Learning Resources
From recorded lessons to free downloads — Twig's support extends beyond the classroom so students can revise anytime, anywhere.
Lessons on Demand
Recorded full-length lessons for enrolled students. Replay any topic at your own pace — great for revision and catching up.

Acid Base & Solubility Equilibria
A Level Chemistry · Lesson video
▶ Watch 30-second preview
Alkanes
A Level Chemistry · Lesson video
▶ Watch 30-second preview
Alkenes
A Level Chemistry · Lesson video
▶ Watch 30-second preview
Arenes
A Level Chemistry · Lesson video
▶ Watch 30-second preview
Atomic Structure
A Level Chemistry · Lesson video
▶ Watch 30-second preview
Carbonyl Compounds
A Level Chemistry · Lesson video
▶ Watch 30-second preview
Carboxylic Acid and Derivatives
A Level Chemistry · Lesson video
▶ Watch 30-second preview
Chemical Bonding
A Level Chemistry · Lesson video
▶ Watch 30-second preview
Chemical Energetics
A Level Chemistry · Lesson video
▶ Watch 30-second preview
Chemical Equilibria
A Level Chemistry · Lesson video
▶ Watch 30-second preview
Electrochemical Cell
A Level Chemistry · Lesson video
▶ Watch 30-second preview
Electrolysis
A Level Chemistry · Lesson video
▶ Watch 30-second preview
Gibbs Free Energy
A Level Chemistry · Lesson video
▶ Watch 30-second preview
Halogen Derivatives
A Level Chemistry · Lesson video
▶ Watch 30-second preview
Hydroxy Compounds
A Level Chemistry · Lesson video
▶ Watch 30-second preview
Introduction to Organic Chemistry (Mainly on Stereoisomerism)
A Level Chemistry · Lesson video
▶ Watch 30-second preview
Nitrogen Compounds
A Level Chemistry · Lesson video
▶ Watch 30-second preview
Reaction Kinetics
A Level Chemistry · Lesson video
▶ Watch 30-second preview
Stoichiometry and Redox
A Level Chemistry · Lesson video
▶ Watch 30-second preview
The Gaseous State
A Level Chemistry · Lesson video
▶ Watch 30-second preview
The Periodic Table
A Level Chemistry · Lesson video
▶ Watch 30-second previewStuck on a specific topic? Our Lessons on Demand give you the ultimate flexibility.
Instead of signing up for a full course, you can buy high-quality, targeted video lessons for individual chapters. It’s high-impact learning designed to fit your schedule and budget.
Free Resources
Download our free notes and worksheets — available to all students regardless of enrolment.
More resources available to enrolled students via Lessons on Demand.
Blog
Helpful articles, study strategies, and exam preparation tips for O-Level, A-Level, IP, IBDP, and Lower Secondary Science students.

The Importance of Regular Assessments in A Level Chemistry Tuition
Regular assessments in A Level Chemistry tuition are crucial for tracking student progress, identifying knowledge gaps, and enhancing test-taking skills. These assessments help teachers tailor instruction to individual needs, and students develop problem-solving skills and confidence as they work through exercises and receive feedback.
Read More
How Regular Assessments in O Level Chemistry Tuition Track Student Progress?
Regular assessments in O Level Chemistry tuition track student progress by identifying learning gaps and measuring improvement in specific topics. This helps teachers tailor instruction to individual needs, and students develop problem-solving skills and confidence as they work through exercises and receive feedback.
Read More
What to Expect from Your First A Level Chemistry Tuition Class?
Your first A Level Chemistry tuition class will introduce you to the teaching style, help identify areas of struggle, and explain how concepts relate to exam questions. Expect a more interactive learning experience, with opportunities to ask questions and clarify doubts, and learn how to apply theoretical knowledge to practical scenarios.
Read More
Why Early Enrolment in O Level Chemistry Tuition Can Make a Difference
Early O Level Chemistry tuition can make a difference by allowing students to grasp complex concepts, develop fundamental knowledge, and practice problem-solving skills at a slower pace. This enables them to overcome learning gaps and excel in examinations, making it easier to manage difficult topics and complex questions.
Read More
Why Do Students Need Extra Support Through A Level Chemistry Tuition?
A Level Chemistry students need extra support to grasp complex concepts and apply formulas. Private tuition can help by providing personalized explanations, practicing experiment design and analysis, and improving problem-solving skills. It also enhances examination techniques, such as presenting answers and managing time, to increase academic performance.
Read More
What to Expect from a Good A Level Chemistry Tuition
A good A Level Chemistry tuition should provide explanations that lead to comprehension, tailor lessons to the syllabus, and offer regular practice of exam-style questions. Feedback on specific knowledge weaknesses and monitoring progress are also essential. Additionally, practical skills in chemistry, including experiment design and analysis, are crucial for exam preparation.
Read MoreWant more Chemistry study tips?
Explore our latest guides or speak to us to find the right support for your level.
Study Tips & Guides

How to Answer Chemistry Structured Questions
Learn the exact marking scheme language and how to pick up full marks on every structured question.
Read Article
Mastering Organic Chemistry for A Levels
A step-by-step guide to understanding reaction mechanisms without memorising blindly.
Read Article
5 Common Mistakes in O Level Chemistry
The most frequently lost marks in O Level Chemistry — and exactly how to avoid them.
Read ArticleWant to know which resources suit your level?
Ask us on WhatsApp and we'll recommend the right materials for your upcoming exams.





