How many movies have Justus von Dohnányi and Sven Unterwaldt Jr. collaborated on?

They have worked on 3 movies together! Their first movie together was Help, I Shrunk My Teacher (2015) while their highest rated movie together was The School of the Magical Animals 2 (2022). They have not worked together since The School of the Magical Animals 2 (2022). They are most known for their family films together.