See How Investing Works: One Diagram at a Time

A free collection of investing diagrams grouped by topic, each explaining one idea in one picture: what a stock is, how a balance sheet is laid out, how a moving average works, how a market cycle turns. Search it, swipe through a topic, and open any diagram full size.

Yes. Every diagram is free to view and open full size, with no account, no card and no email. The free course, the simulator, the tools and the glossary are free too.

Complete beginners who understand an idea faster by seeing it, and anyone revising before a quiz. Each diagram stands on its own, so you can dip in for a single idea.

With Stock Market Basics, then Investing Fundamentals and Portfolio Construction. The topics run roughly in the order the free course teaches them, from your first share to valuation, charts, psychology and the economy.

Stock market basics, investing fundamentals, portfolios and risk, strategies, fundamental analysis, financial statements, valuation and ratios, dividends, ETFs and funds, chart reading, order types, market psychology, economics, and markets and sectors.

Type a word such as dividend, moat or RSI into the search box, or tap a topic. Matching diagrams stay on the page and the rest step aside, so you can jump straight to the one you need.

Yes. Tap or click any card and the full size diagram opens, ready to zoom on a phone. The cards are small previews so the library loads quickly.

No. A diagram shows one idea at a glance. The free course explains it in order, with examples and a quick check after each lesson. Use the two together.

Yes. They are reviewed by the editorial team under the same standards as the lessons, and confirmed errors are fixed and logged. The chart pattern diagrams, for example, were corrected on 7 October 2026.

No. The diagrams are general education about how markets and investing work. They do not recommend any stock, fund or strategy for you.