TY - JOUR A1 - Siewert, Jörg TI - Logikrätsel JF - Pädagogik SN - 0933-422X PY - 2018 IS - 06 SP - 35 1 DO - 10.3262/PAED1806035 UR - https://content-select.com/index.php?id=bib_view&doi=10.3262%2FPAED1806035 PB - Beltz Juventa CY - 69469 Weinheim RI - ER -