How to Cast the I Ching with Three Coins (And Why the Ritual Matters)

The I Ching's three-coin method is the workhorse of the world's oldest oracle — simpler than the ancient yarrow-stalk ritual, old enough to have at least a thousand years of practice behind it, and still the way most people consult the Book of Changes today. It takes three identical coins, a piece of paper, and about ten minutes. Here's the whole thing.

First, the question. Hold one real question — something you're genuinely undecided about, phrased as what do I need to understand rather than will I get what I want. The tradition is blunt about this: the oracle answers sincerity and ignores fishing expeditions. What do I need to understand about taking this job beats will I be rich, every time.

Now cast. Assign the two sides of your coins values: heads is three, tails is two. Shake all three coins together and let them fall. Add the values — you'll always get six, seven, eight, or nine. Write the number down. Repeat five more times, six throws in total, building from the bottom line upward.

Each number is a line. Seven is a solid yang line; eight is a broken yin line. Six is a broken line that is moving — caught in the act of becoming yang. Nine is a solid line that is moving, becoming yin. Stack your six lines bottom to top and you have a hexagram: one of sixty-four possible figures, each with a name, a judgment, and three thousand years of commentary.

If any of your lines were moving, you get two more things. The verses attached to those specific lines are the heart of your answer — read them first. Then flip each moving line to its opposite: the result is a second hexagram, the relating hexagram, read as where the situation is heading. No moving lines means the situation is stable, and the hexagram's main text is your whole answer.

Why not just press a button? You can — our casting tool handles the probabilities honestly, moving lines included. But the ritual earns its keep. Six slow throws is six built-in pauses; by the fourth throw you've usually stopped performing the question and started actually asking it. Practitioners have said for centuries that the stilling of the mind is half the consultation. Jung went further and built a whole theory — synchronicity — around why a random process keeps producing fitting answers.

One consultation, one question, asked once — then sit with the answer before reaching for another throw. If you're new to the oracle entirely, the beginner's guide covers how to read what you get. Coins optional, sincerity not.

For entertainment purposes only.