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GuessKinInstruments

Guess the mystery instrument! Each guess reveals its position in the Hornbostel-Sachs classification system.

Play Today's Challenge

How It Works

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Guess an Instrument

Type any instrument name. From ancient drums to modern synths, explore the world of musical instruments.

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See the Tree

Each guess reveals the Hornbostel-Sachs tree — the universal classification system for all instruments.

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Find the Target

Piano is technically a string instrument, not percussion! Use the classification clues to narrow down.

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One Instrument Per Day

Every day at midnight UTC, a new mystery instrument is chosen — the same one for everyone around the world. You get 20 guesses to find it. Share your results with friends and compare scores!

Same instrument globallyResets at 00:00 UTCTrack your streaks

Game Modes

Multiple ways to test your knowledge

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Daily

One instrument per day. Same for everyone.

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Practice

Random instrument. Unlimited plays.

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Strings

Chordophones — guitars, violins, harps.

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Wind

Aerophones — flutes, brass, reeds.

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Percussion

Idiophones and membranophones.

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Electronic

Electrophones — synths, drum machines, samplers.

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Hard Mode

Tree is hidden. Only text clues.

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Stats

Track progress

Real Hornbostel-Sachs classification (1914) Data

GuessKin Instruments uses real Hornbostel-Sachs classification (1914) data. Every node in the tree is based on real classification data.

0 instrumentsHornbostel-Sachs classification (1914)Wikipedia images

Share Your Score

Get a Wordle-style emoji grid to share with friends

🎵 GuessKin Instruments 2026-03-05 4/20

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Free · No account needed · Works on mobile