Family Education
Family Education: Music Making Activities
Bring music-making activities home or to school. Check out how to guess instruments by their sounds and learn how to make a rain stick at this resource. It gives great directions on what you'll need and what to do.
OpenStax
Open Stax: Catherine Schmidt Jones: Scoring Music: Write for Specific Instruments
If you are interested in arranging your own music, you should check out the tips offered at this website. Including a history of how music was arranged, this site also gives several good ideas of how to make your arrangements interesting.
Text Project
Text Project: Fyi for Kids: Horns: The Sound of the Wind [Pdf]
This FYI for Kids (Volume 2, Issue 7) article is about horn musical instruments. It explains how they work, materials they have been made from, what they are used for, and even how students can make a simple one for themselves.