| 1 | storybook year ensconced in | | | | | | | 2 | 0.24% |
| 2 | year ensconced in smithsonian | | | | | | | 2 | 0.24% |
| 3 | paper engineers in the | | | | | | | 2 | 0.24% |
| 4 | engineers in the world | | | | | | | 2 | 0.24% |
| 5 | only a handful of | | | | | | | 2 | 0.24% |
| 6 | result is worth the | | | | | | | 1 | 0.12% |
| 7 | experience if the number | | | | | | | 1 | 0.12% |
| 8 | three to four times | | | | | | | 1 | 0.12% |
| 9 | the amount of work | | | | | | | 1 | 0.12% |
| 10 | amount of work required | | | | | | | 1 | 0.12% |
| 11 | of work required for | | | | | | | 1 | 0.12% |
| 12 | work required for a | | | | | | | 1 | 0.12% |
| 13 | required for a regular | | | | | | | 1 | 0.12% |
| 14 | worth the effort” firsthand | | | | | | | 1 | 0.12% |
| 15 | end result is worth | | | | | | | 1 | 0.12% |
| 16 | for a regular book | | | | | | | 1 | 0.12% |
| 17 | is worth the effort” | | | | | | | 1 | 0.12% |
| 18 | regular book because it’s | | | | | | | 1 | 0.12% |
| 19 | threedimensional but the end | | | | | | | 1 | 0.12% |
| 20 | but the end result | | | | | | | 1 | 0.12% |
| 21 | the end result is | | | | | | | 1 | 0.12% |
| 22 | a regular book because | | | | | | | 1 | 0.12% |
| 23 | book is three to | | | | | | | 1 | 0.12% |
| 24 | is three to four | | | | | | | 1 | 0.12% |
| 25 | far the most fantastic | | | | | | | 1 | 0.12% |
| 26 | engineered in my career” | | | | | | | 1 | 0.12% |
| 27 | in my career” he | | | | | | | 1 | 0.12% |
| 28 | my career” he says | | | | | | | 1 | 0.12% |
| 29 | career” he says aaron | | | | | | | 1 | 0.12% |
| 30 | he says aaron concurs | | | | | | | 1 | 0.12% |
| 31 | “this is by far | | | | | | | 1 | 0.12% |
| 32 | is by far the | | | | | | | 1 | 0.12% |
| 33 | by far the most | | | | | | | 1 | 0.12% |
| 34 | the most fantastic and | | | | | | | 1 | 0.12% |
| 35 | popup book is three | | | | | | 1 | 0.12% |
| 36 | most fantastic and difficult | | | | | | | 1 | 0.12% |
| 37 | fantastic and difficult project | | | | | | | 1 | 0.12% |
| 38 | and difficult project i’ve | | | | | | | 1 | 0.12% |
| 39 | worked on” he says | | | | | | | 1 | 0.12% |
| 40 | on” he says “producing | | | | | | | 1 | 0.12% |