B squared have updated all their assessment tools now and also have a piece of software to add to this to help collect evidence for your assessment decisions. You can print out graphs of progress for a child among lots of other things. The pre key standards are not good for the ones who used to be described as P 5-8 really as they have to achieve all the statements within a pre key stage standard. They also have some good free webinars about progress and attainment in their blog section