Assessing text quality as an indication of underlying skills still remains challenging; irrespective of the approach, many studies struggle with reliability or validity problems. If writing is considered problem-solving, a report must make the reader understand the described situation and call for its mental reconstruction. Therefore, text quality…

Although the term "radiation" has a fixed place in everyday life as well as in the media, there is very little empirical research on students' conceptions about this topic. In our study we wanted to find out what students associate with this term. In 2009, we asked 509 students (between grade 4 and grade 6) from seven different schools…