Go to the grove of temples. Then go into the first temple. The musical one. Go all the way to the right and you will find free reed flutes.
in the music temple go right
You blow tune on reed pipe
Blue-Green-Yellow-Blue-Red-Green
In order to minimize the download times from the servers, there is little sound on Poptropica. The exceptions include the reed pipe (flute) on Mythology Island, the phonograph recording on Time Tangled Island, and some limited sound effects.
To remove the rock on Mythology Island in Poptropica, you need to solve the puzzles in the Minotaur's Labyrinth and obtain the Reed Pipe from Pan's Flute in the forest. Once you have the Reed Pipe, play the correct tunes on it to charm the snakes guarding the rock, which will then move away.
First get the flute, or reed pipe, and learn the tune to put Cerberus to sleep. Then get the pomegranate's, offer them in the temple of Hades, fall down the abyss in the next room, get a ride across the River Styx's, play the tune on your flute, and grab the whiskers.
blue blue green yellow yellow red blue green
Go to the right of Main Street, to the Grove of Temples. In the Temple of Muses in the Grove of Temples, you can get a free reed pipe (flute) from the display to the far right. You play the notes by pushing the colored holes : blue, green, yellow, or red. Go to the statue of Euterpe, muse of music, and she will teach you the song to lull Cerberus. (blue-green-yellow-blue-red-green) You will also need the reed pipe to enter the lair of the Minotaur (it has a musical lock that can be opened by playing blue-blue-green-yellow-yellow-red-blue-green).
To clean the graffiti in Mythology Island on Poptropica, you need to first buy a reed pipe from the market and use it to play a specific tune near the graffiti. This will summon Pan, who will help you clean the graffiti with his music.
flute has no reed
From Apollo's temple.
a Flute does not have a reed so it's neither a single or double reed instrument.