Chemistry
From the inside of an atom to the reactions that build everything else.
16 modules
68 chapters
~273 min
Open Chemistry
114 modules · 854 chapters · 92 hours authored
Learn
Pick a subject, then follow a board or exam syllabus, a depth ladder, or a single module — taught through interactive 3D storytelling.
Physics
Motion, forces, fluids, waves, light, charge, heat and the geometry underneath them — every law shown running before it is written down.
18 modules164 chapters~753 minOpen PhysicsMathematics
Every abstraction with something to drag: expressions you can substitute into, equations you can balance, and solution sets you can see.
23 modules279 chapters~2060 minOpen MathematicsBiology
How a cell is built, what its molecules do, and how the instructions are copied and read.
16 modules93 chapters~576 minOpen BiologyEarth Science
One planet, taken apart: plates you can run backwards, an atmosphere you can strip of its ozone, an ocean that sinks in only two places, and ice you can read year by year.
Also covers CBSE Geography, Classes 9 to 12, and UPSC General Studies I
22 modules131 chapters~1055 minOpen Earth ScienceAstronomy
The sky as arithmetic you can move: orbits you can reshape, a magnitude scale that runs backwards, and an expansion with no centre to stand at.
19 modules119 chapters~796 minOpen Astronomy