| States of Brazil | 0 | - | 4.98 | 86,672 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,141 |
| South America Map Quiz | 0 | - | 5.00 | 1,542,363 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,507 |
| States of Mexico | 0 | - | 4.95 | 173,825 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,289 |
| Canada Provinces and Territories | 0 | - | 5.00 | 338,690 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,432 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,948 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,177 |
| Central American Countries | 0 | - | 4.98 | 155,226 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 146,261 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,971 |
| United States Map Quiz | 0 | - | 4.98 | 4,144,337 |
| South American Cities on the Map | 0 | - | 4.57 | 35,269 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,013,977 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 636,695 |
| Flags of North and South America | 0 | - | 4.99 | 368,479 |
| Australian States and Territories | 0 | - | 4.96 | 141,096 |
| Counties of England | 0 | - | 4.97 | 790,444 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,595 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,443 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,449 |
| The Only American Country ... | 0 | - | 4.92 | 120,899 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,137 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,983 |
| Regions of Italy | 0 | - | 4.92 | 74,912 |
| States of India | 0 | - | 4.94 | 190,817 |
| Japanese Prefectures | 0 | - | 4.98 | 135,035 |
| Provinces of China | 0 | - | 4.97 | 200,831 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,602 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,157 |
| States of Germany | 0 | - | 4.96 | 150,494 |
| Regions of New Zealand | 0 | - | 4.85 | 28,265 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,473 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,525 |
| Provinces of Turkey | 0 | - | 4.95 | 202,051 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,999 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,043 |
| Europe Map Quiz | 0 | - | 5.00 | 4,736,897 |
| Territories of the United States | 0 | - | 4.79 | 52,192 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,547 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,540 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,788 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,410 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,191 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,308 |
| Departments of France | 0 | - | 4.93 | 53,010 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 328,769 |
| South American Physical Geography | 0 | - | 4.58 | 18,286 |
| Caribbean Countries and Territories | 0 | - | 4.80 | 112,402 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,117 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,185 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,665 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,987 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,502 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,410 |
| Venezuela Country Quiz | 0 | - | 4.50 | 30,445 |
| Paraguay Country Quiz | 0 | - | 4.53 | 25,137 |
| Bolivia Country Quiz | 0 | - | 4.63 | 26,100 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,442,173 |
| Oceania Map Quiz | 0 | - | 4.98 | 636,440 |
| Africa Map Quiz | 0 | - | 5.00 | 2,106,541 |
| Asia Map Quiz | 0 | - | 4.99 | 908,390 |
| Counties of Ireland | 0 | - | 4.92 | 193,451 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,708 |
| Pixelated United States Map | 0 | - | 4.89 | 93,626 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,913 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,527 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,580 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,873 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,127 |
| U.S. States By Population | 0 | - | 4.92 | 152,516 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,573 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,978 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 81,981 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,829 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 65,000 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 159,212 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,170 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,596 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,135 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,742 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,757 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,603 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,981 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,168 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,657 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,930 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,166 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,335 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,788 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,191 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,026 |
| Africa Capitals Quiz | 0 | - | 4.99 | 731,657 |
| Asia Capitals Quiz | 0 | - | 4.98 | 687,190 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,376 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,959 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,856 |
| The Only European Country ... | 0 | - | 4.91 | 214,346 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,512 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,869 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,353 |
| Countries of Africa | 0 | - | 5.00 | 2,512,777 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,405 |
| Jamaica Country Quiz | 0 | - | 4.58 | 34,900 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,377,321 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,978 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,681 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,086 |
| Australia Map Quiz | 0 | - | 4.94 | 342,794 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,679 |
| African East Coast | 0 | - | 4.96 | 95,213 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,655 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,229,725 |
| Flags of Asia Quiz | 0 | - | 4.99 | 606,872 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,505 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,523 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,103 |
| Europe Capital to Country | 0 | - | 4.99 | 248,299 |
| Asia Capital to Country | 0 | - | 4.96 | 125,907 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,752 |
| European Capitals by Map | 0 | - | 4.99 | 136,910 |
| African Capitals by Map | 0 | - | 4.99 | 132,425 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,422 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,395 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,775 |
| European Coastal Capitals | 0 | - | 4.95 | 89,920 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,255 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,501 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,241 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,480 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,338 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,753 |
| Countries of the Middle East | 0 | - | 4.96 | 199,271 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,440 |
| Slavic Countries | 0 | - | 4.96 | 111,005 |
| African Island Countries | 0 | - | 4.96 | 100,920 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,569 |
| Regions of Countries #1 | 0 | - | 4.97 | 159,021 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,360 |
| Regions of Countries #3 | 0 | - | 4.84 | 90,398 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,953 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,654 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,361 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,848 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,873 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,940 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,226 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,288 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,455 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,694 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,440 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,533 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,396 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,623 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,594 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,339 |
| North America Map Quiz | 0 | - | 4.98 | 245,202 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,514 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,456 |
| Flags of Africa Quiz | 0 | - | 5.00 | 464,600 |
| Hawaiian Islands | 0 | - | 4.83 | 42,482 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,060 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,823 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,763 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 308,263 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,944 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,047 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,485 |
| North America Cities by Map | 0 | - | 4.41 | 47,650 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,721 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,646 |
| Provinces of the Netherlands | 0 | - | 4.80 | 40,915 |
| Regions of France | 0 | - | 4.78 | 119,529 |
| Provinces of the Philippines | 0 | - | 4.56 | 48,495 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,288 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.78 | 39,424 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,272 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,229 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,068 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,109 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,897 |
| Official Cities in the UK | 0 | - | 4.89 | 281,126 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,055 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,863 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,652 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,785 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,550 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,319 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,301 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,793 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,657 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,875 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,490 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,320 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,518 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,494 |
| Monarchies of Europe | 0 | - | 4.90 | 97,476 |
| Monarchies of Asia | 0 | - | 4.97 | 70,682 |
