full transcript

## Unscramble the Blue Letters

Using the pinakes, others were able to navigate the Library’s swelling collection. They made some astounding discoveries. 1,600 yraes before clbuumos set sail, Eratosthenes not only realized the earth was round, but cllaateucd its circumference and diameter within a few miles of their actual size. hoern of Alexandria created the world’s first steam engine over a thousand years before it was finally reinvented during the Industrial rooliuvten. For about 300 years after its founding in 283 BCE, the library thrived.

## Open Cloze

Using the pinakes, others were able to navigate the Library’s swelling collection. They made some astounding discoveries. 1,600 _____ before ________ set sail, Eratosthenes not only realized the earth was round, but __________ its circumference and diameter within a few miles of their actual size. _____ of Alexandria created the world’s first steam engine over a thousand years before it was finally reinvented during the Industrial __________. For about 300 years after its founding in 283 BCE, the library thrived.

1. revolution
2. calculated
3. heron
4. years
5. columbus

## Original Text

Using the pinakes, others were able to navigate the Library’s swelling collection. They made some astounding discoveries. 1,600 years before Columbus set sail, Eratosthenes not only realized the earth was round, but calculated its circumference and diameter within a few miles of their actual size. Heron of Alexandria created the world’s first steam engine over a thousand years before it was finally reinvented during the Industrial Revolution. For about 300 years after its founding in 283 BCE, the library thrived.

## Frequently Occurring Word Combinations

### ngrams of length 2

collocation frequency
find information 2

## Important Words

1. actual
2. alexandria
3. astounding
4. bce
5. calculated
6. circumference
7. collection
8. columbus
9. created
10. diameter
11. discoveries
12. earth
13. engine
14. eratosthenes
15. finally
16. founding
17. heron
18. industrial
19. library
20. miles
21. navigate
22. pinakes
23. realized
24. reinvented
25. revolution
26. sail
27. set
28. size
29. steam
30. swelling
31. thousand
32. thrived
33. years