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Feedback and discrepancies of a physical toolkit and a digital toolkit: opportunities and pitfalls for mediating the concept of rotational symmetry. (English)
Leung, Allen (ed.) et al., Digital technologies in designing mathematics education tasks. Potential and pitfalls. Cham: Springer (ISBN 978-3-319-43421-6/hbk; 978-3-319-43423-0/ebook). Mathematics Education in the Digital Era 8, 259-283 (2017).
Classification: U70 G40 G50 D50 D60
1
A study on a contraction in Euclidean plane. (Estudio de una contracción en el plano euclídeo.) (Spanish. English summary)
Bol., Soc. “Puig Adam” Profr. Mat., No. 102, 42-50 (2016).
Classification: G50 G40
2
Sphere, cone, shearing, and stereographic projection. (Kugel, Kegel, Scherung und stereographische Projektion.) (German)
Mathematikinformation 64, 33-56 (2016).
Classification: G50 G60 G70 M50
3
A supplement to Haga’s theorem. II. (Eine Ergänzung zum Satz von Haga. II.) (German)
Wurzel 50, No. 7, 158-162 (2016).
Classification: G40 G50
4
Students’ conceptions of reflection: opportunities for making connections with perpendicular bisector. (English)
J. Math. Behav. 43, 35-52 (2016).
Classification: G40 G50
5
A supplement to Haga’s theorem. I. (Eine Ergänzung zum Satz von Haga. I.) (German)
Wurzel 50, No. 6, 124-127 (2016).
Classification: G40 G50
6
Constants in change. (Unveränderliche in der Veränderung.) (German)
Monoid 36, No. 125, 12-19 (2016).
Classification: G50 H70 E50 N70 I90
7
Away from Euclid $\dots$ and back again? Congruence and transformation geometry in the didactic discussion in the GDR. (Weg von Euklid $\dots$ und wieder zurück? Kongruenz- vs. Abbildungsgeometrie in der didaktischen Diskussion in der DDR.) (German)
Math. Semesterber. 63, No. 1, 93-134 (2016).
Classification: A30 G40 G50 D30
8
The role of virtual manipulatives in high school students’ understanding of geometric transformations. (English)
Moyer-Packenham, Patricia S. (ed.), International perspectives on teaching and learning mathematics with virtual manipulatives. Cham: Springer (ISBN 978-3-319-32716-7/hbk; 978-3-319-32718-1/ebook). Mathematics Education in the Digital Era 7, 213-243 (2016).
Classification: U70 G50 C30
9
Challenging problems. A chessboard inside out. (Uitdagende problemen. Een schaakbord binnenstebuiten keren.) (Dutch)
Euclides 90, No. 6, 23-25 (2015).
Classification: G40 G50
10
An interesting geometric proof of Viviani’s theorem. (English)
Math. Comput. Educ. 49, No. 3, 166 (2015).
Classification: G40 G50 E50
11
Designing mathematics tasks: the role of tools. (English)
Watson, Anne (ed.) et al., Task design in mathematics education. An ICMI study 22. Based on the conference, Oxford, UK, July 2013. Cham: Springer (ISBN 978-3-319-09628-5/hbk; 978-3-319-09629-2/ebook). New ICMI Study Series, 191-225 (2015).
Classification: G50 U70 U60 G40
12
Projective geometry. (Géométrie projective.) (French)
Références Sciences. Paris: Ellipses (ISBN 978-2-340-00505-1/pbk). 144~p. (2015).
Classification: G50 G90
13
Understanding angle and angle measure: a design-based research study using context aware ubiquitous learning. (English)
Int. J. Technol. Math. Educ. 22, No. 1, 19-30 (2015).
Classification: G50 U70 C30
14
Transfer of straight line motions into circular ones. Or: a locomotive’s drive. (Übertrag von geradlinigen in Kreisbewegungen. Oder: Antrieb einer Lokomotive.) (German)
Monoid 35, No. 121, 9-14 (2015).
Classification: G50 G70 M50
15
Report from the MMA: rooms that cannot be illuminated. (Bericht von der MMA: Unbeleuchtbare Räume.) (German)
Monoid 35, No. 121, 3-7 (2015).
Classification: G40 G50 G90 M50
16
IMP 2014. (English)
Math. Teach. (Derby) 246, 30-35 (2015).
Classification: G40 G50 F60
17
Of nonagons and non-nonagons. (English)
Math. Sch. (Leicester) 44, No. 1, 39 (2015).
Classification: G40 G50
18
Axial symmetry: from playing to formalizing. A conception of Dienes’ approach. (Achsensymmetrie: vom Spielen zum Formalisieren. Eine Vorstellung von Dienes’ Ansatz.) (German)
Ludwig, Matthias (ed.) et al., Geometrie zwischen Grundbegriffen und Grundvorstellungen Jubiläumsband des Arbeitskreises Geometrie in der Gesellschaft für Didaktik der Mathematik. Wiesbaden: Springer Spektrum (ISBN 978-3-658-06834-9/pbk; 978-3-658-06835-6/ebook). 179-191 (2015).
Classification: G50 D80 U60
19
The geometry of Tetris. (English)
Math. Teach. (Reston) 108, No. 1, 58-62 (2014).
Classification: G50 U70 A20
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