References

Met WWC evidence standards

Baker, J. J. (1997). Effects of a generative instructional design strategy on learning mathematics and on attitudes towards achievement. Dissertation Abstracts International, 58 (7), 2573A. (UMI No. 9800955).

Met WWC evidence standards with reservations

Hedges, L. V., Stodolsky, S. S., Mathison, S., & Flores, P. V. (1986). Transition Mathematics Field Study. Chicago: University of Chicago.

Thompson, D. R., Senk, S. L., Witonsky, D., Usiskin, Z., & Kaeley, G. (2005). An evaluation of the second edition of UCSMP Transition Mathematics. Chicago: University of Chicago School Mathematics Project.