Brandenburg started the pilot project "Inclusive Primary Schools" (PING) in the school year 2012/2013. 35 of these pilot primary schools were scientifi cally supported (cp. Spörer, Schründer-Lenzen, Vock & Maaz, 2015). In this article we report fi ndings on the social self-concept, how children experience the class climate, and how they feel accepted by their teachers. Th e study examined 1,435 children in 61 inclusive 2 nd and 3 rd 1 Die in diesem Beitrag dargestellten Befunde wurden bereits im Abschlussbericht des Pilotprojekts "Inklusive Grundschule" berichtet.