| States of Brazil | 0 | - | 4.97 | 87,466 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,795 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,555 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,412 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,484 |
| States of Mexico | 0 | - | 4.95 | 175,350 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,599 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,165 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,411 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,577 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,543 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 330,751 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,135 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,151 |
| South American Cities on the Map | 0 | - | 4.56 | 35,358 |
| Countries that Beat Brazil | 0 | - | 4.49 | 68,372 |
| South America Map Quiz | 0 | - | 5.00 | 1,546,764 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,216 |
| Flags of North and South America | 0 | - | 4.99 | 371,534 |
| Australian States and Territories | 0 | - | 4.96 | 141,597 |
| Canada Provinces and Territories | 0 | - | 5.00 | 340,915 |
| Counties of England | 0 | - | 4.97 | 794,237 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 170,283 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,349 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,873 |
| The Only American Country ... | 0 | - | 4.92 | 121,352 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,373 |
| Peru Country Quiz | 0 | - | 4.54 | 48,552 |
| Chile Country Quiz | 0 | - | 4.75 | 39,960 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,791 |
| Regions of Italy | 0 | - | 4.92 | 75,472 |
| States of India | 0 | - | 4.94 | 192,374 |
| US States Quiz | 0 | - | 5.00 | 16,820,704 |
| Japanese Prefectures | 0 | - | 4.98 | 136,233 |
| Provinces of China | 0 | - | 4.97 | 203,173 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,562 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,496 |
| States of Germany | 0 | - | 4.96 | 151,724 |
| Regions of New Zealand | 0 | - | 4.85 | 28,445 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,942 |
| Federal Subjects of Russia | 0 | - | 4.95 | 146,078 |
| Provinces of Turkey | 0 | - | 4.95 | 203,476 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,229 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,298 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,547 |
| Which South American Country? | 0 | - | 4.69 | 51,882 |
| Europe Map Quiz | 0 | - | 5.00 | 4,753,347 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,471 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,857 |
| Central American Countries | 0 | - | 4.98 | 155,807 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,255 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,992 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,655 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 147,590 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,732 |
| Departments of France | 0 | - | 4.93 | 53,676 |
| South American Physical Geography | 0 | - | 4.58 | 18,325 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,746 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,308 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 82,999 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,270 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,460 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,239 |
| Countries Closest to Canada | 0 | - | 4.91 | 197,954 |
| Venezuela Country Quiz | 0 | - | 4.50 | 30,547 |
| Paraguay Country Quiz | 0 | - | 4.53 | 25,223 |
| Bolivia Country Quiz | 0 | - | 4.63 | 26,207 |
| Suriname Country Quiz | 0 | - | 4.61 | 19,777 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,446,103 |
| Oceania Map Quiz | 0 | - | 4.98 | 640,108 |
| Africa Map Quiz | 0 | - | 5.00 | 2,113,838 |
| Asia Map Quiz | 0 | - | 4.99 | 913,783 |
| Counties of Ireland | 0 | - | 4.92 | 194,471 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,259 |
| Pixelated United States Map | 0 | - | 4.87 | 94,017 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,597 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,106 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,134 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,635 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,896 |
| U.S. States By Population | 0 | - | 4.92 | 152,963 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,131 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,292 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,080 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,425 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,264 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 174,614 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,694 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,582 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,982 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,048 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,085 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,450 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,296 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,559 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,075 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,313 |
| US States with an Empty Map | 0 | - | 5.00 | 622,867 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,641 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,329 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,811 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,281 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,585 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,535 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,375 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,514 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,694 |
| The Only European Country ... | 0 | - | 4.91 | 215,806 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,595 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,646 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,544 |
| Countries of Africa | 0 | - | 5.00 | 2,528,239 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,396 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,525 |
| Jamaica Country Quiz | 0 | - | 4.58 | 35,015 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,380,499 |
| United States Map Quiz | 0 | - | 4.98 | 4,152,192 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,409 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 98,530 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,551 |
| Australia Map Quiz | 0 | - | 4.95 | 343,694 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,794 |
| African East Coast | 0 | - | 4.96 | 95,736 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,332 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,417 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,329 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,800 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,750 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,807 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,238,854 |
| Flags of Asia Quiz | 0 | - | 4.99 | 610,925 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,912 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,320 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,745 |
| Europe Capital to Country | 0 | - | 4.99 | 249,408 |
| Asia Capital to Country | 0 | - | 4.96 | 126,385 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,476 |
| European Capitals by Map | 0 | - | 4.99 | 138,379 |
| African Capitals by Map | 0 | - | 4.99 | 133,175 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,968 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,811 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,173 |
| European Coastal Capitals | 0 | - | 4.95 | 90,308 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,461 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,927 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,373 |
| Capitals of Mediterranean Countries | 0 | - | 4.96 | 81,697 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,325,591 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,987 |
| Countries of the Middle East | 0 | - | 4.96 | 200,632 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,927 |
| Slavic Countries | 0 | - | 4.96 | 111,425 |
| African Island Countries | 0 | - | 4.96 | 101,357 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,766 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,308 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,660 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,585 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,019,801 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,578 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,208 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,070 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,552 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,355 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,460 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,487 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,953 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,904 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,271 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,920 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,908 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,761 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,005 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 638,848 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,932 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,659 |
| North America Map Quiz | 0 | - | 4.98 | 247,405 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,836 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,035 |
| Flags of Africa Quiz | 0 | - | 5.00 | 468,705 |
| Hawaiian Islands | 0 | - | 4.83 | 42,626 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,211 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,204 |
| Top African Languages on a Map | 0 | - | 4.93 | 73,553 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,840 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,951 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,906 |
| UK Cities Map Quiz | 0 | - | 4.96 | 463,862 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,191 |
| Territories of the United States | 0 | - | 4.79 | 52,310 |
| Regions of France | 0 | - | 4.75 | 120,314 |
| Provinces of the Philippines | 0 | - | 4.56 | 49,381 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,269 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,366 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,892 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,543 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,131 |
| Official Cities in the UK | 0 | - | 4.89 | 282,815 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,223 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,329 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,844 |
