Guest appearances on other channels

by 3Blue1Brown · 16 videos

Total watch time

6h 52m

at speed · exactly 6 hours, 51 minutes, 59 seconds at 1×

6h 51m 59s
1.25×5h 29m 35s
1.5×4h 34m 39s
1.75×3h 55m 25s
3h 26m
Average video25m 45s
Longest1h 3m 21s
Shortest8m 21s
Compare Open on YouTube JSON

Plan to finish

About 7 days at an hour a day

Pick a daily pace and the days you'll watch. Ticked videos are skipped.

Days

At one hour a day, every day, this playlist takes about 7 days. Turn on JavaScript to plan around your week.

Videos (16)

6h 52m in total · tick what you've watched

Tick videos you've watched — progress is saved in this browser.

Videos to
Watched
1 What Makes People Engage With Math | Grant Sanderson | TEDxBerkeley · TEDx Talks 19:02 2020-03-13
2 Darts in Higher Dimensions (with 3blue1brown) - Numberphile · Numberphile 32:11 2019-11-17
3 Bertrand's Paradox (with 3blue1brown) - Numberphile · Numberphile 10:43 2021-12-20
4 Grant Sanderson: 3Blue1Brown and the Beauty of Mathematics | Lex Fridman Podcast #64 · Lex Fridman 1:02:46 2020-01-07
5 The almost impossible chessboard puzzle · Stand-up Maths 32:17 2020-07-05
6 Convolutions in Image Processing | Week 1, lecture 6 | MIT 18.S191 Fall 2020 · The Julia Programming Language 36:10 2020-09-03
7 Bell's Theorem: The Quantum Venn Diagram Paradox · minutephysics 17:35 2017-09-13
8 The Hope Diamond (with 3blue1brown) - Numberphile Podcast · Numberphile2 1:03:21 2018-12-12
9 The 1890 US Census and the history of punchcard computing [feat. Grant of 3blue1brown fame] · Stand-up Maths 20:48 2020-04-28
10 Robot Piano Catches Fire Playing Rush E (World’s Hardest Song) · Mark Rober 11:34 2022-03-19
11 How to Make a SQUARE Vortex Ring! ft. 3blue1brown · Physics Girl 8:21 2018-11-07
12 An Eye for Mathematics (feat. 3Blue1Brown) - Objectivity 222 · Objectivity 8:37 2020-03-10
13 Dominoes - HARDCORE Mode - Smarter Every Day 182 · SmarterEveryDay 14:20 2017-12-11
14 The case against Net Neutrality? · Ben Eater 46:59 2017-12-14
15 🖥️ 3Blue1Brown vs AI TURING TEST! · Jabrils 11:00 2018-10-22
16 Power Tower with @3blue1brown · Tom Rocks Maths 16:15 2020-07-29

Embed a badge

Show the watch time in a README or course description — it links back here and updates itself

Watch time: 6h 52m · 16 videos

Markdown
[![Watch time: 6h 52m · 16 videos](https://playlistduration.com/badge/playlist/PLZHQObOWTQDMhxE4XbNHLlJ56E2TGBZ0_.svg)](https://playlistduration.com/playlist/PLZHQObOWTQDMhxE4XbNHLlJ56E2TGBZ0_)
HTML
<a href="https://playlistduration.com/playlist/PLZHQObOWTQDMhxE4XbNHLlJ56E2TGBZ0_"><img src="https://playlistduration.com/badge/playlist/PLZHQObOWTQDMhxE4XbNHLlJ56E2TGBZ0_.svg" alt="Watch time: 6h 52m · 16 videos" width="203" height="20"></a>

Add ?speed=1.5 to the image URL for the time at that speed, ?label=Course to change the left text, or ?style=flat-square for square corners.

Want the numbers themselves? GET https://playlistduration.com/api/v1/playlist/PLZHQObOWTQDMhxE4XbNHLlJ56E2TGBZ0_ returns them as JSON — free, no key. API docs →

Data from the YouTube Data API as of 2026-09-22 (cached). Private or deleted videos are excluded from totals.