I: Of the Nature of Flatland

II: Of the Climate and Houses in Flatland

III: Concerning the Inhabitants of Flatland

IV: Concerning the Women

V: Of Our Methods of Recognizing One Another

VI: Of Recognition by Sight

VII: Concerning Irregular Figures

VIII: Of the Ancient Practice of Painting

IX: Of the Universal Colour Bill

X: Of the Suppression of the Chromatic Sedition

XI: Concerning Our Priests

XII: Of the Doctrine of Our Priests

XIII: How I Had a Vision of Lineland

XIV: How I Vainly Tried to Explain the Nature of Flatland

XV: Concerning a Stranger from Spaceland

XVI: How the Stranger Vainly Endeavoured to Reveal to Me in Words the Mysteries of Spaceland

XVII: How the Sphere, Having in Vain Tried Words, Resorted to Deeds

XVIII: How I Came to Spaceland, and What I Saw There

XIX: How, Though the Sphere Showed Me Other Mysteries of Spaceland, I Still Desired More; and What Came of It

XX: How the Sphere Encouraged Me in a Vision

XXI: How I Tried to Teach the Theory of Three Dimensions to My Grandson, and with What Success

XXII: How I Then Tried to Diffuse the Theory of Three Dimensions by Other Means, and of the Result