BANANA
TO SCALE

Peel-Calibrated Spatial Estimation Protocolβ„’

πŸ”¬ How to Play

🍌 The Standard Unit

One Banana Unit (BU) = 19 centimetres (7.5 inches).
This is the peel-calibrated international standard. It is non-negotiable.

🎯 The Mission

Each round you'll see a real-world object. Estimate its length, height, width, or depth β€” measured entirely in bananas. Use the slider or type a number.

πŸ“Š Scoring

Within ~5%: 100 pts β€” PERFECT! 🎯
Within ~15%: 80 pts β€” EXCELLENT! ⭐
Within ~30%: 60 pts β€” GREAT! πŸ‘
Within ~60%: 40 pts β€” GOOD! πŸ™‚
Within ~2Γ—: 20 pts β€” CLOSE! πŸ˜…
Beyond 2Γ—: 5 pts β€” WAY OFF! 😬

Scoring uses a logarithmic scale, so estimates at any order of magnitude are judged fairly.

πŸ† Game Modes

  • Classic (10 rounds): Take your time. No pressure.
  • Timed (10 rounds): 15 seconds per question. Go!
  • Daily Challenge (5 rounds): Same objects for everyone on a given day.

🎨 Banana Skins

Unlock cosmetic banana variations by playing games and achieving high scores. Skins are purely decorative.

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πŸ“ Estimate the SIZE
How many 🍌 bananas is it?
🍌 Γ— 1.00
0.05 🍌 200k 🍌
bananas
1 Banana Unit (BU) = 19 cm / 7.5 in Β· International Peel Standard
PERFECT! 🎯
+100 pts
Your Guess
β€”
Correct Answer
β€”
Running score: 0

Game Complete!

Final Score
0
Banana Beginner 🍌

πŸ† Hall of Peel

The Banana Metricians of Legend

🎨 Banana Skins

Peel-sonalise your measurement instrument

πŸ’‘ Unlock new skins by playing games and earning cumulative points.