| States of Brazil | 0 | - | 4.97 | 87,282 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,726 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,451 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,344 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,441 |
| States of Mexico | 0 | - | 4.95 | 175,004 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,563 |
| South America Capitals Quiz | 0 | - | 5.00 | 479,581 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,271 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,492 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,515 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 330,237 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,002 |
| South American Cities on the Map | 0 | - | 4.56 | 35,331 |
| Countries that Beat Brazil | 0 | - | 4.49 | 68,277 |
| South America Map Quiz | 0 | - | 5.00 | 1,545,540 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,010 |
| Flags of North and South America | 0 | - | 4.99 | 370,778 |
| Australian States and Territories | 0 | - | 4.96 | 141,460 |
| Canada Provinces and Territories | 0 | - | 5.00 | 340,295 |
| Counties of England | 0 | - | 4.97 | 793,243 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,796 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,080 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,792 |
| The Only American Country ... | 0 | - | 4.92 | 121,240 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,320 |
| Peru Country Quiz | 0 | - | 4.54 | 48,504 |
| Chile Country Quiz | 0 | - | 4.75 | 39,923 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,764 |
| Regions of Italy | 0 | - | 4.92 | 75,309 |
| States of India | 0 | - | 4.94 | 191,975 |
| US States Quiz | 0 | - | 5.00 | 16,796,148 |
| Japanese Prefectures | 0 | - | 4.98 | 135,928 |
| Provinces of China | 0 | - | 4.97 | 202,632 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,327 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,405 |
| States of Germany | 0 | - | 4.96 | 151,324 |
| Regions of New Zealand | 0 | - | 4.85 | 28,422 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,797 |
| Federal Subjects of Russia | 0 | - | 4.95 | 145,655 |
| Provinces of Turkey | 0 | - | 4.95 | 203,186 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,182 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,276 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,536 |
| Which South American Country? | 0 | - | 4.69 | 51,851 |
| Europe Map Quiz | 0 | - | 5.00 | 4,748,845 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,271 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,793 |
| Central American Countries | 0 | - | 4.98 | 155,638 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,140 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,586 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,534 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 147,138 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,634 |
| Departments of France | 0 | - | 4.93 | 53,453 |
| South American Physical Geography | 0 | - | 4.58 | 18,317 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,625 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,239 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 82,407 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,111 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,348 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,211 |
| Countries Closest to Canada | 0 | - | 4.91 | 197,833 |
| Venezuela Country Quiz | 0 | - | 4.50 | 30,524 |
| Paraguay Country Quiz | 0 | - | 4.53 | 25,212 |
| Bolivia Country Quiz | 0 | - | 4.63 | 26,179 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,444,708 |
| Oceania Map Quiz | 0 | - | 4.98 | 639,152 |
| Africa Map Quiz | 0 | - | 5.00 | 2,111,867 |
| Asia Map Quiz | 0 | - | 4.99 | 911,903 |
| Counties of Ireland | 0 | - | 4.92 | 194,203 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,816 |
| Pixelated United States Map | 0 | - | 4.89 | 93,895 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,455 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,002 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,012 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,487 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,698 |
| U.S. States By Population | 0 | - | 4.92 | 152,858 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,992 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,220 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,027 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 65,345 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,130 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 174,176 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,556 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,490 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,896 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,023 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,953 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,279 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,249 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 36,481 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,470 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,019 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,247 |
| US States with an Empty Map | 0 | - | 5.00 | 621,884 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,485 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,193 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,638 |
| Africa Capitals Quiz | 0 | - | 4.99 | 734,270 |
| Asia Capitals Quiz | 0 | - | 4.98 | 689,728 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,221 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,139 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,368 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,474 |
| The Only European Country ... | 0 | - | 4.91 | 215,426 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,310 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,474 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,505 |
| Countries of Africa | 0 | - | 5.00 | 2,524,045 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,359 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,494 |
| Jamaica Country Quiz | 0 | - | 4.58 | 34,983 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,379,724 |
| United States Map Quiz | 0 | - | 4.98 | 4,149,772 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,273 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 98,318 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,444 |
| Australia Map Quiz | 0 | - | 4.94 | 343,445 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,458 |
| African East Coast | 0 | - | 4.96 | 95,618 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,056 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,307 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,184 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,770 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,634 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,743 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,236,401 |
| Flags of Asia Quiz | 0 | - | 4.99 | 609,789 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,548 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,199 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,585 |
| Europe Capital to Country | 0 | - | 4.99 | 249,115 |
| Asia Capital to Country | 0 | - | 4.96 | 126,253 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,304 |
| European Capitals by Map | 0 | - | 4.99 | 138,023 |
| African Capitals by Map | 0 | - | 4.99 | 132,978 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,826 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,697 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,070 |
| European Coastal Capitals | 0 | - | 4.95 | 90,199 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,388 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,499 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,098 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,638 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,324,274 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,668 |
| Countries of the Middle East | 0 | - | 4.96 | 200,053 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,828 |
| Slavic Countries | 0 | - | 4.96 | 111,330 |
| African Island Countries | 0 | - | 4.96 | 101,244 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,719 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,220 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,575 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,541 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,018,322 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,422 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,071 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,862 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,362 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,240 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,314 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,441 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,592 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,778 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,984 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,785 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,801 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,649 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,903 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 638,283 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,838 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,584 |
| North America Map Quiz | 0 | - | 4.98 | 246,937 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,738 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,914 |
| Flags of Africa Quiz | 0 | - | 5.00 | 467,577 |
| Hawaiian Islands | 0 | - | 4.83 | 42,583 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,172 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,108 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,345 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,535 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,755 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,706 |
| UK Cities Map Quiz | 0 | - | 4.96 | 463,575 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,112 |
| Territories of the United States | 0 | - | 4.79 | 52,280 |
| Regions of France | 0 | - | 4.78 | 120,105 |
| Provinces of the Philippines | 0 | - | 4.56 | 49,193 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,947 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,770 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,605 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,432 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,071 |
| Official Cities in the UK | 0 | - | 4.89 | 282,425 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,178 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,203 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,800 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,484 |
