From the National Society:
http://www.worshipworkshop.org.uk/
This website gives you 100 child friendly Christian songs/hymns liturgy , readings and planning tools.
These all are searchable based on season (Advent, Christmas etc) or based on the Christian Value being explored.
It gives you the backing tracks echo tracks to learn the songs and words to put up on the whiteboard.
Accompanying Sheet Music and word sheets to print off.
Have a play it is handy and all FREE !
I think it could be an incredibly useful tool for many schools Enjoy!