution isn’t to work harder-it’s to think smarter.
Why This Riddle Resonates
This bathtub riddle sticks with people because it calls us out-in the gentlest, funniest way.
It reminds us that we’re often too close to our problems. We obsess over tools and steps and processes, forgetting to zoom out and look for the plug.
It also reinforces something important: the world doesn’t always require more effort from you. Sometimes it just requires a new perspective.
Conclusion: Unplug the Complexity
So, the next time you feel overwhelmed, stuck, or like you’re choosing between a bucket, cup, and spoon-pause. Take a breath.
Ask yourself:
- What’s the actual goal here?
- Am I overthinking it?
- Is there a simpler way?
Because nine times out of ten, the plug is right there.
And all you have to do is pull it.