Dear Anna, some weeks ago there was an anouncement for that at Arolsen Archives.
you can ask them for sure!
https://enc.arolsen-archives.org/en/for-schools/
good luck
Jan Braunholz -Frankfurt/M

research for: Braunholz ,Brunholtz, Brunold, Brunhault, Moreno, Hetzer, Voss, Held, Bryks, Kroll, Grundmann, Warzawask, Hildebrand , Fridmann,