Mathematics Domino Tournament
5001
Mathematics Domino Tournament
Sofia Festival of Science 2018
5002
Sofia Festival of Science 2018
Non-formal Education Days 2018
5003
Non-formal Education Days 2018
Symmetry in Mathematics and Art
5004
Symmetry in Mathematics and Art
Sofia festival of science 2019
5005
Sofia festival of science 2019
15th "ASTROPARTY BAYCAL"2019
5006
15th "ASTROPARTY BAYCAL"2019
"Mathematics and Art" with Tonediko
5007
"Mathematics and Art" with Tonediko
Non-formal Education Days 2019
5008
Non-formal Education Days 2019