Each day I select one of my favourite free maths resources that have been uploaded and shared by the generous and incredibly talented users of the TES Maths website and tweet it out via @TESmaths. I call this feature Resource of the Day (ROTD).
Here is a summary of the previous fortnight.
And of course, all the resources selected are completely free. You just need to register on the TES website to download them. And as ever, a huge thank you to all the teachers who share resources. You make TES what it is 
Monday: a really nice activity matching co-ordinates to equations of lines
Tuesday: a lovely introduction to the wonderful world of cumulative frequency
Wednesday: a well-structured and well-resourced lesson on negative numbers
Thursday: an excellent worksheet for practising translations by vectors
Friday: a quick-fire addition and subtraction crossword
Saturday: diffuse the bomb is back! This time is all about angles
Sunday: an excellent Higher GCSE Percentages team challenge
Monday: a set of excellent standard form loop cards
Tuesday: a nice, simple, animated factors grid. Ideal for discovering prime numbers
Wednesday: a lovely topic revision map for Transforming Functions
Thursday: a nice collection of question on forming and solving algebraic equations
Friday: three challenging mental maths chain sums!
Saturday: diffuse the bomb tackles Pythagoras!