Junior Secondary Studies — Years 7 to 10 — is the foundational middle phase of Australian secondary education, covering students aged approximately 12 to 16. This phase, sometimes called 'middle school' or the 'junior years', bridges the structured environment of primary school with the more specialised, subject-focused senior secondary years (Years 11 and 12). Students in this phase follow the Australian Curriculum across all eight key learning areas, including English, Mathematics, Science, History, Geography, Health and Physical Education, Languages, and The Arts, while also beginning to explore elective subjects that align with their individual interests and future pathways. As students progress from Year 7 to Year 10, teaching becomes increasingly subject-specialist, with dedicated teachers for each discipline. This phase is critical developmentally, academically, and socially, as it helps students build critical thinking, problem-solving, and communication skills in preparation for senior study and beyond.

From a tertiary preparation and teaching workforce perspective, Junior Secondary Studies courses are designed for aspiring educators who wish to qualify as secondary teachers specialising in Years 7–10 instruction. These courses are typically offered as part of a Bachelor of Education (Secondary), a Master of Teaching (Secondary), or a Graduate Diploma of Education (Secondary), all of which require supervised professional experience placements in real junior secondary classrooms. Graduates are eligible to seek teacher registration with their state or territory's teacher regulatory authority — such as NESA in NSW, VIT in Victoria, QCT in Queensland, or TRBWA in Western Australia — before commencing employment. Employers include state and territory government school systems, Catholic school networks, and independent and private school sectors across all of Australia.

For undergraduate entry into a Bachelor of Education (Secondary) or equivalent, applicants typically require completion of Year 12 (or equivalent) with a competitive ATAR score, which varies by institution and state. Most programs also require applicants to demonstrate satisfactory results in at least three Band 5 HSC subjects (or state equivalents), along with a minimum Band 4 in a relevant prerequisite subject depending on the chosen teaching specialisation. Non-academic entry criteria are also required by all Australian Initial Teacher Education (ITE) providers under national standards — applicants must demonstrate the personal attributes, communication skills, and commitment to working with young people expected of a teacher. Applicants must also pass a Working with Children Check (or state equivalent) before commencing any professional experience placement. Some institutions offer alternative entry pathways for mature-age applicants, those with relevant industry experience, or through enabling programs.

For graduate entry into a Master of Teaching (Secondary) — the pathway for those who already hold a bachelor's degree in another field — applicants must hold an undergraduate degree with sufficient content study in one or more teachable subject areas relevant to the Australian Curriculum. The specific number of units required in each subject area varies by state and regulatory authority requirements. For example, secondary mathematics teachers typically require six subjects in pure or applied mathematics, including algebra and calculus, with at least four at second-year university level. Graduate entry programs are typically two years of full-time study. International applicants enrolling into Junior Secondary Studies programs in Australian government schools must meet English language requirements — for Years 7 to 10 entry, a minimum IELTS score of 5.0 (or equivalent) is required, or evidence of two consecutive years of secondary study conducted in English. English language proficiency can also be demonstrated through TOEFL, PTE Academic, or AEAS testing.