Let's compile a definitive list of music (all genres) primary school aged children should know

[Earlybird]

If you were going to compile a 'musical education' Ipod playlist of all genres (classical, rock, folk, country, jazz, musicals, film scores, pop, R&B, soul, world music, etc) for a primary school aged child, what would you include?

What basic songs/compositions do you think a child should be familiar with by age 11?

Alice Cooper - Schools out
Pink Floyd - another brick in the wall