There are many festivals, religious celebrations and holidays that can be celebrated within your setting, that offer opportunities for children to learn.
This article from Nursery World considers if the celebration of festivals in general can be approached in more meaningful ways to help children really gain an understanding of diversity in society.
This simple resource from TES looks at the origins of Halloween and provides useful information that may help you take children's learning beyond the usual pumpkin carving and dressing up.
Teach Early Years considers ways to ensure you have a child led Christmas in your setting
While written in America, many of the concerns raised around the Christmas Curriculum in this article from Tolerance.org are directly relatable to the UK
SoI-EY explains how young children (aged 0 to 7) develop musically, and sets this out in a large circular framework. It gives ideas for activities suited to children at different stages of musical development, and provides a simple way of recording their achievements [profile sheets can be downloaded upon registration and login].
SoI-EY is fully inclusive and is suitable for all children, irrespective of their abilities and needs.