Symmetry – ngfl Cymru – Greg Morgan January 29, 2016 adminMixed Symmetry Add to BookmarksA variety of activitiesOpen Activity Other Suggested Activities Polyhydra - NGFL CymruInvestigate faces, edges and vertices of polyhedra Fractions - ngfl CymruIntroducing fractions Polyhydra - NGFL CymruInvestigate faces, edges and vertices of polyhedra