EntityQ2141657· pop 16· linked from 22 articlesSproutsSign in to savePaper and pencil gameConnectionsmathematicsEntityHebrewEntityInternational Standard Book NumberEntityUniversity of CambridgeEntitydigital object identifierEntityPhariseesEntityBrussels sproutsEntityparityEntitygraphEntityQ118398EntityCarnegie Mellon UniversityEntityJohn Horton ConwayEntityUniversity of UtahEntityEuler characteristicEntityplanar graphEntityPenguin BooksEntitydegreeEntityPiers AnthonyEntitymodulo operationEntityElwyn Ralph BerlekampEntityCategoriesJohn Horton ConwayMathematical gamesPaper-and-pencil games