| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,802 |
| Rivers of the United States | 0 | - | 4.93 | 65,506 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,254 |
| African Great Lakes | 0 | - | 4.82 | 65,144 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,787 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,847 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,071 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,146 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,787 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,784 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,451 |
| Bay of Bengal Countries With an Empty Map | 0 | - | 4.64 | 75,208 |
| Australian States and Territories | 0 | - | 4.95 | 140,783 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,016 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,292 |
| Flags of Oceania | 0 | - | 5.00 | 255,158 |
| Asian Physical Geography | 0 | - | 4.61 | 35,370 |
| New Zealand Country Quiz | 0 | - | 4.68 | 75,463 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,706 |
| Regions of New Zealand | 0 | - | 4.85 | 28,127 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,910 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 35,897 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,293 |
| Europe Map Quiz | 0 | - | 5.00 | 4,730,947 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,632 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,262 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,622 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,813 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 114,736 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,440,292 |
| Africa Map Quiz | 0 | - | 5.00 | 2,104,174 |
| Asia Map Quiz | 0 | - | 4.99 | 906,940 |
| African Physical Geography | 0 | - | 4.51 | 31,566 |
| European Physical Geography | 0 | - | 4.26 | 33,373 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,173 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,139 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,822 |
| South China Sea Countries | 0 | - | 4.78 | 57,487 |
| Countries of Africa | 0 | - | 5.00 | 2,507,555 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 95,896 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,860 |
| United States Map Quiz | 0 | - | 4.98 | 4,141,642 |
| Australia Map Quiz | 0 | - | 4.94 | 342,451 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,292 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 51,941 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,226,435 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,463 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,960 |
| Countries with Wild Tigers | 0 | - | 4.96 | 135,595 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,305 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,674 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,803 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,534 |
| The Only European Country ... | 0 | - | 4.91 | 213,800 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.88 | 86,411 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,119 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,518 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,200 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,530 |
| Countries Closest to the Aegean Sea | 0 | - | 4.75 | 66,653 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,910 |
| South America Map Quiz | 0 | - | 5.00 | 1,541,129 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,453 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,914 |
| Flags of Africa Quiz | 0 | - | 5.00 | 463,256 |
| Flags of North and South America | 0 | - | 4.99 | 367,121 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,856 |
| Counties of England | 0 | - | 4.97 | 789,101 |
| Hawaiian Islands | 0 | - | 4.83 | 42,426 |
| South American Physical Geography | 0 | - | 4.58 | 18,269 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.80 | 52,980 |
| Seas of Europe | 0 | - | 4.37 | 83,822 |
| African East Coast | 0 | - | 4.96 | 95,040 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,032 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,338 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,798 |
| Europe Capital to Country | 0 | - | 4.99 | 247,725 |
| Asia Capital to Country | 0 | - | 4.96 | 125,746 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,440 |
| European Capitals by Map | 0 | - | 4.99 | 136,234 |
| African Capitals by Map | 0 | - | 4.99 | 132,150 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,214 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,121 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,173 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,594 |
| European Coastal Capitals | 0 | - | 4.95 | 89,738 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,176 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,767 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,775 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,417 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,172 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,292 |
| Countries of the Middle East | 0 | - | 4.96 | 198,892 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,247 |
| Slavic Countries | 0 | - | 4.96 | 110,848 |
| African Island Countries | 0 | - | 4.96 | 100,780 |
| Top 10 African Countries by Coastline | 0 | - | 4.27 | 47,817 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,496 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 124,714 |
| Landforms by Country | 0 | - | 4.52 | 51,914 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,698 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,475 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,094 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,609 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,705 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,753 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,149 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,156 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,277 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,556 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,253 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,393 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,229 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,500 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,391 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,766 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,215 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,459 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,194 |
| North America Map Quiz | 0 | - | 4.98 | 244,405 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,432 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,342 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,111 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,859 |
| Lakes in the United States by Clue | 0 | - | 4.31 | 19,174 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,677 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,431 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,807 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,630 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,756 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 32,385 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,917 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,978 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,837 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,978 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,825 |
| Official Cities in the UK | 0 | - | 4.89 | 280,498 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,189 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,918 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,350 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,735 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,393 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,835 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,658 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,404 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,110 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,169 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,700 |
| Capitals by River | 0 | - | 4.55 | 48,233 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,438 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,663 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,760 |
| UK Immigration by Country | 0 | - | 4.94 | 139,617 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,190 |
| Central American Countries | 0 | - | 4.98 | 155,024 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,654 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,829 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,353 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,331 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,242 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,856 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,880 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,242 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,356 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,234 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,079 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,790 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,360 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,771 |
| Monarchies of Europe | 0 | - | 4.90 | 97,303 |
| Monarchies of Asia | 0 | - | 4.97 | 70,594 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,442 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,206 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,430 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,225,199 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 111,477 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,745 |
| The Only African Country ... | 0 | - | 4.99 | 128,353 |
| The Only American Country ... | 0 | - | 4.92 | 120,750 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,774 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,234 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,115 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,246 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,034 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,376 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,026 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,486 |
| Countries with the Most Wolves | 0 | - | 4.92 | 107,022 |
| Countries That Border Russia | 0 | - | 4.98 | 458,887 |
| European Countries with One Border | 0 | - | 4.97 | 181,610 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,514 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,471 |
| Countries Bordering France | 0 | - | 4.83 | 398,953 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,022 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,212 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,484 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,192 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,977 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,099 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,746 |
