The session covers all of pediatric radiology. This is only where it starts: ask the tutor for any other chapter or subject as you go.

Only the voice changes. Hearing, turn-taking, the tutor and the study record are the same for every choice.

Hear this voice plays one sentence in the chosen speaker, without starting a session. The choice is remembered on this device.

Press Test microphone and speak. The bar should move, and the name of the device that was actually opened appears here.

Use headphones. Interrupting the tutor relies on the browser cancelling the tutor's voice out of your microphone; through speakers it can hear itself and cut itself off.