| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,330 |
| Rivers of the United States | 0 | - | 4.93 | 66,542 |
| Oceania Map Quiz | 0 | - | 4.98 | 657,927 |
| African Great Lakes | 0 | - | 4.82 | 66,794 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,288 |
| Top 10 European Countries by Coastline | 0 | - | 4.88 | 138,631 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,550 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,613 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,790 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,265 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,899 |
| Bay of Bengal Countries With an Empty Map | 0 | - | 4.67 | 75,677 |
| Australian States and Territories | 0 | - | 4.96 | 142,628 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,447 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,808 |
| Flags of Oceania | 0 | - | 5.00 | 261,866 |
| African Physical Geography | 0 | - | 4.51 | 31,786 |
| Asian Physical Geography | 0 | - | 4.61 | 35,596 |
| New Zealand Country Quiz | 0 | - | 4.70 | 76,210 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 48,200 |
| Regions of New Zealand | 0 | - | 4.84 | 28,671 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,575 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,167 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,520 |
| Europe Map Quiz | 0 | - | 5.00 | 4,780,883 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,716 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,157 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,287 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,242 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.91 | 116,226 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,451,114 |
| Africa Map Quiz | 0 | - | 5.00 | 2,126,055 |
| Asia Map Quiz | 0 | - | 4.99 | 923,101 |
| European Physical Geography | 0 | - | 4.26 | 33,572 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,208 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,229 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,356 |
| South China Sea Countries | 0 | - | 4.78 | 57,808 |
| Countries of Africa | 0 | - | 5.00 | 2,553,107 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,698 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,386,256 |
| United States Map Quiz | 0 | - | 4.98 | 4,167,903 |
| Australia Map Quiz | 0 | - | 4.95 | 345,783 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,734 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,669 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,253,911 |
| Flags of Asia Quiz | 0 | - | 4.99 | 618,314 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,292 |
| Countries with Wild Tigers | 0 | - | 4.96 | 137,139 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,432 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,333,821 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,630 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,748 |
| The Only European Country ... | 0 | - | 4.91 | 218,375 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.88 | 87,446 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,461 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,165 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,842 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,029,004 |
| Countries Closest to the Aegean Sea | 0 | - | 4.75 | 66,992 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 643,200 |
| South America Map Quiz | 0 | - | 5.00 | 1,554,147 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,690 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,420 |
| Flags of Africa Quiz | 0 | - | 5.00 | 475,820 |
| Flags of North and South America | 0 | - | 4.99 | 375,898 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,175 |
| Counties of England | 0 | - | 4.97 | 801,309 |
| Hawaiian Islands | 0 | - | 4.83 | 42,864 |
| South American Physical Geography | 0 | - | 4.58 | 18,387 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.80 | 53,406 |
| Seas of Europe | 0 | - | 4.37 | 84,838 |
| African East Coast | 0 | - | 4.96 | 96,560 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,390 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,263 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,824 |
| Europe Capital to Country | 0 | - | 4.99 | 251,636 |
| Asia Capital to Country | 0 | - | 4.96 | 127,224 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,679 |
| European Capitals by Map | 0 | - | 4.99 | 141,499 |
| African Capitals by Map | 0 | - | 4.99 | 141,560 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,985 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,647 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,664 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,003 |
| European Coastal Capitals | 0 | - | 4.95 | 91,114 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,089 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,876 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,360 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,064 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,244 |
| Countries of the Middle East | 0 | - | 4.96 | 202,279 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,950 |
| Slavic Countries | 0 | - | 4.96 | 112,189 |
| African Island Countries | 0 | - | 4.96 | 102,254 |
| Top 10 African Countries by Coastline | 0 | - | 4.29 | 47,977 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,082 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 126,527 |
| Landforms by Country | 0 | - | 4.52 | 52,006 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,575 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,116 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,327 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,075 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,291 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,356 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,862 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,647 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,843 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,314 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,083 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,721 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,994 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,972 |
| Countries with the Most Sheep | 0 | - | 4.93 | 103,525 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 904,215 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,404 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,621 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,643 |
| North America Map Quiz | 0 | - | 4.98 | 250,733 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,400 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,622 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,935 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 174,982 |
| Lakes in the United States by Clue | 0 | - | 4.31 | 19,231 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,898 |
| Top African Languages on a Map | 0 | - | 4.94 | 74,940 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,214 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,308 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,264 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 33,145 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,008 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,746 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,392 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,689 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,745 |
| Official Cities in the UK | 0 | - | 4.89 | 285,526 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,735 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,490 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,635 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,340 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,467 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,575 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,017 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,428 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,875 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,269 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,474 |
| Capitals by River | 0 | - | 4.55 | 48,368 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,799 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,458 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,593 |
| UK Immigration by Country | 0 | - | 4.94 | 141,476 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,328 |
| Central American Countries | 0 | - | 4.98 | 157,126 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,155 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,167 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,595 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,888 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,510 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 97,767 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,953 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,818 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,277 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,077 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 136,583 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,623 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,911 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,377 |
| 10 Easternmost Countries in Africa | 0 | - | 4.97 | 24,661 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,493 |
| Monarchies of Europe | 0 | - | 4.90 | 98,657 |
| Monarchies of Asia | 0 | - | 4.97 | 71,390 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,649 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,222 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,190 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,375,416 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 113,000 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,044 |
| The Only African Country ... | 0 | - | 4.99 | 129,513 |
| The Only American Country ... | 0 | - | 4.92 | 122,059 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,316 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,630 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,574 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,197 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,329 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,240 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,600 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,634 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,448 |
| Countries That Border Russia | 0 | - | 4.98 | 463,922 |
| European Countries with One Border | 0 | - | 4.97 | 183,517 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,255 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 89,349 |
| Countries Bordering France | 0 | - | 4.83 | 404,362 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,340 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,810 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,479 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,357 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,620 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,633 |
