§01 · Learn
Start with something free
Free · in your browserVirtual LabChange a variable, watch the graph respond: enzyme kinetics, titration and circuits.Free · textbooksFree booksThe best free textbooks in biology, chemistry, physics and AI, with a note on who each is for.2 minutesAI readiness quizEight questions, a personal result and one clear next step. Your answers stay in your browser.Free · sourcedScience articles15 plain-English articles, each with its sources listed at the end.EssaysField NotesStress, habits and the stories we tell ourselves, written for people who like to think.Live · privatePrivate lessonsChemistry, biology and biochemistry, taught live online.
§02 · Play
Two quick science games
A few minutes each. They work with a mouse, a finger or the keyboard.
Symbol match
Match each chemical symbol with its element name. Fewer moves is better.
Acid, base or neutral?
Sort ten everyday liquids. The pH values are approximate and vary by product.
Press New game to start.
Want to go deeper?
Book a private chemistry or biology lesson, or join the live AI course from 1 December 2026.