Attitudes have gained much attention for supporting the successful implementation of inclusive education. There is evidence that students' attitudes towards joint lessons with students with special educational needs (SEN) affect peer relations in classrooms. But much less is currently known about the relationships between teachers' and students'…

In the last decades, many research projects have indicated that, especially for children with mathematical difficulties, procedural training programs seem to be very helpful in promoting learning of multiplicative routines such as the times table. However, there is less knowledge about whether and how a conceptual understanding of multiplication…

The aim of the present study was to investigate the associations between elementary school children's mathematical achievement and their conservation abilities, visuospatial skills, and numerosity processing speed. We also assessed differences in these abilities between children with different types of learning problems. In Study 1 (N = 229), we…

Children with literacy difficulties often suffer from a variety of co-occurring externalizing and internalizing difficulties, as well as comorbid ADHD. Therefore, these externalizing and internalizing problems might be more related to comorbid ADHD, rather than being a correlate of literacy difficulties per se. In the present study, we…