1. The effectiveness of a computer program in helping kindergarten students learn the concepts of left and right;Carlson;Journal of Computing in Childhood Education,,1998
2. The effects of computerized picture- word processing on kindergartners' language development;Chang;Journal of Research in Childhood Education,1990
3. The motivational effect of advisement on attendance and achievement in computer- based instruction;Clariana;Journal of Computer-Based Instruction,1993
4. Feuerstein , R. Rand , Y. Hoffman , M.B. 1979 University Park Press