References
- American Association for the Advancement of Science, Project 2061. 1993 . Benchmarks for science literacy , New York : Oxford University Press .
- Hunter , M. 1982 . Mastery teaching , El Segundo , Calif. : TIP Publications .
- National Research Council. 1996 . National science education standards , Washington , D.C. : National Academy Press .
- Rieck , W. A. 1996 . Teaching in secondary schools , Dubuque , Iowa : Kendall-Hunt .
- Suter , L. E. , ed. 1996 . Indicators of science and mathematics education 1995 , Arlington , Va. : National Science Foundation .