01 / 22CrashCourse≈ approximate level C17:34–7:39 -- .
02 / 22Lex Clips≈ approximate level B17:39–7:45
, .
03 / 22CrashCourse≈ approximate level A24:02–4:05
.
04 / 22CrashCourse≈ approximate level B16:06–6:11
, .
05 / 22WIRED≈ approximate level B15:44–5:52
.
06 / 22Big Think≈ approximate level B24:13–4:17
.
07 / 22CrashCourse≈ approximate level A27:26–7:30
.
08 / 22WIRED≈ approximate level C16:58–7:02
.
09 / 22TED≈ approximate level C111:15–11:25
, , .
10 / 22PBS NewsHour≈ approximate level B10:08–0:11
.
11 / 22Big Think≈ approximate level B24:07–4:13
.
12 / 22Sprouts≈ approximate level B10:39–0:53
: , .
13 / 22CrashCourse≈ approximate level B27:28–7:35
, .
14 / 22CrashCourse≈ approximate level A23:37–3:43
, — , .
15 / 22CrashCourse≈ approximate level B18:12–8:19
, , .
16 / 22CrashCourse≈ approximate level B19:16–9:25
’s , - .
17 / 22The Daily Show≈ approximate level C16:59–7:09
, , , .
18 / 22Big Think≈ approximate level B211:54–12:07
.
19 / 22Sprouts≈ approximate level B24:05–4:20
, , .
20 / 22CrashCourse≈ approximate level B213:18–13:30
, .
21 / 22Lex Clips≈ approximate level C14:48–4:55
, , , , , ?
22 / 22TED-Ed≈ approximate level C12:06–2:22
, , , .