Discussion of problems students have with learning about Newtonian dynamics and kinematics focuses on the assumption that learning is promoted through confronting students with their own misconceptions. A computer-based modelling environment--DYNLAB--is explained, and a study conducted with high school boys in Scotland to test it is described. (29…

Since 1969, Toronto's Metropolitan Separate School Board has been rewarding additional monies to "Special Needs" schools within its jurisdiction in the hope of raising educational opportunity in those schools to a more equitable level. The attempt to arrive at a fair system for determining which schools should receive such assistance led…