Enhancing ESL students' academic achievement in expository essay writing using digital graphic organisers: A mixed-methods research.

Students in Nigerian English language classrooms encounter difficulty in writing. However, the utilisation of metacognitive strategies has the potential to aid students in organising their thoughts during writing for better achievement. Therefore, this study aims to examine the effect of digital graphic organisers on secondary school students' achievement in expository essay writing and the students' perceptions of writing challenges and the impact of the strategy.