The objective of this study was to investigate the factors that influence students' intention to continue studying science subjects in precollege. The study framework contained two independent variables, namely students' attitude toward science subjects, and school science curriculum. The dependent variable of this study was students' intention to study science. A quantitative correlational study design was used to achieve the study objective. Data were collected through the questionnaire survey method from 341 secondary school students. The population of the study was the students of post-basic schools in Oman. The samples were chosen randomly from seven post-basic schools located in Al Sharkiyaha North governorate in Oman. The data was analysed using SPSS version 23.0. The main findings of this study showed that students' attitude and science curriculum had positive significant relationship with students' intention to study science subjects. This study offers insights for policy makers, school administrators and teachers on understanding the role of student's attitude towards learning science subjects and the nature and design of the science curriculum on students' intention to continue studying science subjects in post-secondary education. It can be understood that by employing effective instructional strategies and engaging curriculum schools and teachers can facilitate students to develop positive intention to continue studying science subjects in post-secondary education.