
TOEFL-style
Levels: B1–C2 · 43 lessons
Section 1
B1 · Lessons 1–1616
1. Asking about an assignment
5 sentences · Level B1 · 5 min
2. Replacing a student card
5 sentences · Level B1 · 5 min
3. Dividing a group project
5 sentences · Level B1 · 5 min
4. Choosing a dorm room
5 sentences · Level B1 · 5 min
5. Asking about a grade
5 sentences · Level B1 · 5 min
6. Campus bike share
5 sentences · Level B1 · 5 min
7. Registering late for a class
5 sentences · Level B1 · 5 min
8. A meal plan problem
5 sentences · Level B1 · 5 min
9. Booking a study room
5 sentences · Level B1 · 5 min
10. Changing a major
5 sentences · Level B1 · 5 min
11. The campus job fair
5 sentences · Level B1 · 5 min
12. A library fine
5 sentences · Level B1 · 5 min
13. Joining the hiking club
5 sentences · Level B1 · 5 min
14. Asking for an extension
5 sentences · Level B1 · 5 min
15. A campus job
5 sentences · Level B1 · 5 min
16. Planning a study session
5 sentences · Level B1 · 5 min
Section 2
B2 · Lessons 17–3519
17. How animals find their way
5 sentences · Level B2 · 5 min
18. The printing press
5 sentences · Level B2 · 5 min
19. Discussing a reading
5 sentences · Level B2 · 5 min
20. How volcanoes form
5 sentences · Level B2 · 5 min
21. How bats find food
5 sentences · Level B2 · 5 min
22. Why cities grew near rivers
5 sentences · Level B2 · 5 min
23. Why we have seasons
5 sentences · Level B2 · 5 min
24. How plants protect themselves
5 sentences · Level B2 · 5 min
25. Discussing a lab report
5 sentences · Level B2 · 5 min
26. The Silk Road
5 sentences · Level B2 · 5 min
27. How memory works
5 sentences · Level B2 · 5 min
28. Feedback on a paper
5 sentences · Level B2 · 5 min
29. The invention of the telephone
5 sentences · Level B2 · 5 min
30. Choosing classes
5 sentences · Level B2 · 5 min
31. Why the dinosaurs died out
5 sentences · Level B2 · 5 min
32. How vaccines work
5 sentences · Level B2 · 5 min
33. After the presentation
5 sentences · Level B2 · 5 min
34. How glaciers shape the land
5 sentences · Level B2 · 5 min
35. First impressions
5 sentences · Level B2 · 5 min
Section 3
C1 · Lessons 36–394
36. How glaciers carve valleys
5 sentences · Level C1 · 6 min
37. Asking a professor for an extension
5 sentences · Level C1 · 6 min
38. The puzzle of dormant seeds
5 sentences · Level C1 · 6 min
39. Why languages borrow words
5 sentences · Level C1 · 6 min
Section 4
C2 · Lessons 40–434
40. Tidal flats as nurseries
5 sentences · Level C2 · 6 min
41. Reading time from the ground
5 sentences · Level C2 · 6 min
42. The faint young Sun puzzle
5 sentences · Level C2 · 6 min
43. Office hours about a thesis
5 sentences · Level C2 · 6 min