Startups

I think building a startup is the best way to have a large positive impact on the world. These are the ones I’m building.

The BlueAcorn homepage: “Type a topic. Get a mark”, beside a new presentation on photosynthesis.

BlueAcorn Education

Co-founder · since 2025

Teachers type a topic and get a finished lesson: slides, print-ready worksheets and live quizzes, matched to their exam board, subject and level in about a minute.

  • EdTech
  • AI
  • Backed by Oxford University Innovation
Visit make.blueacorn.org →
Plumi on iPad: handwritten astrophysics notes on Kepler’s first law, with tabs for other topics.

Plumi

Co-founder · since 2026

An intelligent notebook for GCSE and A-Level students on iPad: handwritten notes, practice questions with mark schemes, and AI help right there on the page.

  • EdTech
  • iPad & Apple Pencil
  • AI tutor
Get it on the App Store →