This is a resource pack on C4 and it addresses the challenge of delivering the practical activity lesson of to any group of students. The practical worksheet provides pictures and diagrams for a step-by-step method to promote student independence. It does not matter the ability set you are teaching, the worksheet is differentiated to support all learning groups and provides adequate challenge for the most able. This mat simplifies the teaching and learning of the making salt required practical for both triple and combined science. The questions elicit the misconceptions students have and probe their knowledge to test their understanding of each step of the practical activity. The practical sheet gives an application question for students to check if they have gained the required knowledge from the practical activity. The exam-style worksheet sheet assesses students overall learning. The mark scheme gives students detailed, self explanatory guidance to assess their learning. There is also the Examiner’s Report for the teacher to know what to focus on concerning this activity/module.