Digital games and Mathematics education. Abstraction and spatial reasoning in "The Sims".
«Ανθεκτικοί (resilient) μαθητές στα Μαθηματικά: Η επίδραση του περιβάλλοντος μάθησης του σχολείου»
Toulmin's scheme for proof teaching in High school Geometry.
Linking syntactic and semantic proof in the teaching of analytic geometry in grade 11
The contribution of teachers' collaboration within the school community to the performance of students in Mathematics and Natural Sciences
Evaluating mathematical cretivity using multiple solutions tasks
The immigrants students in the class of mathematics: A study with students, parents, teachers.
Semantic approach in mathematical proof teaching: a systematic identification of teaching practices
Studying the introduction of Algebra in the First High School: Teaching designs, materials and teaching practices of teachers
The teaching of geometric transformations in primary school through a comparative analysis of tasks in mathematics textbooks.
Logical Fallacies in Informal Logic
The philosophy of Mathematics by G. C. Rota
The views of high school students about the validity of evidential arguments in Algebra: A systemic approach.
The role of visualization in the understanding of the limit concept in visually impaired students
From harmonic quadrants to excessive metric: a historical course with teaching extensions.
Mathematical Induction in Ancient Greek Mathematics
On the occasion of Morley theorem: The validation of figure within the frame of Euclidean geometry.
Exploiting Paradoxes in Teaching Probability and Statistics in Secondary Education
studying the differentiation in teaching of mathematics in the secondary school
Counting strategies of objects and reasoning in spatial, numerical and geometrical tasks