01 / 11TED-Ed≈ approximate level A21:40–1:45 .
02 / 11TED-Ed≈ approximate level B14:32–4:39
, , .
03 / 11The School of Life≈ approximate level A20:56–1:00
?
04 / 11The School of Life≈ approximate level A20:55–0:59
?
05 / 11CrashCourse≈ approximate level B16:17–6:21
, .
06 / 11TED≈ approximate level A22:27–2:31
.
07 / 11TED-Ed≈ approximate level C13:30–3:42
, - , .
08 / 11Sprouts≈ approximate level B11:24–1:35
, , .
09 / 11TED≈ approximate level B27:01–7:07
, , .
10 / 11CrashCourse≈ approximate level A210:23–10:34
’s , ’s , , ’s : , , .
11 / 11Big Think≈ approximate level C12:38–2:43
, .