We studied how the distal policy mechanisms of curricular aims and objectives articulated in official curriculum documents influenced classroom instruction, and the factors that were associated with the enactment of those curricular aims and objectives. The study was set in the U.S. context, where there is an ambitious effort to transform…

Introduction: Data were collected from youths with visual impairment about their experiences with tactile graphics and braille materials used in mathematics and science classes. Methods: Youths answered questions and explored four tactile graphics made using different production methods. They located specific information on each graphic and shared…

We investigate how students connect explanations and arguments from evidence about plant growth and metabolism--two key practices described by the "Next Generation Science Standards". This study reports analyses of interviews with 22 middle and high school students postinstruction, focusing on how their sense-making strategies led them…

The latest available statistics for 1958-59 indicate there were 8,084 small schools and that they had enrolled in them 1,650,000 pupils. It is a matter of conjecture how much these figures will be reduced in the next 10 years, but there is considerable doubt that the reduction will be a truly significant one. In any event the current figures are…