Sing the Day Through - Full Music Book Only
Here's a real gift - 100 entirely new tuneful and fun songs for assembly and classroom use by leading writers, all with long-established reputations.
In addition to this book there is an 8-CD package with both full vocals and backing tracks only, plus a words book for the children - https://www.kevinmayhew.com/products/sing-the-day-through-words-book-only
The songs have been written to match over fifty keywords in the RE curriculum and many of those in the Primary curriculum.
There are extensive indexes to make the choice of song as easy as possible.