1Jonassen,D.(2000).Computers as mind tools for schools.Upper Saddle River,NJ:Merrill,2000,207.
2Kozma,R.(1991).Learning with media.Review of Educational Research, 1991,61(2):179-211.
3Maddux,C.,Johnson,D.& Willis,J.(2001).Educational computer:Learning with tomorrow's technologies.Boston:Allyn and Bacon.2001,253.
4Mayer,R.& Anderson,R.(1992).The instructive animation:Helping students build connections between words and pictures in multimedia learning.Journal of Educational Psychology,1992(84):444-452.
5Mayer,R.E. & Sims V.K.(1994).For whom is a picture worth a thousand words? Extensions of a dual coding theory of multimedia learning. Journal of Educational Psychology,1994,86(3):389-401.
6Mayer,R.E.& Moreno R.(1998).A split-attention effeet in multimedia learning:evidence for dual processing systens workingmemory.Journal of Educational Psychology,1998,90(2):312-320.
7Peter,E.D.(2002).Multimedia learning:empirical results and practical applications [DB/OL].Retrieved at http://edpsychserver.ed.vt. edu/workshops/edtech/pdf/muhimedia.pdf.
8Paivio,A.(1991).Dual-coding theory:Retrospect and current status. Canadian Journal of Psychology,1991,45(93):255-287.
9Paivio,A.(1986).Mental representations:a dual coding approach. Oxford,England:Oxford University Press,1986,53.
10Schwartz,J.E. & Beichner,R.J.(1999).Essentials of educational technology.Boston:Allyn and Bacon.1999,8.