▁design , ▁and ▁lear ner ▁control ▁ ▁Development ▁– ▁a ▁collaboration ▁between ▁program mers , ▁graph ic ▁artists , ▁writers , ▁subject ▁matter ▁exper ts , ▁and ▁others ▁during ▁which ▁the ▁educational ▁product ▁is ▁fully ▁developed ▁ ▁Im plementation ▁and ▁E valu ation ▁– ▁deliver ing ▁the ▁final ▁product ▁to ▁the ▁learn ers ▁and ▁evalu ating ▁whether ▁the ▁goals ▁were ▁met . ▁ ▁AD DI E ▁is ▁an ▁example ▁of ▁an ▁Inst ruction al ▁Systems ▁Design ▁( IS D ) ▁model . ▁ ▁Effect iveness ▁of ▁ped ag ogy ▁ ▁When ▁design ing ▁V LE s ▁more ▁functions ▁need ▁to ▁be ▁considered ▁than ▁in ▁design ing ▁traditional ▁learning ▁modal ities . ▁The ▁process ▁of ▁virtual ▁learning ▁consists ▁of ▁organiz ational , ▁quality ▁control , ▁correction al ▁and ▁predict able ▁procedures . ▁For ▁example , ▁the ▁effect iveness ▁of ▁the ▁organization ▁of ▁student ▁self - learning ▁- ▁called ▁the ▁‘ ped agog ical ▁and ▁did act ical ▁function ’ ▁in ▁V LE s , ▁will ▁depend ▁on ▁the ▁following : ▁▁ ▁Online ▁content ▁that ▁satisfies ▁the ▁requirements ▁of ▁subject ▁matter ▁standards , ▁while ▁at ▁the ▁same ▁time ▁allows ▁eng ages ▁students ▁‘ inter est ▁in ▁the ▁process ▁of ▁learning . ▁For ▁example , ▁open ▁ended ▁inqu iry - based ▁approaches ▁to ▁learning ▁allow ▁students ▁to ▁have ▁some ▁room ▁to ▁purs ue ▁individual ▁interests . ▁ ▁Level ▁of ▁inter activity ▁of ▁learning ▁environment , ▁to ▁increase ▁motiv ation ▁and ▁hands - on ▁opportun ities ▁for ▁learn ers . ▁Sim ulation ▁and ▁animation ▁provide ▁excellent ▁mult