Here are the math tasks used during the mobilities included in the Erasmus+ project STEAM Time - Solve UNESCO Crime.
Croatia meeting, 5-9 November 2018:
Math tasks Croatia.pdf
Italy meeting, 25-29 March 2019:
Math tasks Italia.pdf
Romania meeting, 30 September- 4 October 2019:
Math tasks Romania.pdf
The Netherlands digital meeting, 1-4 June 2021:
Math tasks The Netherlands.pdf
Even if the Poland meeting was canceled, the polish team prepared maths tasks:
Math tasks Poland.pdf