How it works

Everything you can do

Talk with them, open their world, live their moments, put them in one room and keep what you learn

Albert Einstein at his desk in a sunlit study

Talk

Say it out loud, or type it

Talk with them in real time by voice or chat by text, they answer out loud too, and every answer shows where it came from

  • Voice
  • Text
  • Sources on every answer
A lamp-lit parlour with a gramophone, an open book on the desk and a tea set
MusicBookRecipeLetters

Their world

Open anything in the room

Tap anything in their room: hear the music they listened to, read their letters and books, try the recipes from their kitchen, and ask them about any of it

  • Music
  • Letters
  • Books
  • Recipes
  • Objects
An open map on a desk above a city at sunset

Journeys

Live a chapter of their life

Move through real moments chapter by chapter, make the choices they faced and collect what you find along the way

  • Chapters
  • Choices
  • Finds
  • Then and now
A sunlit library with chairs drawn up around a table

Debates across eras

Put eras in one room

Choose people from different centuries and a topic, pick how they meet, then listen and jump in

  • Debate
  • Podcast
  • Interview
  • Lesson
  • Panel
Ted, the companion, striding across an old map with a magnifying glass held up to one eye

Learn and keep it

Learn your way

Ted, your companion, travels with you, remembers where you left off and keeps a record of everyone you have met, while quick checks pop up as you explore

  • Quizzes
  • Flashcards
  • Storybooks
  • Explainers
  • Videos
  • Games

Sources

Every answer, checkable

Built from their letters, books, speeches and recordings with historians and museums, and you can tap the source under any answer to read the original

When the record does not say, they tell you so instead of making something up

Source · Einstein, letter to Conrad Habicht, 1905

Questions

How do you make sure the answers are right?

Every answer is written from passages in what they really wrote and said, with the source under it so you can check it, and when the record is silent they say so

Who can I meet?

More than 20 figures today, from scientists and leaders to writers and composers, with more on the way

Who can use it?

Anyone 13 and over, and schools have their own version for grades 5 to 12

Can my school or museum use it?

Yes, see For schools and For museums and archives