Ufer, Stefan; Kaiser, Anna; Niklas, Frank; Gabler, Laura (2024): I have three more than you, you have three less than me? Levels of flexibility in dealing with additive situations. Frontiers in Education, 9: 1340322. ISSN 2504-284X
Schiele, Tina; Mues, Anna; Wirth, Astrid; Christner, Natalie; Paulus, Markus; Birtwistle, Efsun; Niklas, Frank (2024): Bridging the gap: A longitudinal study on the relation between preschool children’s moral self-concept, normative stances, and sharing behavior. Social and Emotional Learning: Research, Practice, and Policy, 3: 100027. ISSN 27732339
Niklas, Frank; Birtwistle, Efsun; Wirth, Astrid; Schiele, Tina; Mues, Anna (2022): App-based learning for kindergarten children at home (Learning4Kids): Study protocol for cohort 2 and the school assessments. BMC Pediatrics, 22 (1). ISSN 1471-2431
Mues, Anna ORCID: 0000-0001-8987-5716; Wirth, Astrid ORCID: 0000-0003-1126-141X; Birtwistle, Efsun ORCID: 0000-0002-6958-5882; Niklas, Frank ORCID: 0000-0002-3777-7388 (2022): Associations between children´s Numeracy Competencies, Mothers' and Fathers' Mathematical Beliefs, and Numeracy Activities at Home. Frontiers in Psychology, 13: 835433. ISSN 1664-1078