TY - JOUR A1 - Kalas, Ivan T1 - Programming at Pre-primary and Primary Levels T2 - KEYCIT 2014 - Key Competencies in Informatics and ICT KW - Learning interfaces development KW - computational thinking KW - educational programming KW - primary level KW - pre-primary level Y1 - 2015 UR - https://publishup.uni-potsdam.de/frontdoor/index/index/docId/8258 UR - https://nbn-resolving.org/urn:nbn:de:kobv:517-opus4-82587 SN - 1868-0844 SN - 2191-1940 IS - 7 SP - 29 EP - 31 PB - Universitätsverlag Potsdam CY - Potsdam ER -