"Topmarks is one of the largest independent educational websites in the UK. Topmarks was established in 1998 with the aim of making it easy to find the very best free educational resources whilst providing a safe environment for children to use the world wide web effectively for learning. " Good links.
"The Centre for Innovation in Mathematics Teaching provide these resources, developed to emphasise the practical nature of mathematics and its application to real life situations."
Might well be suitable for Maths Challenges
Des Wilson's 1980's EIGEN publications now held at STEM e-library.
Many of us thougth these resources were lost. This booklet No.5 deals with the rectangle.
"Grid Algebra is a visual and kinaesthetic way to learn number concepts and pre-algebra at KS2 and to learn about number and algebra for KS3 and KS4. What is more, it supports more developed algebra ideas as well."
NEW Computing guide for primary school teachers. How to get started with the new curriculum. Points to valuable resources and ideas for building an innovative and exciting curriculum. Nov 2013 CAS, NAACE ...