Welcome to 3DO!

For the best user experience, use this on laptop/tablet.
1) Click on each numbered annotation in the 3D model. A popup will appear.
2) Enter the name of the Osseocartilaginous structure you believe the number (annotation) refers to, then click "Save Answer."
3) You may use the highlighting and dissection features to help you explore the model.
4) When you’re done labeling all annotations, enter your email and press "Submit All Answers."
You will receive an email with the correct answers and feedback.

(This message is visible while the model loads, but you can close it anytime.)