🛠️ Forgotten Inventions Trivia
Endless Forgotten Inventions questions, written on demand and fact-checked before they reach you. Free, no sign-up, and a fresh mix every round.
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What's covered
- Obscure Patents
- Short-Lived Devices
- Failed Transport Ideas
- Early Medical Tools
- Lost Home Appliances
- Pre-Industrial Gadgets
- Experimental Communication
- Abandoned Military Tech
- Weird Office Machines
- Forgotten Energy Sources
- Niche Kitchen Inventions
- Obsolete Recording Media
- Defunct Toys and Games
- Unusual Everyday Utensils
A few Forgotten Inventions questions
- Which famous inventor’s first invention was an automatic vote recorder developed in 1868?
- What everyday office product grew from a failed adhesive experiment?
- Which inventor received a patent in 1871 for a machine that made flat-bottomed paper bags?
- Which communication system used compressed air to send mail through underground tubes in New York City?
Answers are in the game — questions are drawn fresh each round.
How it works
Pick a topic — any topic you can type — and TrivAI writes the questions, checks them against sources before serving, and fixes them when players report a problem. Answer before the fuse burns out to score double. Every 10 questions you can cash out or keep going, then challenge a friend to the exact same set.