EntityQ1850636· pop 24· linked from 155 articlesNecker cubeSign in to savesimple wire-frame drawing of a cube that can be perceived ambiguously with respect to the cube's orientationConnectionsambiguityEntitySpinning DancerEntityInternational Standard Book NumberEntitymapEntityscience fictionEntityFerdinand de SaussureEntitydigital object identifierEntityparallelogramEntityInternational Standard Serial NumberEntitycrystallographyEntityphenomenologyEntityillusionEntityQ180686Entityhuman brainEntityoptical illusionEntityQ229883Entityop artEntityvisual impairmentEntitypareidoliaEntitytrompe-l'œilEntityCategories1832 introductionsCubesImpossible objectsOptical illusions