EntityQ8056174· pop 6· linked from 4 articlesYoshimoto CubeSign in to savepolyhedral mechanical puzzle toy invented in 1971Key datesInception1971via Wikidata · CC0Wikidata factsInstance ofmechanical puzzlevia Wikidata · CC0ConnectionsYouTubeConcepttoyEntityCategoriesEducational toysMechanical puzzle cubes