Description
Microwaves, Post-it Notes, potato chips — how many of these famous invention stories are actually true? Test your ability to separate fact from polished legend!
Test what you actually know
What you get after finishing
Answer at your own pace, then check every answer against its explanation.
Your score, the correct answer to each question, and a short explanation of why, plus a link to challenge a friend.
The questions
All 10 questions in this quiz. Correct answers stay hidden until you finish.
The microwave oven was discovered when an engineer's chocolate bar melted in his pocket while he stood near radar equipment.
- Real
- Fake
Post-it Notes were born because a 3M scientist accidentally created a weak adhesive while trying to make a super-strong glue.
- Fake
- Real
Penicillin was discovered when Alexander Fleming returned from vacation and found mold growing in his petri dishes.
- Real
- Fake
Potato chips were invented by a chef who got annoyed at a customer complaining his fries were too thick, so he sliced them paper-thin and fried them out of spite.
- Fake
- Real
Bubble wrap was originally invented to be a type of textured 3D wallpaper.
- Real
- Fake
Show the other 5 questions
X-rays were discovered when a scientist noticed his keys had left an image on a photographic plate in his pocket.
- Fake
- Real
The ice cream cone was invented because an ice cream vendor ran out of dishes and grabbed a waffle from the stand next door to roll it up.
- Real
- Fake
Matches were invented when a chemist accidentally stirred a chemical solution with a wooden stick and it caught fire against the table.
- Fake
- Real
Coca-Cola was created when a pharmacist accidentally added too much carbonated water to a cough syrup recipe.
- Real
- Fake
The zipper was invented when a tailor accidentally sewed two rows of interlocking metal teeth onto a piece of fabric.
- Fake
- Real
Score bands
Your final score places you in one of these bands.
- Gullible GuestBelieves everything
- You fell for quite a few of those dressed-up stories. Don't feel bad — the real histories behind these inventions are often messier than the legends. Next time someone says it was invented by accident, look it up first!
- Curious SkepticHalf-convinced
- You kept your guard up but still got caught by a few tall tales. Most famous accidental-invention stories have been polished and simplified over the years — the real stories are usually more complicated.
- Myth BusterTruth hunter
- You saw right through most of the exaggerated origin stories! You're not easily swayed by romantic happy-accident narratives and prefer to check the facts yourself.
- Truth DetectiveNear-perfect
- Perfect or nearly perfect! You're exceptionally good at separating fact from polished legend. The real history may be less dramatic, but nothing gets past you.
How this quiz works
Each question has one correct answer. When you finish, you get your score and can review every question with the correct answer and, where we have one, a short explanation.
About this quiz
Published by QuizQuip Editorial. Last updated 09/15/2026.
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