01 / 30The Late Show≈ approximate level B13:16–3:22 , , , .
02 / 30CrashCourse≈ approximate level C12:28–2:39
, , , , , , , , .
03 / 30CrashCourse≈ approximate level B22:51–2:56
, .
04 / 30BBC Earth≈ approximate level A20:59–1:04
, .
05 / 30CNBC Make It≈ approximate level B12:49–2:55
, .
06 / 30Lex Clips≈ approximate level C14:07–4:12
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07 / 30CrashCourse≈ approximate level C13:34–3:40
, ’s , - .
08 / 30TED-Ed≈ approximate level B22:15–2:23
— — , .
09 / 30The Late Show≈ approximate level C13:12–3:17
, , , .
10 / 30PBS NewsHour≈ approximate level B15:01–5:09
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11 / 30CNBC Make It≈ approximate level A26:52–6:56
.
12 / 30The Economist≈ approximate level B11:49–1:51
.
13 / 30CrashCourse≈ approximate level C13:08–3:17
, , .
14 / 30CrashCourse≈ approximate level B19:21–9:26
.
15 / 30WIRED≈ approximate level B17:49–7:53
, .
16 / 30NBC News≈ approximate level B21:08–1:16
$ - .
17 / 30CNBC Make It≈ approximate level B16:52–7:00
, .
18 / 30TED≈ approximate level B22:33–2:43
, .
19 / 30The School of Life≈ approximate level B24:55–5:07
, , .
20 / 30Sprouts≈ approximate level A22:34–2:41
, .
21 / 30Sprouts≈ approximate level C10:08–0:16
.
22 / 30The Tonight Show≈ approximate level B22:38–2:40
, .
23 / 30Big Think≈ approximate level B15:48–5:55
, 's .
24 / 30The School of Life≈ approximate level C14:16–4:27
, ’s , , , .
25 / 30The School of Life≈ approximate level B23:13–3:19
, .
26 / 30CrashCourse≈ approximate level B211:32–11:44
, , ’s : ’s .
27 / 30TED-Ed≈ approximate level A21:23–1:34
, , - , , .
28 / 30The Economist≈ approximate level B21:59–2:13
% .
29 / 30Sprouts≈ approximate level B22:47–3:01
, .
30 / 30CNBC Make It≈ approximate level B26:01–6:09
,