Learn to Play the Harmonica (3rd Grade Curriculum)
http://www.harmonica4kids.com/songs.html
Read the tips for playing the harmonica successfully and go to the links to playing folk songs with the traditional harmonica , & play "Hangman" with musical terms
Learn to Play the Ukulele on youtube (4th Grade Curriculum)
"Lava" https://www.youtube.com/watch?v=kbexjxcLA8E
"The Lion Sleeps Tonight" https://www.youtube.com/watch?v=sz9RIEuiio0
"Three Little Birds" https://www.youtube.com/watch?v=fPIyhjSxdEY
"Baby Shark" https://www.youtube.com/watch?v=IAeywXSknzA
Go to "Virtual Musical Minds" on youtube. Here you will find tutorials for Level One tunes "Row, Row, Row Your Boat," "Frere Jacques," & "Farmer in the Dell." (There are several Level Two tunes too.)
Learn to Play the Recorder (5th Grade Curriculum)
You Can Play It: http://www.youcanplayit.com
(This website also features tutorials for piano, harmonica, & melodica)
So many songs to learn to play on this site! Folk songs and contemporary songs and holiday songs, etc. This site shows you an animated version of the recorder for each note and the traditional notation as well. There are step-by-step demonstrations too.
Virtual Visual Minds
"Ode to Joy" https://www.youtube.com/watch?v=nLeIT3QwKFo
This website has animated (recorder and notation) whole tunes and animated exercises specific to learning each tune.