The National Numeracy site has a great ’essentials of numeracy’ diagram which encapsulates the essential components in understanding numbers, the number system and the ways that numbers can be combined and used – to help learners decide on their own personal starting point and pathway to develop key skills in numeracy.
The old DfES Standards Site for schools was huge, unwieldy and difficult to navigate. However, it did include many useful resopurces – not least the on-screen teaching applications for maths (interactive 100 squares, number lines, scales, and dozens more). The site was decommisioned by the new Government in 2010 but has been archived.
All current policy and resources is now on the new Department for Education site
A fabulous DfE funded site aimed at enhancing professional development in Maths teachers across all sectors and levels. There are news items, message boards, regular email magazines, stacks of resources and links to some very interesting blogs from maths teachers, etc.
The National Institute of Adult Continuing Education (NIACE) took over the work of the Basic Skills Agency more than decade ago. The NIACE site is also now closed, but many of the useful policy and research documents now be found at the L&W Institute. Visit the Downloadable Publications area for dozens of free publications.