Media type: E-Article Title: Learning Sciences Research and Pasteur’s Quadrant Contributor: Klahr, David imprint: Informa UK Limited, 2019 Published in: Journal of the Learning Sciences Language: English DOI: 10.1080/10508406.2019.1570517 ISSN: 1050-8406; 1532-7809 Keywords: Developmental and Educational Psychology ; Education Origination: Footnote: