Comprehensible input · English

Comprehensible input in English

5,230 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.

5,230
videos scored
45
channels
3,271 h
of material
988
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 →

90/10036:50100 Food Hacks I Learned In RestaurantsB2-C2 · ~6,000 words · very fastJoshua Weissman90/10017:03AUTOMonopoly Framing? The tails poke through!B2-C2 · ~6,000 words · very fastMatt Risinger90/10011:28AUTOThe 350 Hour PizzaB2-C2 · ~7,000 words · very fastJoshua Weissman90/10059:07AUTOACQ2: From Almost Sold to Market Leader | Plaid & Zach PerretB2-C2 · ~7,000 words · very fastAcquired90/1006:45Birds Get Divorced TooB2-C2 · ~6,000 words · very fastSciShow90/10027:25This open problem taught me what topology isB2-C2 · ~9,000 words · very fast3Blue1Brown90/10027:25Convolutions | Why X+Y in probability is a beautiful messB2-C2 · ~10,000 words · very fast3Blue1Brown90/10023:20I Cheated At Poker By Hacking A Casino Card Shuffling Machine | Hacklab | WIREDB2-C1 · ~5,000 words · very fastWIRED90/1006:35AUTOChicken à la crème (w/ Claudine Pépin)B2-C2 · ~9,000 words · very fastAdam Ragusea90/10017:55AUTOI Made The Spiciest Burger EverB2-C2 · ~7,000 words · very fastJoshua Weissman90/1002:59:42AUTOJoe Rogan Experience #2374 - Ben van KerkwykB2-C2 · ~6,000 words · very fastPowerfulJRE90/10023:12This Old House | Absolute Curb Appeal (S32 E13) | FULL EPISODEB2-C2 · ~6,000 words · very fastThis Old House90/10017:06Testing If You Can Blow Your Own SailB2-C2 · ~6,000 words · very fastMark Rober90/10029:17AUTOEvery Way to Cook Steak (34 Ways)B2-C2 · ~6,000 words · very fastJoshua Weissman90/10047:55AUTOInside America’s AI Strategy: Infrastructure, Regulation, and Global CompetitionB2-C1 · ~7,000 words · very fastAll-In Podcast90/1009:04Smoked meatloaf with smoked potatoes and greensC1-C2 · ~9,000 words · very fastAdam Ragusea90/10023:12ASK This Old House | Windowsill Replacement (S9 E4) FULL EPISODEB2-C2 · ~6,000 words · very fastThis Old House90/10023:13This Old House | Spanish Style (S32 E22) | FULL EPISODEB2-C2 · ~7,000 words · very fastThis Old House90/10019:17AUTOWhat's the Quirkiest Car For $25,000?B2-C1 · ~6,000 words · very fastDoug DeMuro90/1001:59:57AUTOSex Expert: What Women Actually Need To Enjoy SexB2-C2 · ~7,000 words · very fastThe Diary Of A CEO90/10023:12This Old House | Transformation Complete! (S32 E16) | FULL EPISODEB2-C2 · ~6,000 words · very fastThis Old House90/1009:57This tests your understanding of light | The barber pole effectB2-C2 · ~7,000 words · very fast3Blue1Brown90/1009:23Top 5 Android 17 Features: I Swear It's New!B2-C2 · ~7,000 words · very fastMarques Brownlee90/10034:24Every Way To Cook A Potato (43 Ways)B2-C2 · ~6,000 words · very fastJoshua Weissman

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)MedianVocabulary rangePaceVideosHours
1TED-Ed279150B2-C2medium19219 h
2National Geographic278957B2-C2medium6581 h
3TED228758B1-C2fast6916 h
4Essential Craftsman338763B1-C2fast13739 h
5Real Engineering478664C1-C2fast7630 h
6Technology Connections569067B2-C2fast8947 h
7Kurzgesagt – In a Nutshell138868B2-C2fast6013 h
8Veritasium489269B2-C2fast11856 h
9Lex Fridman278970B1-C1fast127377 h
10StarTalk409170B2-C2fast10998 h
11Acquired339171B2-C2fast86221 h
12Yes Theory288772B1-B2fast9048 h
13ColdFusion558672B2-C2fast11838 h
14Vox439072B2-C2fast9351 h
15First We Feast399772B1-C1fast12241 h
16Andrew Huberman459574B2-C2fast145238 h
17Practical Engineering598975B2-C2fast14241 h
18Johnny Harris499075B2-C2fast11762 h
19Wendover Productions529176B2-C2fast12947 h
20SciShow559676B2-C2fast19748 h
21Jimmy Kimmel Live368776B1-C1fast19742 h
22WIRED269177B1-C2fast7328 h
23Vanity Fair389178B1-C1fast9628 h
24The Diary Of A CEO389279B1-C2fast152316 h
25All-In Podcast459081B2-C2fast132143 h
26PowerfulJRE409081B1-C1very fast99269 h
27Matt Risinger559283B2-C2very fast14054 h
28Doug DeMuro659083B1-C2very fast141100 h
29The Tonight Show Starring Jimmy Fallon408984B1-C1very fast326 h
30Drew Binsky409785B1-C1very fast13272 h
31SmarterEveryDay599186B1-C2very fast5432 h
32Adam Ragusea249687B2-C2very fast18654 h
33Marques Brownlee539287B2-C2very fast12728 h
34MrBeast759487B1-B2very fast9234 h
35This Old House589488B1-C2very fast9046 h
36Mark Rober729589B2-C2very fast4315 h
37Joshua Weissman649690B2-C2very fast11745 h
383Blue1Brown809491B2-C2very fast5824 h

The vocabulary range is each channel’s own spread, not a single verdict: in three of every four of its videos the vocabulary starts at the lower level or above and stays at the upper one or below. Its top end tracks how far the rare words reach, so a channel devoted to one subject sits high on it without being hard to follow — the median score is the column that answers that.

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