Lessons by subject

The Morlex AI library is a collection of 11 interactive lessons you can open without an account. Each lesson has exercises and a version to read.

Science lessons

How Black Holes WorkCompress anything enough and its escape velocity passes the speed of light. That is the whole trick.20 min.
The Solar SystemOne star holding 99.8% of the mass, and eight planets working out the rest among themselves.18 min.

Mathematics lessons

Understanding DerivativesGrab the tangent line and drag it — the derivative is the number under your finger.22 min.

Technology lessons

Biology lessons

History lessons

World War IISix years, six continents, and a handful of decisions that turned the whole thing.25 min.

Economics lessons

Supply and DemandTwo lines crossing — and the reason prices move when nobody decides to move them.18 min.

Chemistry lessons

How a Battery WorksA chemical reaction kept waiting for a wire — and everything that follows from that.20 min.