Sarah Thompson

IGCSE Physics Alternative to Practical, also known as Paper 6, is a written examination that assesses practical and experimental skills without requiring students to carry out laboratory experiments. Students are tested on reading and recording data, constructing tables, drawing and interpreting graphs, identifying experimental errors, and planning valid investigations. Although it replaces the hands-on Paper … Read more

IGCSE Physics self-marking past papers is a revision method that combines timed exam practice with careful analysis using the official Cambridge mark scheme. Instead of simply checking whether an answer is right or wrong, students should examine individual marking points, apply rules such as error carried forward, and record why each mark was lost. This … Read more

In IGCSE Chemistry, showing your working means making every calculation step visible so the examiner can see how you reached your answer. Students should write the formula, substitute the values clearly, show intermediate results, and include the correct units rather than giving only a final number. This is especially important because Cambridge awards method marks … Read more