NTL is an abbreviation for Naturwisssenschaftliche-Technische-Lehrmittel which translates as Scientific and Technical Teaching Aids. The NTL group of companies develops, manufactures and markets high quality experiment systems for physics. The first NTL products were designed in 1985. The current range of products has grown to over 2000 items the majority of which are own designed products developed in collaboration with experienced teachers. The overall aim is to explain scientific laws and principles to all students using high quality and simple to use equipment.