\input zb-basic \input zb-matheduc \iteman{ZMATH 2010f.00701} \itemau{M\"uller, Jan Hendrik} \itemti{How to integrate DQMEII ideas in a teaching sequence with the topic volume.} \itemso{Henn, Hans-Wolfgang (ed.) et al., Planting mathematics. First annual publication of the Comenius-Network Developing Quality in Mathematics Educations II -- DQME II. Dortmund: TU Dortmund (ISBN 978-3-921823-42-2). 96-107 (2008).} \itemab Summary: This text describes a teaching unit concerning the topic volume of prisms which was taught in class 8 (age 14) in Germany. Ideas of the project DQMEII have been integrated in a way that self-regulated learning and reality-orientated tasks have been especially taken into account when planning the unit. \itemrv{~} \itemcc{G33 D43 M13} \itemut{solid geometry; volume; prisms; lower secondary; application-oriented teaching; mathematical applications} \itemli{} \end