Grown Ups
BBC's education site for parents: Children's musical development

Grown Ups
Early Learning Goals: Creative Development

Teletubbies
Singalong with nursery rhymes and games

World on Your Street
Lullabies from around the world on Radio 3's world music site, posted by people from around the UK

Early Birds Music
Original action songs, music videos and puzzles for young children

Amusica
Specialises only in baby and children's musical instruments

Early Learning Centre
Musical instruments for young children

KIDiddles
Nursery rhymes and actions songs

Music Education Madness
Resources and arguments on the importance of music for young children

Punk Rock Baby
Punk classics reworked in a nursery rhyme style

Sesame Street
Sesame Street Music Workshop, with games and activities for young children

The Lady - party tips
Tips for children's parties

Babies Make Music, Lynn Kleiner (2000, Warner Brothers Publications; ISBN: 0769294073)
Songs, music games and a CD

Music Is Child's Play, Margaret Shepherd (1989, Longman Higher Education; ISBN: 0582026083)
Songs, sounds and games for under fives. Out of print right now but worth watching out for second hand copies

Playsongs, Sheena Roberts ( 2001, Playsongs Publications; ISBN: 0951711202)
Dozens of songs and rhymes - includes a cassette, or CD

This Little Puffin, Elizabeth Matterson (1991, Puffin Books; ISBN: 0140340483)
Songs and musical ideas for children