PolyU Library
Journal Call no.HD9971.A8
Article TitleSchool stationery : R&D emphasis turns to dual use and safety : notable are liquid-filled rulers that work as toys, pencil cases with calculator functions, and art materials certified nontoxic.
Is Part OfAsian sources gifts & home products ; v.16, no.8, Nov 1997, p.708-710, +12p., illus.