Try an exam

Each demo takes about five minutes in your browser, spoken or typed, with no account. The cases are fictional. At the end you see the grade Viva's three AI graders propose, with the evidence for each mark.

• Science · About 5 minutes

  Talk through a lab result

  Read a gel of restriction digests, size the bands, and build a map of the plasmid out loud.

  Quantitative reasoning spoken step by step, from an image the examiner knows from its description.

  Try it: Talk through a lab result

No microphone or no time? Hear a sample exam on the front page.