| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,805 |
| Rivers of the United States | 0 | - | 4.93 | 65,515 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,298 |
| African Great Lakes | 0 | - | 4.82 | 65,151 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,793 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,852 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,072 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,149 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,792 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,798 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,451 |
| Bay of Bengal Countries With an Empty Map | 0 | - | 4.64 | 75,209 |
| Australian States and Territories | 0 | - | 4.95 | 140,845 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,018 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,296 |
| Flags of Oceania | 0 | - | 5.00 | 255,186 |
| Asian Physical Geography | 0 | - | 4.61 | 35,370 |
| New Zealand Country Quiz | 0 | - | 4.68 | 75,465 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,710 |
| Regions of New Zealand | 0 | - | 4.85 | 28,140 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,916 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 35,900 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,295 |
| Europe Map Quiz | 0 | - | 5.00 | 4,731,235 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,632 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,269 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,631 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,818 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 114,746 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,440,455 |
| Africa Map Quiz | 0 | - | 5.00 | 2,104,278 |
| Asia Map Quiz | 0 | - | 4.99 | 906,993 |
| African Physical Geography | 0 | - | 4.51 | 31,568 |
| European Physical Geography | 0 | - | 4.26 | 33,373 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,199 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,205 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,874 |
| South China Sea Countries | 0 | - | 4.78 | 57,492 |
| Countries of Africa | 0 | - | 5.00 | 2,507,790 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 95,902 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,899 |
| United States Map Quiz | 0 | - | 4.98 | 4,141,798 |
| Australia Map Quiz | 0 | - | 4.94 | 342,476 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,301 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 51,948 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,226,585 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,526 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,980 |
| Countries with Wild Tigers | 0 | - | 4.96 | 135,604 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,309 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,746 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,813 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,551 |
| The Only European Country ... | 0 | - | 4.91 | 213,831 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.88 | 86,413 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,141 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,532 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,206 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,631 |
| Countries Closest to the Aegean Sea | 0 | - | 4.75 | 66,654 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,942 |
| South America Map Quiz | 0 | - | 5.00 | 1,541,194 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,468 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,924 |
| Flags of Africa Quiz | 0 | - | 5.00 | 463,318 |
| Flags of North and South America | 0 | - | 4.99 | 367,193 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,897 |
| Counties of England | 0 | - | 4.97 | 789,181 |
| Hawaiian Islands | 0 | - | 4.83 | 42,427 |
| South American Physical Geography | 0 | - | 4.58 | 18,270 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.80 | 52,982 |
| Seas of Europe | 0 | - | 4.37 | 83,823 |
| African East Coast | 0 | - | 4.96 | 95,044 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,065 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,354 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,815 |
| Europe Capital to Country | 0 | - | 4.99 | 247,835 |
| Asia Capital to Country | 0 | - | 4.96 | 125,756 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,451 |
| European Capitals by Map | 0 | - | 4.99 | 136,265 |
| African Capitals by Map | 0 | - | 4.99 | 132,176 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,238 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,124 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,182 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,608 |
| European Coastal Capitals | 0 | - | 4.95 | 89,752 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,185 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,796 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,798 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,422 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,185 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,320 |
| Countries of the Middle East | 0 | - | 4.96 | 198,909 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,257 |
| Slavic Countries | 0 | - | 4.96 | 110,856 |
| African Island Countries | 0 | - | 4.96 | 100,788 |
| Top 10 African Countries by Coastline | 0 | - | 4.27 | 47,819 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,497 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 124,730 |
| Landforms by Country | 0 | - | 4.52 | 51,916 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,706 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,487 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,106 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,622 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,715 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,760 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,153 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,161 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,288 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,573 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,273 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,411 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,243 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,505 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,401 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,786 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,222 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,465 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,197 |
| North America Map Quiz | 0 | - | 4.98 | 244,424 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,433 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,343 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,150 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,880 |
| Lakes in the United States by Clue | 0 | - | 4.31 | 19,176 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,681 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,445 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,824 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,658 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,766 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 32,399 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,953 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,993 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,847 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,985 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,829 |
| Official Cities in the UK | 0 | - | 4.89 | 280,530 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,199 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,934 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,371 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,748 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,398 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,862 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,668 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,407 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,121 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,176 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,702 |
| Capitals by River | 0 | - | 4.55 | 48,234 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,450 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,664 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,763 |
| UK Immigration by Country | 0 | - | 4.94 | 139,637 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,195 |
| Central American Countries | 0 | - | 4.98 | 155,046 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,660 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,856 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,359 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,339 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,259 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,861 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,908 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,257 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,362 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,244 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,087 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,796 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,365 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,773 |
| Monarchies of Europe | 0 | - | 4.90 | 97,308 |
| Monarchies of Asia | 0 | - | 4.97 | 70,600 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,446 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,212 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,432 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,226,175 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 111,486 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,770 |
| The Only African Country ... | 0 | - | 4.99 | 128,364 |
| The Only American Country ... | 0 | - | 4.92 | 120,758 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,776 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,242 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,118 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,249 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,041 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,393 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,038 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,489 |
| Countries with the Most Wolves | 0 | - | 4.92 | 107,031 |
| Countries That Border Russia | 0 | - | 4.98 | 458,910 |
| European Countries with One Border | 0 | - | 4.97 | 181,622 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,520 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,473 |
| Countries Bordering France | 0 | - | 4.83 | 399,076 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,044 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,216 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,497 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,198 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,981 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,107 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,776 |
