The purpose of this dissertation is to identify quality indicators for visual based learning material for technology education classes for grades 6th to 9th. This is a three round Delphi study aimed in answering the following research question. RQ: What are the quality indicators that contribute to the successful selection of visual-based learning…

Background: Recent effectiveness studies have investigated the relationship between two dimensions of effectiveness -- namely, quality and equity. Specifically, the question of whether effective schools can also reduce the initial differences in student outcomes attributed to student background factors has been examined. In this context, the…

Acknowledging the fact that teachers are at the heart of any educational reform effort, the European Union funded project EarlyStatistics aims to enrich European children's learning of statistics by offering their mathematics teachers a high-quality online professional development program. A central conviction underlying the design of the program…