1. Answer
Try one HSC-style question first.
Write the response yourself before seeing the model answer, so the practice shows what you can actually explain.
HSC Science practice for Year 12
Stop losing marks on answers you almost got right.
Practise HSC Science questions, get marked feedback, and see exactly how to rewrite your answer for more marks before your next exam.
Built by a practising NSW HSC science teacher. Independent. Not official HSC/NESA.
5 free questions. 5 marking retries. No credit card required.
Sample marker
Mark one Biology answer.
Type one short answer and see the marking before you sign up.
Sample HSC Biology Question
Describe how vaccination leads to immunity against a disease.
4 marks
Built for NSW HSC Science
Syllabus-aligned and exam-pattern-informed
20+ years senior science teaching experience
Model answers unlock after submission
How improvement happens
Answer a question. Find the missing mark. Rewrite it stronger.
HSC Science Coach is built around a simple learning loop that turns feedback into a better response, not just a score.
2. Find
See exactly where marks were lost.
Get the marking points you gained, the points you missed, and the missing link the marker needed to see.
3. Rewrite
Rewrite with the missing marking point.
Use the feedback to improve the same answer, then compare it with a stronger model response.
Built by an experienced educator
Designed by someone who has spent decades helping students improve science answers.
The educator behind HSC Science Coach has taught HSC Chemistry, Biology, Earth and Environmental Science, and Investigating Science in Sydney schools and international IB schools for more than 20 years. They have also served as Head of Department in three schools and worked as a pharmacist for 10 years.
Read about the educator behind itMore than 20 years teaching senior science
HSC Chemistry, Biology, Earth and Environmental Science, and Investigating Science
Experience in Sydney schools and international IB schools
Head of Department experience in three schools
10 years of pharmacy practice
Syllabus-aligned and informed by deep exam-pattern analysis
Practice built around the way HSC Science questions are actually asked.
HSC Science Coach is aligned to NSW Stage 6 Science syllabus areas and informed by deep analysis of past HSC exam question patterns and marking guidance from 2019-2025. The source material is used for topic alignment, question style, command-term patterns and rubric expectations; the app creates original practice questions and does not copy official exam wording.
This means students practise original questions shaped by syllabus topics, command terms and marking patterns, not copied exam content.
Aligned to NSW Stage 6 Science syllabus areas
Informed by deep analysis of past HSC exam question patterns and marking guidance
Uses source material for style, topic alignment, command terms and rubric patterns
Creates original HSC-style practice questions
Independent study tool, not official HSC or NESA endorsed
Subject coaches
Choose your HSC Science coach.
Your questions, feedback and retry practice stay focused on the science you are studying.
Biology
Practise heredity, genetic change, infectious disease and non-infectious disease.
Start BiologyEarth and Environmental Science
Practise Earth systems, geological evidence, climate data, resources and fieldwork.
Start Earth and Environmental ScienceInvestigating Science
Practise validity, reliability, methodology, evidence, ethics and investigation responses.
Start Investigating ScienceChemistry
Coming soonChemistry Coach is in QA. Get an email the day it launches.
Physics
Coming soonPhysics Coach is in QA. Get an email the day it launches.
Popular practice pages
Start with the HSC Science searches students use most.
These pages collect the most useful practice paths for students preparing for trials, the HSC and short-answer responses.
How to Use HSC Science Coach Before Trials
A student-facing guide to using HSC Science Coach before trial exams: answer first, find the missing marking point, then rewrite.
HSC Science Trial Exam Preparation
Prepare for HSC Science trial exams with HSC-style questions, marking feedback, model answers and rewrite practice.
HSC Biology Practice Questions with Feedback
Practise HSC Biology questions across heredity, genetic change, infectious disease and non-infectious disease with feedback and model answers.
HSC Biology Trial Study Guide
A practical HSC Biology trial study guide for improving heredity, genetic change, disease and response questions.
New study guides
Pages built for the questions students search before trials.
These guides give Google clearer content to index and give students a useful reason to enter the practice flow.
View all guidesHSC Biology 4 mark questions
How to Answer HSC Biology 4-Mark Questions
A practical guide to writing stronger HSC Biology 4-mark responses by naming the process, explaining the mechanism, and linking back to the question.
HSC Biology trial exam practice
7-Day HSC Biology Trial Exam Practice Plan
A 7-day HSC Biology trial exam practice plan built around short answer attempts, feedback, and rewriting the missing marking point.
HSC Science command terms
HSC Science Command Terms: Explain, Analyse, Justify, Evaluate
A student-friendly explanation of HSC Science command terms and how to shape answers for explain, analyse, justify, and evaluate questions.
HSC validity reliability accuracy
Validity, Reliability and Accuracy in HSC Science
A clear guide to validity, reliability, and accuracy for HSC Investigating Science, with examples of the answer links students often miss.
Free trial and pricing
Try it free, or buy full access now.
Choose HSC Plus or Exam Pass to pay securely in Stripe, then use the email code to log in.
A focused, private practice tool for Year 11-12 students preparing for HSC Science. Start free with no credit card, or choose a paid plan now if you are ready for full practice access.
Start here
Free Trial
$0
Try the core practice loop before choosing a plan.
- 5 Practice Questions
- 5 Marking Retries
- 0 Uploaded Pages
Recommended
HSC Plus
$29/mo
Regular HSC preparation across modules and question types.
- 300 Practice Questions
- 300 Marking Retries
- 30 Uploaded Pages
Exam block
Exam Pass
$59 once
6 weeks of focused HSC Science response practice.
- 600 Practice Questions
- 600 Marking Retries
- 80 Uploaded Pages
Need a lighter plan, higher allowance or top-up pack? Compare all plans
For parents and carers
Private practice for exam preparation, not a shortcut for assessment tasks.
HSC Science Coach is designed for independent revision: students practise responses, learn where marks were missed, and rewrite their own work more clearly.
Private student practice
No public posting
No teacher or school dashboard
Not for completing school assessment tasks
Free trial has no card required
Monthly paid plans can be cancelled
Why this works
Why this actually moves your marks.
HSC Science marks are won in the way you explain. The coach shows the exact gap between what you wrote and what the marker needed to see.
Marked the way HSC markers mark.
Every response is assessed against marking criteria and command-term expectations - the same way real HSC answers are judged. You see the marking points you hit and the ones you missed.
Built by someone who marks these answers.
Created by a practising NSW HSC science teacher who has marked thousands of student responses and knows exactly where marks are won and lost.
The gap is usually explanation, not knowledge.
Most students lose marks not because they do not know the content, but because they do not make the scientific links explicit. This shows you the missing links so you can add them.
Practice that makes you rewrite.
You do not just see a model answer - you rewrite your own response and watch it improve. That is what makes the marks stick.
Every answer comes back with:
Your mark, against HSC-style criteriaThe marking points you gainedThe marking points you missedRewrite advice with the exact scientific links to addA stronger model answerThe chance to rewrite and improve
FAQ
Quick answers before you start.
The common questions students ask before trying HSC Science Coach.
Is this an official NESA marking tool?+
No. HSC Science Coach is an independent study tool. It is not an official HSC or NESA resource and is not affiliated with, endorsed by, verified by, or approved by NESA or any official HSC examination authority.
Is this just another AI marker?+
No. The focus is not just the mark. It shows marking points, missed points, rewrite advice, model answers and retries, using HSC-style marking criteria and command-term expectations.
Who built HSC Science Coach?+
It is built by an experienced senior science educator with more than 20 years teaching HSC Chemistry, Biology, Earth and Environmental Science, and Investigating Science, Head of Department experience in three schools, and 10 years of pharmacy practice.
Is it based on the current HSC syllabus and past exams?+
HSC Science Coach is aligned to NSW Stage 6 Science syllabus areas and informed by deep analysis of past HSC exam question patterns and marking guidance from 2019-2025. The source material is used for topic alignment, question style, command-term patterns and rubric expectations; the app creates original practice questions and does not copy official exam wording. HSC Science Coach is an independent study tool. It is not an official HSC or NESA resource and is not affiliated with, endorsed by, verified by, or approved by NESA or any official HSC examination authority.
Which subjects are launching?+
Biology, Earth and Environmental Science, and Investigating Science are available now. Chemistry and Physics are coming soon.
When do I see the model answer?+
After you submit your own response, so practice stays active.
Can I upload handwritten answers?+
Yes, where your plan includes uploaded answer pages. You can upload a photo, scan, screenshot or PDF page.
Do teachers or schools see my answers?+
No. It is built for private student practice.
What if the marking seems wrong?+
Use the feedback as practice guidance, not an official mark. The coach is designed to help you spot missing marking points and rewrite more clearly.
Can I cancel?+
Yes. Paid plans are designed to be simple monthly practice support. You can change or cancel from the plan and billing area once billing is active.
What happens after the free trial?+
You can choose a paid plan if you want more questions, marking retries and uploaded answer pages.
Can I use this for school assessment tasks?+
No. Use it for practice questions, feedback and exam preparation. Do not use it to complete school assessment tasks.
Is my work private?+
Yes. It is built for private student practice, with no teacher dashboard, school monitoring or class management system.
Still have questions? Email us
Start free
See what your next answer needs.
Try a question, get marked feedback, and rewrite for a stronger response.