01 / 30CrashCourse≈ approximate level C15:18–5:21 , .
02 / 30TED-Ed≈ approximate level B11:19–1:27
, .
03 / 30TED-Ed≈ approximate level B14:05–4:10
, .
04 / 30TED-Ed≈ approximate level A21:34–1:39
, .
05 / 30Practical Engineering≈ approximate level C16:02–6:10
, ’s , .
06 / 30TED≈ approximate level A22:30–2:38
, - .
07 / 30Steve Harvey≈ approximate level B15:37–5:40
.
08 / 30Practical Engineering≈ approximate level B24:38–4:44
, .
09 / 30WIRED≈ approximate level C14:43–4:48
.
10 / 30The School of Life≈ approximate level B22:13–2:19
.
11 / 30CNBC Make It≈ approximate level B20:47–0:56
, , .
12 / 30WIRED≈ approximate level C14:10–4:15
.
13 / 30Sprouts≈ approximate level A21:40–1:45
, .
14 / 30Lex Clips≈ approximate level B25:25–5:29
, .
15 / 30SoulPancake≈ approximate level B27:37–7:46
, .
16 / 30CrashCourse≈ approximate level B23:10–3:17
, , , .
17 / 30Tom Scott≈ approximate level B15:35–5:41
, , , ?
18 / 30CNBC Make It≈ approximate level C13:35–3:45
, , , .
19 / 30Big Think≈ approximate level A24:09–4:12
.
20 / 30Bon Appétit≈ approximate level B12:39–2:42
.
21 / 30Big Think≈ approximate level A28:38–8:42
?
22 / 30Big Think≈ approximate level A28:45–8:50
.
23 / 30Big Think≈ approximate level B11:02–1:05
.
24 / 30Big Think≈ approximate level B24:07–4:09
.
25 / 30TED-Ed≈ approximate level B24:00–4:14
, , , — .
26 / 30BBC Earth≈ approximate level B11:06–1:10
, .
27 / 30Lex Clips≈ approximate level B25:23–5:26
.
28 / 30PBS NewsHour≈ approximate level B11:35–1:40
.
29 / 30Kurzgesagt≈ approximate level B15:20–5:24
, .
30 / 30The Tonight Show≈ approximate level B27:05–7:13
, , , .