Making accurate, manageable assessments of children's scientific understanding, skills and progress is one of the biggest challenges facing primary teachers. In Wales, where Statutory Assessment Tests (SATs) at age 11 were phased out in 2005, teacher assessment has been the only source of pupil attainment data in science for a much longer period…

In 2008-9 the Centre for Early Scientific Learning (CRESL) at Bath Spa University worked with 10 primary schools in Bath and South Gloucestershire on the "Eco-monitoring at key stage 2" project, funded by the AstraZeneca Science Teaching Trust (AZSTT). As part of the project, the authors are writing a continuing professional development (CPD) unit…

Since the demise of the key stage 2 (age 11) science Standard Assessment Tests (SATs) in England, teachers have been getting to grips with the issue of teacher assessment. Although arguably providing a more valid picture of children's scientific enquiry skills than a paper-and-pencil test, observations of investigations in progress face the…