Chemistry for every curriculum, in one place
Chemistry overlaps heavily between curricula: atomic structure, bonding, moles, equilibria, organic chemistry. So we build one set of animations that serves them all, then tune depth and questions to your exam. Switch boards or move up a level and you keep building on what you know.
Shape Tetrahedral·Bond angle 109.5°
Drag to turn the molecule
The chemistry path
1
Year 10–11
IGCSE / International GCSE
2
Year 12–13
A-Level or IB Diploma
3
University entry
International results, or Thai TCAS A-Level Chemistry
Note: the British "A-Level" (Cambridge / Edexcel) is a two-year upper-secondary qualification; Thailand's TCAS "A-Level Chemistry" is a university entrance exam. They are different things.
IGCSE Chemistry
Cambridge 0620 / 0971 · Edexcel 4CH1
Every IGCSE Chemistry topic, from states of matter to organic chemistry. See particles, bonds and reactions first, then build up to exam questions. Works for both Cambridge and Edexcel.
A-Level Chemistry
Cambridge 9701 · Edexcel International A Level
A-Level Chemistry (AS + A2) for future medics and engineers: 3D molecular shapes, organic mechanisms, equilibria and kinetics, the topics that are hardest when you cannot picture them.
IB Chemistry SL/HL
IB Diploma Programme · first assessment 2025
IB Diploma Chemistry at SL and HL, following the new Structure / Reactivity framework, with the connections between topics made visible. Live lessons can help you plan your IA.
Thai curriculum Chemistry (M.4–M.6 + TCAS)
หลักสูตร สสวท. · TCAS A-Level เคมี
Thai national curriculum chemistry (M.4–M.6) and preparation for the TCAS A-Level Chemistry exam, using the same animations as the international courses, explained in Thai.