01 / 14TED-Ed≈ approximate level B25:23–5:33 , -- .
02 / 14Sprouts≈ approximate level B21:48–1:54
's .
03 / 14TED-Ed≈ approximate level B23:56–4:05
, , .
04 / 14TED-Ed≈ approximate level C12:36–2:46
’s , .
05 / 14Big Think≈ approximate level B10:10–0:21
.
06 / 14WIRED≈ approximate level B11:57–2:05
, - .
07 / 14TED-Ed≈ approximate level C13:00–3:06
, .
08 / 14TED≈ approximate level B25:51–5:55
- .
09 / 14The School of Life≈ approximate level C10:57–1:06
’s .
10 / 14The School of Life≈ approximate level B11:56–2:02
, , .
11 / 14TED-Ed≈ approximate level B22:59–3:07
, .
12 / 14PBS NewsHour≈ approximate level C14:26–4:34
- .
13 / 14CrashCourse≈ approximate level C18:47–8:55
, .
14 / 14CrashCourse≈ approximate level C14:59–5:12
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