Comprehensible input · English

Comprehensible input in English

5,210 videos from 45 channels, each scored from its own subtitle track — vocabulary load and speaking pace. Filter to your level, then watch it on YouTube.

5,210
videos scored
45
channels
3,265 h
of material
987
made for learners

Find something to watch

The number on each thumbnail is its difficulty score out of 100: mostly speaking pace, partly vocabulary load. How it is measured →

66/10029:52AUTOThe Deadly Race to Supersonic FlightB2-C2 · ~9,000 words · fastColdFusion66/10033:44Why It Was Almost Impossible to Make the Blue LEDC1-C2 · ~14,000 words · fastVeritasium66/10027:19Our Most Challenging Jobs and More┃Learn American English Pronunciation On the GoB1-C2 · ~4,000 words · fastRachel's English66/1003:22:27AUTOIKEA (Audio)B2-C1 · ~7,000 words · fastAcquired66/10054:31AUTOWhat if there were no billionaires? | The Gray AreaB2-C2 · ~6,000 words · fastVox66/1003:02:52Omar Suleiman: Islam | Lex Fridman Podcast #352B2-C1 · ~6,000 words · fastLex Fridman66/10014:39Something Strange Is Happening to RaccoonsC1-C2 · ~13,000 words · fastSciShow66/10040:17AUTOThe “Godzilla El Niño” is coming | The Gray AreaB2-C1 · ~7,000 words · fastVox66/10015:1325 Life-Changing Phrases: Say THIS When You DON’T Understand!B1-C1 · ~3,000 words · fastRachel's English66/10026:48Senegal Food Tour: 24 Hours of Unforgettable Cuisine | Epic Food Journeys with Mark Wiens | Nat GeoB2-C2 · ~7,000 words · fastNational Geographic66/10023:39Let's Learn English! Topic: Fitness Snacks and Drinks! 🧃⚡🍫 (Lesson Only)B2-C1 · ~6,000 words · fastLearn English with Bob the Canadian66/10038:22AUTOEffects of Fasting & Time Restricted Eating on Fat Loss & Health | Huberman Lab EssentialsB2-C2 · ~10,000 words · fastAndrew Huberman66/1001:02:18Old HVAC industry practices are holding us back and costing us money. But we can fix it.B2-C2 · ~8,000 words · fastTechnology Connections66/10014:51AUTOWill Forte on Taking His Daughters to Mardi Gras & He Performs a Surprise Song with D’Arcy Carden!B1-C1 · ~4,000 words · fastJimmy Kimmel Live66/10014:01I use these words every day: English Vocabulary LessonA2-B1 · ~3,000 words · fastSpeak English With Vanessa66/1009:49Filming British romance is all about locationB2-C1 · ~8,000 words · fastVox66/10028:3330 Ways to Say: Yes, No, I Don’t KnowB1-B2 · ~3,000 words · fastSpeak English With Vanessa66/10015:17AUTOThe Daily Show Plays Hot Ones Wing PongB1-B2 · ~3,000 words · fastFirst We Feast66/10022:31What's Under Your Feet in New York City?C1-C2 · ~10,000 words · fastPractical Engineering66/10023:05South Africa's Slow, Inevitable March Towards CollapseB2-C2 · ~11,000 words · fastWendover Productions66/1005:29How are microchips made? - George Zaidan and Sajan SainiC1-C2 · ~17,000 words · fastTED-Ed66/10029:20Desiccant dehumidifiers are fascinating... but not for everyoneC1-C2 · ~12,000 words · fastTechnology Connections66/10028:57An English Pronunciation Lesson! Topic: Words That Almost Sound The Same - Minimal Pairs 🥤👮🐑🚢B1-B2 · ~3,000 words · fastLearn English with Bob the Canadian66/10037:54AUTOADHD & How Anyone Can Improve Their Focus | Huberman Lab EssentialsC1-C2 · ~12,000 words · fastAndrew Huberman

English channels, ranked

Ranked by median difficulty, easiest first. The bar is a range, not a label — a channel typically spans a wide stretch of the scale, so one level would be false for its own hardest videos.

#ChannelLevel range (0–100)MedianTypical bandPaceVideosHours
1TED-Ed279150C1-C2medium19219 h
2National Geographic278957B2-C2medium6581 h
3TED228758B2-C2fast6916 h
4Essential Craftsman338763B2-C1fast13739 h
5Real Engineering478664C1-C2fast7630 h
6Technology Connections569067B2-C2fast8947 h
7Kurzgesagt – In a Nutshell138868B2-C2fast6013 h
8Veritasium489269B2-C2fast11856 h
9Lex Fridman278970B2-C1fast127377 h
10StarTalk409170B2-C2fast10898 h
11Acquired339171B2-C2fast86221 h
12Yes Theory288772B1-B2fast9048 h
13ColdFusion558672B2-C2fast11838 h
14Vox439072B2-C2fast9251 h
15First We Feast399772B1-B2fast12141 h
16Andrew Huberman459575B2-C2fast144237 h
17Practical Engineering598975B2-C2fast14241 h
18Johnny Harris499075B2-C2fast11762 h
19Wendover Productions529176C1-C2fast12947 h
20SciShow559676C1-C2fast19648 h
21Jimmy Kimmel Live368776B1-B2fast19642 h
22WIRED269177B2-C2fast7328 h
23Vanity Fair389178B1-B2fast9628 h
24The Diary Of A CEO389279B1-B2fast152316 h
25All-In Podcast459081B2-C2fast132143 h
26PowerfulJRE409081B1-C1very fast99269 h
27Matt Risinger559283B2-C2very fast14054 h
28Doug DeMuro659083B2-C1very fast14099 h
29The Tonight Show Starring Jimmy Fallon408984B1-B2very fast326 h
30Drew Binsky409785B1-B2very fast13272 h
31SmarterEveryDay599186B2-C2very fast5432 h
32Adam Ragusea249687B2-C2very fast18654 h
33Marques Brownlee539287B2-C2very fast12728 h
34MrBeast759487B1-B2very fast9234 h
35This Old House589488B2-C2very fast8946 h
36Mark Rober729589B2-C1very fast4315 h
37Joshua Weissman649690B2-C2very fast11745 h
383Blue1Brown809491B2-C2very fast5824 h
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