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Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
fun fact
Grammar usage guide and real-world examplesUSAGE SUMMARY
"fun fact" is correct and usable in written English.
You can use this phrase to share an interesting or unusual piece of information. For example, "Fun fact: The average person spends six months of their life waiting for traffic lights to change."
✓ Grammatically correct
News & Media
Academia
Alternative expressions(5)
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
60 human-written examples
Fun fact.
News & Media
"Fun fact," Stephens said.
News & Media
Omonori offered another fun fact.
News & Media
That is a fun fact.
News & Media
A pandemic is – fun fact!
News & Media
Henson reveals another fun fact.
News & Media
Fun fact: I lost on Jeopardy!
Fun Fact: I have double-jointed shoulders.
Academia
Fun Fact: Caffeine puts me to sleep.
Academia
What's one fun fact about yourself?
News & Media
Fun fact: that's actually Fellaini's middle name.
News & Media
Expert writing Tips
Best practice
When using "fun fact", ensure the information is genuinely interesting or surprising to your target audience. Avoid stating widely known information.
Common error
Avoid overuse of the phrase "fun fact", as it can become repetitive and diminish the impact of the information. Vary your introductions with alternatives like "interesting tidbit" or "did you know that".
Source & Trust
89%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "fun fact" functions as an introductory phrase used to preface an interesting or surprising piece of information. Ludwig AI confirms its grammatical correctness and usability across various contexts. Examples show it introducing diverse trivia, from historical anecdotes to scientific curiosities.
Frequent in
News & Media
53%
Academia
31%
Formal & Business
6%
Less common in
Science
5%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "fun fact" is a common and grammatically sound way to introduce interesting or surprising information. As Ludwig AI confirms, it's widely used across various contexts, particularly in news and media, as well as academia. While its register is generally neutral, it leans towards the informal, so consider more formal alternatives like "as a matter of interest" in professional or academic writing. To avoid redundancy, diversify your introductions with phrases such as "interesting tidbit" or "did you know that". Ensure that your "fun fact" is genuinely interesting or surprising to your audience for maximum impact.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
a surprising fact
Highlights the unexpected or astonishing nature of the information.
little-known fact
Emphasizes the obscurity of the information being shared.
did you know that
Framing the information as a question to engage the reader directly.
a curious detail
Emphasizes the intriguing nature of the fact, inviting curiosity.
an interesting detail
Substitutes "fact" with "detail", focusing on a specific aspect of a topic.
interesting tidbit
Replaces "fact" with a more informal and playful term, highlighting the trivial nature of the information.
it may surprise you to know
Directly addresses the reader, suggesting the information is unexpected.
here's a trivia
Uses "trivia" to signal a less serious and more lighthearted piece of information.
for your information
More formal way to introduce a fact, suitable for professional contexts.
as a matter of interest
A slightly more verbose and formal way to introduce an interesting fact.
FAQs
How can I use "fun fact" in a sentence?
You can use "fun fact" to introduce an interesting or surprising piece of information. For example, "Fun fact: Honey never spoils."
What are some alternatives to saying "fun fact"?
Instead of "fun fact", you could say "interesting tidbit", "did you know that", or "little-known fact".
Is it appropriate to use "fun fact" in formal writing?
While "fun fact" is generally acceptable, consider using a more formal alternative like "as a matter of interest" or "for your information" in professional or academic contexts.
What makes something a "fun fact"?
A "fun fact" is typically a surprising, interesting, or little-known piece of information that is often trivial or entertaining.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
89%
Authority and reliability
4.6/5
Expert rating
Real-world application tested