What follows is a List of the top 40 best educational YouTube channels for students and teachers.

Criteria of Ranking: YouTube channels have been ranked according to the number of subscribers as of May 2020.

Chemistry YouTube Channels

Best Chemistry YouTube channels include:

1. The Organic Chemistry: 1.8M subscribers
2. Tyler Dewitt: 905K subscribers
3. Freesciencelessons: 378K subscribers
4. Fuse School -Global Education: 352K subscribers
5. Gabbar Singh Tutorials: 208K subscribers
6. Wayne Breslyn: 185K subscribers
7. Play Chemistry: 170K subscribers
8. Dr.slok Chemistry: 137K subscribers
9. Melissa Maribel: 135K subscribers
10. World of Chemistry: 68.1Ksubscribers
11. Mr. Causey: 55.9K subscribers
12. The Chemistry Solution: 47K subscribers
13. Allery Chemistry: 45K subscribers
14. SciencePost: 32.4K subscribers

Biology YouTube Channels

Top Biology YouTube channels include:

1. Armando Hasudungan: 1.5M subscribers
2. Amoeba Sisters: 687K subscribers
3. Neela Bakore Tutorials: 440K subscribers
4. Freesciencelessons: 378K subscribers
5. Vedantu Bio Tonic: 366K subscribers
6. FuseSchool-Global Education: 352K subscribers
7. Handwritten Tutorials:  284K subscribers
8. Interactive Biology: 176K subscribers
9. Beverly Biology: 62K subscribers
10. Concept Tutorial: 41.3K subscribers
11. Bien Biology Is Easy Now: 40.5K subscribers
12. Mr. Pollock: 30.9K subscribers
13. GurMantra- Shiksha Ka Granth: 27.3K subscribers

Physics YouTube Channels

Physics YouTube channels with highest number of subscribers include:

1. Michel Van Biezen: 599K subscribers
2. Physics Galaxy 268K subscribers
3. DrPhysicsA: 266K subscribers
4. Manocha Academy: 226K subscribers
5. Step by Step Science: 116K subscribers
6. Matt Anderson: 78.1K subscribers
7. Physics Online: 74.8K subscribers
8. Science Shorts: 68.2K subscribers
9. Lasseviren1: 64.2K subscribers
10. Flipping Physics: 58.1K subscribers
11. Physicshelp Canada: 47.3K subscribers
12. DoodleScience: 32.2K subscribers
13. High School Physics Explained: 31.8K
14. Dun Fullerton: 25.6K subscribers
15. Myhometuition: 23.6K subscribers

Best Geography YouTube Channels

Best Geography YouTube channels include.

1. Lets Crack UPSC SCE: 4.25M subscribers
2. Examrace: 721K subscribers
3. Amit Sengupta: 569K subscribers
4. Samajho Learning: 209K subscribers
5. Vnperceptions: 165K subscribers
6. PMF IAS: 85.6K subscribers
7. Mike Sammartano: 55.5K subscribers
8. Earth Rocks: 25.5K subscribers
9. IRIS Earthquake science: 23K subscribers
10. Darron Gedge’s  geography Channel: 14.6K subscribers

Best Programming Learning Youtube Channels

Best YouTube channels to learn programming include:

1. Freecode Camp: 2.19M subscribers
2. CS Dojo: 1.41M subscribers
3. ProgrammingKnowlegde: 1.21M subscribes
4. Traversy Media: 1.18M subscribers
5. Programming with Mosh: 1.16M subscribers
6. Derek Banas 1.06M subscribers
7. Telusko: 1.04M subscribers
8. Eli The Computer Guy: 1.01M subscribers
9. Clever Programmer: 642K subscribers
10. Corey Schafer: 580K subscribers
11. The Net Ninja: 513K subscribers
12. Tech with Tim: 336K subscribers
13. LearnWebCode: 262K subscribers
14. Caleb Curry: 239K subscribers
15. LearnigLad: 205K subscribers
16. Ej Media: 141K subscribers
17. Mike Dane: 104K subscribers

Important: The number of subscribers was last updated on 26th May 2020. Let us know if you have come across any educational YouTube channels that we have left out.