| Albania phone codes (1 digit) | Can you guess Albania's 1 digit phone codes? | 10/03/2025 | 10/03/2025 |
| Albania subdivisions (lvl1): counties | | 14/03/2025 | 14/03/2025 |
| Albania subdivisions (lvl2): municipalities | | 14/03/2025 | 14/03/2025 |
| Albania subdivisions (lvl3): administrative units | | 14/03/2025 | 14/03/2025 |
| Andorra subdivisions (lvl1): parishes | | 14/03/2025 | 14/03/2025 |
| Arabic language quiz | Can you transliterate the Arabic placenames? | 10/03/2025 | 10/03/2025 |
| Argentina - 100 most populated cities | | 16/07/2025 | 16/07/2025 |
| Argentina - 50 most populated cities | | 16/07/2025 | 16/07/2025 |
| Argentina - 50 most populated cities (excluding suburbs) | | 16/07/2025 | 16/07/2025 |
| Argentina phone codes (2 digits) | Can you guess Argentina's 2 digit phone codes? | 10/03/2025 | 10/03/2025 |
| Argentina phone codes (3 digits) | Can you guess Argentina's 3 digit phone codes? | 10/03/2025 | 10/03/2025 |
| Argentina subdivisions (lvl1): provinces | | 14/03/2025 | 14/03/2025 |
| Argentina subidivisions (lvl2): departments | | 14/03/2025 | 14/03/2025 |
| Australia subdivisions (lvl1): states | | 14/03/2025 | 14/03/2025 |
| Australia sudivisions (lvl2): counties | | 14/03/2025 | 14/03/2025 |
| Austria phone codes (2 digits) | Can you guess Austria's 2 digit phone codes? | 10/03/2025 | 10/03/2025 |
| Austria subdivisions (lvl1): states | | 14/03/2025 | 14/03/2025 |
| Austria subdivisions (lvl2): districts | | 14/03/2025 | 14/03/2025 |
| Bangladesh subdivisions (lvl1): divisions | | 14/03/2025 | 14/03/2025 |
| Bangladesh subdivisions (lvl1): regions in Bengali | | 14/03/2025 | 14/03/2025 |
| Bangladesh subdivisions (lvl2): districts | | 14/03/2025 | 14/03/2025 |
| Bangladesh subdivisions (lvl2): districts in Bengali | | 14/03/2025 | 14/03/2025 |
| Bangladesh subdivisions (lvl3): subdistricts / upazila | | 14/03/2025 | 14/03/2025 |
| Belgium phone codes (2 digits) | Can you guess Belgium's 2 digit phone codes? | 10/03/2025 | 10/03/2025 |
| Belgium subdivisions (lvl1): regions | | 14/03/2025 | 14/03/2025 |
| Belgium subdivisions (lvl2): provinces | | 14/03/2025 | 14/03/2025 |
| Belgium subdivisions (lvl3): arrondissements | | 14/03/2025 | 14/03/2025 |
| Belgium subdivisions (lvl4): municipalities | | 14/03/2025 | 14/03/2025 |
| Bengali language quiz | Can you transliterate the Bengali placenames? | 10/03/2025 | 10/03/2025 |
| Bhutan subdivisions (lvl1): districts / dzongkhag | | 14/03/2025 | 14/03/2025 |
| Bhutan subdivisions (lvl1): districts in Dzongkha | | 14/03/2025 | 14/03/2025 |
| Bhutan subdivisions (lvl2): blocks | | 14/03/2025 | 14/03/2025 |
| Bhutan subdivisions (lvl2): blocks in Dzongkha | | 14/03/2025 | 14/03/2025 |
| Bolivia phone codes (1 digit) | Can you guess Bolivia's 1 digit phone codes? | 10/03/2025 | 10/03/2025 |
| Bolivia subdivisions (lvl1): departments | | 14/03/2025 | 14/03/2025 |
| Bolivia subdivisions (lvl2): provinces | | 14/03/2025 | 14/03/2025 |
| Bolivia subdivisions (lvl3): municipalities | | 14/03/2025 | 14/03/2025 |
| Botswana subdivisions (lvl1): districts | | 14/03/2025 | 14/03/2025 |
| Brazil phone codes (2 digits) | Can you guess Brazil's 2 digit phone codes? | 10/03/2025 | 10/03/2025 |
| Brazil post codes (2 digits) | Can you guess Brazil's 2 digit post codes? | 13/03/2025 | 13/03/2025 |
| Brazil subdivisions (lvl1): states | | 14/03/2025 | 14/03/2025 |
| Brazil subdivisions (lvl2): municipalities | | 14/03/2025 | 14/03/2025 |
| Bulgaria phone codes (2 digits) | Can you guess Bulgaria's 2 digit phone codes? | 10/03/2025 | 10/03/2025 |
| Bulgaria subdivisions (lvl1): provinces | | 14/03/2025 | 14/03/2025 |
| Bulgaria subdivisions (lvl1): provinces in Cyrillic | | 14/03/2025 | 14/03/2025 |
| Bulgaria subdivisions (lvl2): municipalities | | 14/03/2025 | 14/03/2025 |
| Bulgaria subdivisions (lvl2): municipalities in Cyrillic | | 14/03/2025 | 14/03/2025 |
| Cambodia phone codes (2 digits) | Can you guess Cambodia's 2 digit phone codes? | 11/03/2025 | 11/03/2025 |
| Cambodia subdivisions (lvl1): provinces | | 14/03/2025 | 14/03/2025 |
| Cambodia subdivisions (lvl1): provinces in Khmer | | 14/03/2025 | 14/03/2025 |