The document provides guidance for assessing students' science practical work skills (PeKA) in Malaysian primary schools. It outlines 7 key science process skills (SPS) and 5 science manipulative skills (SMS) that will be evaluated. Scoring criteria are presented for each skill, with students receiving a maximum of 30 points for SPS and 20 points for SMS. Teachers are instructed to assess students throughout the year using various methods, such as practical activities, field trips, and projects. Formal assessments should be conducted at least twice per year.