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——— ( 1963) EQUATIONS: The Game of Creative MathematicsNew Haven: Autotelic Instructional Materials .
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——— (1962) WFF 'N PROOF: The Game of Modern Logic. New Haven, Autotelic Instructional Matenals.
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——— and D.L. Main (forthcoming) "The effects of instructional gaming upon absenteeism : the first step."J. of Research in Mathematical Education. (also in Proceedings of the Twelfth Annual Symposium of the National Gaming Council, September 17-19, 1973, pp. 135-158)
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——— and J. Ross (1975) "Instructional gaming as a means to achieve skill in selecting ideas relevant for solving a problem." International J. of Mathematical Education in Sci. and Technology 6 (also in Proceedings of the Fifth Annual Conference of the International Simulation and Gaming Association, West Berlin, May 25-27, 1974)
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——— (1974) "Improving skill in applying mathematical ideas: a preliminary report on the instructional gaming program at Pelham Middle School in Detroit."Proceedings of the Thirteenth Annual Symposium of the National Gaming Council1: 127-136.
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——— (1971) Instructional Math Play (IMP) Kits: Simulations of Computer-Assisted Instruction Programs. New Haven: Autotelic Instructional Materials.
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Allen, L.E., R.W. Allen and J.C. Miller (1966) "Programmed games and the learning of problem-solving skills: the WFFN PROOF example."J. of Educational Research60: 22-26.
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Allen, L.E., R. W.. Allen, and J. Ross (1970) "The virtues of nonsimulation games."Simulation & Games1: 319-326.
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DeVries and K.J.Edwards (1973) "Student terms and instructional games: their effects on cross-race and cross-sex interaction. Report No. 137, in Learning Games and Student Teams: Four Research Reports on Effects in the Classroom. Baltimore: Johns Hopkins University Center for Social Organization of Schools .
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——— (1972) "Learning games and student teams: their effects on classroom processes." Report No. 142, in Learning Games and Student Teams: Four Research Reports on Effects in the Classroom. Baltimore : Johns Hopkins University Center for Social Organization of Schools.
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Edwards, K.J., D. L. DeVries, and J. P. Snyder (1972) "Games and teams: a winning combination."Simulation and Games 3: 247-269. (also Report No. 135, in Learning Games and Student Teams: Four Research Reports on Effects in the Classroom. Baltimore: Johns Hopkins University Center for Social Organization of Schools )
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Egerton, J. (1966) "Academic games: play as you learn."Southern Education Report (March-April): 2-7.
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Henry, K.M. (1973) "The effect of games on cognitive abilities and on attitudes toward mathematics."Ph.D. dissertation, Oregon State University.
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Jeffryes, J. (1969) "Let's play WFFN PROOF."Mathematics Teacher62 (February).