Reviewston
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Welcome to Reviewston
Your dedicated LMS for O- and A-Level Chemistry, built from the ground up by Tutor David.
What You’ll Find Today
Curated, Syllabus-Aligned Notes
Crystal-clear summaries that cover every topic in the O- and A-Level Chemistry syllabus.AI-Marked MCQs
Practice questions with instant grading and step-by-step explanations, so you can pinpoint your strengths and close any gaps.Progress Dashboard
Track your performance over time—see your improvements, identify weak spots, and focus your revision where it counts.Direct Tutor Support
Message me anytime through the platform for one-to-one guidance and clarification.
Looking Ahead
Reviewston is starting with Chemistry—but we’re just getting warmed up. Over the coming months, we’ll be adding full O- and A-Level courses in Physics, Mathematics, and Biology, all following the same student-first approach.
Get Started for Free
Sign up at www.reviewston.com to create your free account.
Unlock sample lessons and explore our notes and AI-marked MCQs at no cost.
Upgrade later by enrolling in my tuition classes or opting in for premium features (coming soon).
No payment or credit card needed to dive into our Chemistry materials—start mastering O- and A-Level Chemistry today!
🎥 Also on YouTube
Prefer bite-sized video lessons?
Check out my YouTube channel for free Chemistry explainers, walkthroughs, and tips:
👉 youtube.com/@davidtanchemWhether you're brushing up before exams or reviewing key concepts, these videos are made to support your success — anywhere, anytime.
📚 Authored by Tutor David Tan
I'm also the author of two A-Level Chemistry books published by World Scientific:
🧪 Cracking A-Level Organic Chemistry Deductive Questions: Think Like A Detective!
Sharpen your deductive thinking with logic-based organic chemistry questions designed to train top scorers.🔬 A-Level Chemistry’s Best Kept Secrets: What Top Students Know That You Don’t
Packed with strategies, worked examples, and examiner insights to help you study smarter, not harder.These books reflect the same approach you'll find throughout Reviewston — precise, structured, and student-focused.
— Tutor David Tan