Or-Bach, R.

teacher material process technology education e-learning content language course approach xml technology development example dictionary presentation markup education institute xml technologies metadata tags college reusability support figure subject matter xsl files xml tags document teaching student chemical markup language xml approach design e-learning implementation program matter guideline institute interaction scalability metadata subject implementation group mechanism topic schema facility issue paper model web browser markup language conception subject matters flexibility community meaning stage interface design exercise expert computer level standardization interaction facilities development process practice quality assurance learner profile xml-cml.org object track objective advantage fitzpatric future plans use markup language mathml project science xml content files extensible markup language