OpenStax
Open Stax: Catherine Schmidt Jones: Duration: Notes Lengths in Written Music
Read everything there is to know about the basics of notes. From their durations, their shapes and their stems, you will learn how notes are used in music.
Music Education
Learning to Read Music: Types of Notes
Learn about the different types of notes in music--the whole note, half note, quarter notes, eighth note, and sixteenth note--and listen to midi files of music samples.
Other
The Basics of Reading Music
This site is an overview of how to read music. The basics of notation such as note and rest values, the names of lines and spaces of both treble and bass clefs, etc. are covered. Includes downloadable audio files.
Music Education
Learning to Read Music: Basic Counting, Part 2
Beginning musicians can practice reading notes and counting beats using this resource that also provides several lines of music with different types of notes, rests, and time signatures.
Music Theory
Music theory.net
An online beginning music theory and ear training site. This site is for students to use at home to reinforce what they learn in class.
Music Education
Learning to Read Music: Basic Counting
Apply basic knowledge of reading music by counting beats and reading notes. Here are some simple lines of music which incorporate different types of notes and patterns in common time.
PE Central
Pe Central: Classroom Teacher Integrated: Note Bowling
Students familiar with musical notes and their values can participate in "note bowling." The simple physical activity described at this website can take place in both gym class and in music class.
Texas Instruments
Texas Instruments: Dividing Notes
Students create an altered musical melody by dividing fractions. They compute the value of notes in terms of fractions and make their sum equal to the time signature.