Bones of the Head and Neck
Discover the architectural engineering protecting your brain and powering your senses. Learn to map cranial seams, jaw mechanics, neck vertebrae, and the hidden keystones forming the foundation of your skull.
Like Duolingo, but for Bones of the Head and Neck. Tomo turns the whole topic into a game you play five minutes a day, until it actually sticks.
A short one: 12 levels across 2 sections, about 24 minutes end to end, roughly 5 days at five minutes a day. It moves through The Outer Dome and Face and The Supporting Column and Skull Base. It starts from scratch.
Free forever · No credit card · iPhone & Android

Key ideas in Bones of the Head and Neck
- The roof of the skull consists of multiple curved plates joined along wavy lines called sutures
- Wavy suture lines distribute and dissipate blunt mechanical forces across adjacent bones rather than concentrating stress at an impact site
- Infant skull plates are separated by flexible fibrous gaps so the head can compress during birth and expand rapidly as the brain grows
- Through childhood and early adulthood, these gaps tighten into interlocking fibrous joints
- In later adulthood, the seams gradually ossify and merge into solid bone
- The external occipital protuberance is a prominent bony landmark at the lower midline back of the head
- It provides a sturdy anchoring point for the nuchal ligament and neck muscles that counteract gravity to keep the heavy head balanced upright
- The temporal bone houses the delicate fluid-filled organs of hearing (cochlea) and equilibrium (semicircular canals)
- The petrous part of the temporal bone is exceptionally dense and rock-like specifically to shield these fragile sensory organs from trauma and distortion
- The pterion is an H-shaped junction on the temple where four cranial bones meet
- It is the thinnest, most fragile structural point on the cranial vault
- The middle meningeal artery runs directly along the inner surface of the pterion, making it prone to rupturing and causing life-threatening bleeding during a side impact
- The upper jaw (maxilla) is fused to the surrounding facial bones and skull frame rather than moving on its own
- Dense vertical struts of bone in the maxilla transfer biting forces up into the forehead and orbit rims to dissipate stress
- The cheekbone forms an arch (the zygomatic arch) built from parts of two different bones joining together
- It acts like an open bridge, leaving a tunnel underneath so powerful chewing muscles can pass through and move freely
You've tried the other tabs
Thirty open tabs. Four facts you actually kept.
You watched. You nodded. By Sunday it was gone.
One answer, then back to scrolling.
Eight weeks. You meant to finish. You didn't.
Tomo gives Bones of the Head and Neck the Duolingo treatment: levels, streaks, and quick quizzes that test what you just learned. That game loop is what the tabs above never had, so it's the one you actually finish.
Here's what playing it feels like
A real question from this course. Take your best guess.
Why are the skull's seams wavy instead of straight lines?
Get it right to open this lesson and 11 more in the app.
How to learn Bones of the Head and Neck, step by step
Go in order. 12 short levels across 2 sections, about 24 minutes in all, five minutes a day.
- 1
The Outer Dome and Face
- Mapping the Cranial Vault
- The Facial Mask and Jaw Mechanics
- 2
The Supporting Column and Skull Base
- The Cervical Spine and the Floating Anchor
- The Hidden Floor of the Skull
2 sections · 4 units · 12 levels. Built to play, not to enroll.
Questions about Bones of the Head and Neck
How do I learn Bones of the Head and Neck?
Go in order: start with The Outer Dome and Face, then The Supporting Column and Skull Base. On Tomo that's 12 short levels, about 24 minutes in all, played five minutes a day. Start free and play the first level in under a minute.
Is there a Duolingo-style app for Bones of the Head and Neck?
Yes. Tomo works like Duolingo: short daily lessons, streaks and quick quizzes. Bones of the Head and Neck is one of its free courses, and you can type any other topic to get a course of your own.
Is the Bones of the Head and Neck course free?
Yes. Bones of the Head and Neck is playable on Tomo's free plan, which doesn't expire. No credit card, no waitlist. Download the app and start your first lesson.
How long does it take to learn Bones of the Head and Neck?
12 levels across 2 sections, about 24 minutes of play in total. It's built for five minutes a day, so you finish it a little at a time instead of all at once.
Do I need any background to start Bones of the Head and Neck?
No. It's pitched at a beginner level, so it starts where you are and builds up. If you can tap a phone, you can start.
Tomo is in ChatGPT
Tomo is also a ChatGPT plugin: the same playable courses, built and played inside your chat.
Add Tomo to ChatGPT- What to ask
- “Make me a Tomo course on black holes.” “Turn this chat into a Tomo course.”
- What you get
- Quick questions with instant feedback, hearts and stars, ready to play in about a minute.
- Where it goes
- No sign-up to start. Connect your Tomo account and your streak carries on in the app.
You pick the voice
Bones of the Head and Neck is taught in the Bestie style: your friend who just gets it. Want a different feel? In the app you can spin up the same topic in any of Tomo's teaching styles. Same facts, totally different vibe.
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Start Bones of the Head and Neck today.
Download Tomo, search Bones of the Head and Neck, and play your first lesson in under a minute.