Study a painting briefly, then restore its nine pieces. Earn Impeccable by placing every piece correctly on the first try. Enjoy the finished artwork and a little of its history. A free daily browser puzzle with Mona Lisa practice.
Bonedoggle
What is Bonedoggle?
Bonedoggle is a daily anatomy puzzle that asks players to identify a hidden Mystery Bone in the human skeleton. Each turn, you add a bone to the skeleton, and the game tells you how close that guess is by number of articulations. A new puzzle is available every day.

A clever articulation-based hint system rewards anatomical knowledge, but a single daily puzzle makes it more a ritual than a real test of skill.

Great for a quick coffee break—guess a bone, get a nudge, and suddenly you're casually learning anatomy without it feeling like homework.
How to play Bonedoggle
Open the day's game and choose a bone to place in the skeleton. After each wrong guess, use the articulation distance—the number of bone-to-bone connections between your guess and the Mystery Bone—to guide your next pick. Keep narrowing down the possibilities until you find the Mystery Bone.
Tips & strategy
- Use the articulation count as a thermometer: a low number means your guess is close, while a high number means you are many connections away.
- Learn the major chains of connected bones, such as the spine, ribs, arms, and legs, to help narrow down regions of the body.
- Pay attention to joints where multiple bones meet; these hubs can be useful reference points when making your next guess.
- Think about which bones are only one or two articulations away from your previous guesses to move efficiently toward the answer.
- If you are stuck, try reasoning from the structure of the skeleton rather than guessing randomly.
Frequently asked questions
Is Bonedoggle free?
The site does not mention a price; the daily game appears to be playable directly in your browser.
How often does the puzzle update?
A new Mystery Bone is available every day, with a timer showing when the next game starts.
What does 'number of articulations' mean?
It means how many bone-to-bone connections separate your guessed bone from the Mystery Bone in the skeleton.
What if I finish today's game?
The site suggests trying Abrakadaver, another game by the same maker, Trainwreck Labs.
Where can I get help or ask questions?
The site provides an FAQ section and a Discord server for questions and community discussion.
Where to play
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Discussion 0
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