Ivane Brlić - Mažuranić, Prigorje Brdovečko, Croatia

We've had a presentation of Mesopotamian maths by Ela, a 5th-grade student. 

https://drive.google.com/open?id=1NZ4CO0uuiMh7qrLiG54nBIJBFdRDAjWN

Kako su računali: OŠ "Branko Radičević" Smederevo:

https://www.slideshare.net/MirjanaKokeri/istorija-matematike-233022409