Phylogenetic trees are important tools for teaching and understanding evolution, yet students struggle to read and interpret them correctly. In this study, we extend a study conducted by Catley and Novick (2008) by investigating depictions of evolutionary trees in US textbooks. We investigated 1197 diagrams from 11 German and 11 United States…

The International Association for the Evaluation of Educational Achievement (IEA) Research for Education series represents a further effort by IEA to capitalize on it's unique datasets, so as to provide powerful information for policymakers and researchers. Each report focuses on a specific topic and is produced by a dedicated team of leading…

Background: Despite the large body of literature regarding student misconceptions, there has been relatively little cross-cultural research to directly compare the prevalence of common scientific misconceptions amongst students from different cultural backgrounds. Whilst previous research does suggest the international nature of many…

This study aimed to describe seventh grade English and Turkish students' levels of understanding of decomposition. Data were analyzed descriptively from the students' written responses to four diagnostic questions about decomposition. Results revealed that the English students had considerably higher sound understanding and lower no understanding…

A recent study (Liu, 2005a, 2005b) revealed a limited number of alternative models of the universe held by young students in Taiwan and in Germany. In line with the previous findings, these alternative models frequently fall into two groups: earth-centred and sun-centred views, which draw a correspondence to the ideas in the European history of…

Explains that many preconceptions and misconceptions ethnically different children bring to science instruction originate in their particular cultural heritage. In many cases these conceptions inhibit or interfere with the learning of scientific concepts. It is advised to impart to teachers with information about this source of difficulties in…