Beginning Band

Classicalclips.com is a great place to go listen to classical music. It also contains short lectures by professional musicians on how to do certain things on your instrument.
MusicTheory.net is a great site for all things theory and ear-training.
This woodwind fingering guide is the best one I’ve found, as it has the most options for alternate fingerings.
Here is a fantastic online music dictionary.

How to assemble and play a flute. Part 1. Part 2. Part 3. Part 4. Part 5. Part 6. Part 7. Part 8.

Bassoon: Bassoon Embouchure. Bassoon Assembly. Hand Placement and Posture. Disassembly and Cleaning.

How to assemble and play a clarinet. Part 1. Part 2. Part 3. Part 4. Part 5. Part 6. Part 7. Part 8. Part 9.

How to assemble and play a saxophone. Part 1. Part 2. Part 3. Part 4. Part 5. Part 6. Part 7. Part 8.

How to assemble and play a trumpet. Part 1. Part 2. Part 3. Part 4. Part 5. Part 6. Part 7.

How to assemble and play a trombone. Part 1. Part 2. Part 3. Part 4. Part 5. Part 6. Part 7.

Percussion lessons. Part 1. Part 2. Part 3. Part 4. Part 5.

Keyboard percussion lessons. Part 1. Part 2. Part 3. Part 4A. Part 4B. Part 5. Part 6. Part 7. Part 8. Part 9.

Accent on Achievement Recordings.

Song 54.  
Song 57.
Song 60.
Song 66.
Song 70.
Song 72.
Song 73, slow.
Song 73, fast.
Song 75.
Song 76.
Song 78, slow.
Song 78, fast.
Song 84, slow.
Song 84, medium.
Song 84, fast.
Song 86.
Song 88, slow.
Song 88, fast.
Song 90, slow.
Song 90, fast.
Song 92.
Song 93.
Song 94.
Song 95.
Song 100, slow.
song 100, fast.