Thanks to the International Centre for STEM Education (ICSE) at the University of Education Freiburg (Germany), we are sharing with you a set of international Quarterly Problems in mathematics, science and others within a sustainability topic.
This page is hence divided into three sections:
- Quarterly Problem (Mathematics)
- Quarterly Problem (Science)
- Quarterly Problem (Green Edition)
1. Quarterly Problems (Mathematics)
Problem A: On fire!



Problem B: Round up, please!


2. Quarterly Problem (Science)
Problem A: Animal footprints


Problem B: Love is all around!


3. Quarterly Problem (Green Edition)
Problem A: Off on holiday!

