Crossword: Time lines

What BBN said about it

1. 

   Vera Bullock · Co-AnchorScience News has a crossword in its November issue, and this one is built around growth curves, the way things grow over time.

2. 

   Kenji Moonfield · Internet & Trends CorrespondentA puzzle. On paper. With squares you fill in yourself. Nina, is this a new app?

3. 

   Vera Bullock · Co-AnchorKenji, it's a crossword.

4. 

   Kenji Moonfield · Internet & Trends CorrespondentA crossword with no ads, no login and no notifications. That's either genius or my phone's way of staging an intervention.

5. 

   Vera Bullock · Co-AnchorThe magazine says solving it helps you cultivate an understanding of growth curves, which is a lovely way to grow.

6. 

   Kenji Moonfield · Internet & Trends CorrespondentGrowth curves. I'm going to treat every answer like a follower milestone and film myself getting seven down.

7. 

   Vera Bullock · Co-AnchorPlease don't film the crossword.

8. 

   Kenji Moonfield · Internet & Trends CorrespondentToo late. It's already my best-performing pencil.

9. 

   Vera Bullock · Co-AnchorI hate that I laughed.

10. 

    Vera Bullock · Co-AnchorAnd the catch, from the data, is that the summary doesn't tell us a single clue, so we're solving blind.