The benefit of combining teacher-direction with contrasted presentation of algebra principles
Crossref DOI link: https://doi.org/10.1007/s10212-020-00468-3
Published Online: 2020-03-05
Published Print: 2021-03
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Ziegler, Esther http://orcid.org/0000-0002-5282-2028
Edelsbrunner, Peter A.
Stern, Elsbeth
Text and Data Mining valid from 2020-03-05
Version of Record valid from 2020-03-05
Article History
Received: 3 June 2019
Revised: 20 December 2019
Accepted: 7 February 2020
First Online: 5 March 2020