01 / 12PBS NewsHour≈ approximate level B13:54–3:58 .
02 / 12TED≈ approximate level A23:58–4:12
-- , -- .
03 / 12The Economist≈ approximate level C10:41–0:45
's .
04 / 12Sprouts≈ approximate level A21:55–1:59
, .
05 / 12TED≈ approximate level B23:49–3:58
, , , , : .
06 / 12PBS NewsHour≈ approximate level B11:08–1:15
.
07 / 12PBS NewsHour≈ approximate level B13:32–3:39
, , .
08 / 12CrashCourse≈ approximate level B25:17–5:24
, - (%).
09 / 12PBS NewsHour≈ approximate level B25:37–5:40
- .
10 / 12PBS NewsHour≈ approximate level B16:18–6:22
--.
11 / 12CrashCourse≈ approximate level B25:09–5:17
, , - (%).
12 / 12TED≈ approximate level C16:22–6:30
, .