ID GE ▁( F uzz ified ▁Inst ruction al ▁Design ▁Development ▁of ▁Game - Like ▁En viron ments ) ▁model ▁ ▁This ▁model ▁consists ▁of ▁dynamic ▁phases ▁with ▁f uz zy ▁boundaries , ▁through ▁which ▁instruction al ▁design ers ▁move ▁non - linear ly . ▁The ▁main ▁features ▁are : ▁ ▁The ▁participants ▁include ▁all ▁act ively ▁particip ating ▁learn ers ▁and ▁exper ts ▁ ▁Teams ▁are ▁composed ▁of ▁mult id is cipl inary , ▁multi - sk illed ▁game - play ers ▁ ▁The ▁environment ▁is ▁so cio - organ iz ational ▁and ▁cultural ▁ ▁The ▁process ▁is ▁dynamic , ▁f uz zy , ▁non - linear , ▁and ▁cre ative ▁ ▁Based ▁on ▁evaluation , ▁change ▁is ▁continuous ▁ ▁E valu ation ▁is ▁also ▁continuous , ▁iter ative , ▁form ative ▁and ▁summ ative , ▁embedded ▁into ▁each ▁phase ▁ ▁Time ▁management ▁and ▁sched uling ▁is ▁vital ▁for ▁success , ▁as ▁well ▁as ▁the ▁management ▁of ▁a ▁good ▁leader ▁ ▁The ▁model ▁is ▁suitable ▁for ▁game - like ▁learning ▁environments ▁and ▁educational ▁games , ▁for ▁nov ice ▁to ▁expert ▁level ▁instruction al ▁design ers ▁and ▁learn ers . ▁ ▁Virtual ▁world s ▁in ▁instruction al ▁simulation ▁ ▁A ▁virtual ▁world ▁is ▁an ▁interactive ▁ 3 - D ▁environment ▁where ▁users ▁are ▁imm ers ed ▁in ▁the ▁environment . ▁Users ▁can ▁manipulate ▁the ▁environment ▁and ▁interact ▁with ▁other ▁users . ▁Depending ▁on ▁the ▁degree ▁of ▁imm ersion , ▁users ▁can ▁begin ▁playing ▁a ▁game , ▁interact ▁with ▁other ▁users , ▁attend ▁sem