Publications and lectures
Einreichende: Christoph Bierschwale, Prof. Dr. Michaela Vogt (beide Universität Bielefeld); Titel: Die Perspektiven der Kategorisierung, Rekategorisierung und Dekategorisierung in ihrer Wechselwirkung mit Unterrichtsmaterialien – eine international-vergleichende Analyse Tagungsband der DGfE Sektionstagung Sonderpädagogik
Educational material in Mathematics

This video explains the creation process of materials into geometric shapes .
School grade level 2


This video explains the creation process of materials for addition and multiplication.
School grade level 3


In this video, the creation process of materials on geometric constructions is explained.
School grade level: 2 - 3

This video explains the creation process of materials for simple multiplication.
School grade level 2

In this video the creation process of materials for calculating up to 100 is explained.
School grade level: 2

In this video, the creation process of materials for calculation strategies for addition tasks is explained.
School grade level: 2 - 3

This video explains the creation process of materials for probability calculations.
School grade level 2

This video explains the the creation process of materials on proportional attribution.
School grade level 7

In this video, the creation process of materials on geometric bodies is explained.
School grade level 3

This video explains the creation process of materials for multiplication and addition.
School grade level 3

This video explains the process of creating materials for probability calculations.
School grade level 2

This video explains the creation process of materials for a station-based class.
School grade level 4

In this video, the creation process of materials on arithmetic number patterns or ANNA numbers is explained.
School grade level 4

This video explains the creation process of materials for displaying and processing data.
School grade level 5

This video explains the process of creating materials for simple arithmetic operations .
School grade levels 1 - 2

This video explains the process of creating materials for probability calculations.
School grade levels 7 - 8