Here the students have posted their ideas for the logo of this project:

HTTP Link to directly access:
https://linoit.com/users/gordanadivic/canvases/Logo--History_of_Math?inner=1

 

After they have had posted their ideas, they had voted for the best one in a poll:

https://www.polleverywhere.com/multiple_choice_polls/aUyF68BsgtkI9Wm 

so we got the winner logo: