This document provides guidelines for assessing pupils' science practical work (UPSR PEKA) in Malaysian primary schools. It outlines the objectives, characteristics, organization, framework, procedures, and reporting of UPSR PEKA. The assessment aims to evaluate pupils' science process skills, science manipulative skills, knowledge, attitudes, and values. It is a school-based assessment administered as part of the regular teaching and learning process. Scores are given based on criteria for different skills and are used to report pupils' mastery levels.