You’re offline. Practice still works and is saved on this device; videos need a connection.

1.1 Practice

Watch Lesson 1.1 first. These use six interviews from our own sheet, so you can practice finding your way around before you build yours.

Lesson 1.1 practice is free with an account

Sign in, or make a free account, to practice Lesson 1.1. Your progress is saved to your account, so it follows you to another device.

Learning on your own: accounts are for people 13 or older.
Students in a class: join with your teacher’s class code on the join page. You don’t need an account, and the questions appear right here.
Teachers and parents: make a free class dashboard account. Every student in your classes gets every lesson of Project 1.

Built your own sheet? Practice on your own data: paste it in and get questions worked out from your own numbers. Nothing is uploaded.