CS50 Seminars 2014

by CS50 · 17 videos

Total watch time

13h 41m

at 1× speed · exactly 13 hours, 40 minutes, 58 seconds at 1×

custom

1×	13h 40m 58s
1.25×	10h 56m 46s
1.5×	9h 7m 19s
1.75×	7h 49m 7s
2×	6h 50m 29s

Average video48m 18s

Longest1h 5m 12s

Shortest30m 41s

Compare Open on YouTube JSON

Plan to finish

About 14 days at an hour a day

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

At one hour a day, every day, this playlist takes about 14 days. Turn on JavaScript to plan around your week.

Videos (17)

13h 41m in total · tick what you've watched

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


1	3D Modeling and Manufacture by Ansel Duff	59:55	2014-12-13
2	Amazing Web Apps with Ruby on Rails by Gabriel Guimaraes, Stephen Turban and Zack Chauvin	31:51	2014-12-13
3	Android 101 by Fred Widjaja	45:20	2014-11-22
4	Breaking Through The (Google) Glass Ceiling by Christopher Bartholomew	30:41	2014-11-05
5	Building Dynamic Web Apps with Laravel by Eric Ouyang	52:32	2014-11-08
6	Build Tomorrow's Library by Jeffrey Licht	37:46	2014-11-19
7	CSS: Awesome Style and Design by Allison Buchholtz-Au and Tomas Reimers	49:55	2014-12-13
8	Data Analysis in R by Dustin Tran	55:32	2014-11-14
9	Data Visualization and D3 by David Chouinard	42:31	2014-11-14
10	Exposing Digital Photography by Dan Armendariz	52:39	2014-11-14
11	Futuristic User Interactions: An Introduction to Leap Motion by Armaghan Behlum and Tomas Reimers	38:43	2014-11-22
12	How to Build Innovative Technologies by Abby Fichtner	48:01	2014-11-06
13	Introduction to Amazon Web Services by Leo Zhadanovsky	49:45	2014-11-05
14	iOS App Development with Swift by Dan Armendariz	1:05:12	2014-11-22
15	Learning iOS: Create your own app with Objective-C! by Tianyu Liu	54:10	2014-11-19
16	Light Your World (with Hue Bulbs) by Dan Bradley	50:46	2014-11-06
17	Meteor: a better way to build apps by Roger Zurawicki	55:39	2014-11-14

Embed a badge

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

Markdown

[![Watch time: 13h 41m · 17 videos](https://playlistduration.com/badge/playlist/PLhQjrBD2T383amlBYQjFPp4urSIgL2Vpo.svg)](https://playlistduration.com/playlist/PLhQjrBD2T383amlBYQjFPp4urSIgL2Vpo)

HTML

<a href="https://playlistduration.com/playlist/PLhQjrBD2T383amlBYQjFPp4urSIgL2Vpo"><img src="https://playlistduration.com/badge/playlist/PLhQjrBD2T383amlBYQjFPp4urSIgL2Vpo.svg" alt="Watch time: 13h 41m · 17 videos" width="210" 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/PLhQjrBD2T383amlBYQjFPp4urSIgL2Vpo returns them as JSON — free, no key. API docs →

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