5th European Championship in Mental Calculation for Students (9 to 19 years)

Datum: 
20. May 2020 (All day)
21. May 2020 (All day)
22. May 2020 (All day)
23. May 2020 (All day)
Stadt: 
Basel

5th European Championship in Mental Calculation for Students (9 to 19 years)

Basel - Switzerland
20 - 23 May 2020
https://mittring-calculation.jimdofree.com/