| States of Brazil | 0 | - | 4.98 | 86,179 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,758 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,310 |
| States of Mexico | 0 | - | 4.95 | 173,002 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,267 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,745 |
| Countries Bordering Brazil | 0 | - | 4.96 | 130,890 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,248 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,665 |
| Chile Country Quiz | 0 | - | 4.75 | 39,689 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,505 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,291 |
| South American Cities on the Map | 0 | - | 4.57 | 35,224 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,201 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 127,934 |
| Flags of North and South America | 0 | - | 4.99 | 365,372 |
| Australian States and Territories | 0 | - | 4.95 | 140,545 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,222 |
| Counties of England | 0 | - | 4.97 | 788,225 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,493 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,467 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,247 |
| The Only American Country ... | 0 | - | 4.92 | 120,648 |
| Brazil Country Quiz | 0 | - | 4.52 | 100,993 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,030 |
| Peru Country Quiz | 0 | - | 4.54 | 48,245 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,351 |
| Regions of Italy | 0 | - | 4.92 | 74,587 |
| States of India | 0 | - | 4.94 | 189,657 |
| US States Quiz | 0 | - | 5.00 | 16,677,179 |
| Japanese Prefectures | 0 | - | 4.98 | 134,253 |
| Provinces of China | 0 | - | 4.97 | 199,672 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,127 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,829 |
| States of Germany | 0 | - | 4.96 | 149,743 |
| Regions of New Zealand | 0 | - | 4.85 | 28,097 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,050 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,558 |
| Provinces of Turkey | 0 | - | 4.95 | 199,894 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,874 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,169 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,449 |
| Which South American Country? | 0 | - | 4.69 | 51,690 |
| Europe Map Quiz | 0 | - | 5.00 | 4,726,982 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,038 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,292 |
| Central American Countries | 0 | - | 4.98 | 154,907 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,505 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 239,925 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 90,995 |
| Countries that Beat Brazil | 0 | - | 4.49 | 67,784 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,543 |
| Name the U.S. National Parks | 0 | - | 4.85 | 57,370 |
| Departments of France | 0 | - | 4.93 | 52,636 |
| South American Physical Geography | 0 | - | 4.58 | 18,260 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,034 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,038 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,038 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,265 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,702 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,227 |
| Venezuela Country Quiz | 0 | - | 4.50 | 30,359 |
| Paraguay Country Quiz | 0 | - | 4.53 | 25,046 |
| Bolivia Country Quiz | 0 | - | 4.63 | 25,984 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,587 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,436,934 |
| Oceania Map Quiz | 0 | - | 4.98 | 634,374 |
| Africa Map Quiz | 0 | - | 5.00 | 2,102,595 |
| Asia Map Quiz | 0 | - | 4.99 | 905,647 |
| Counties of Ireland | 0 | - | 4.92 | 192,774 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 424,804 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,564 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,197 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,256 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,468 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,738 |
| U.S. States By Population | 0 | - | 4.92 | 152,245 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,235 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,768 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,699 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,779 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,226 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 171,980 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,678 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,929 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,426 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,818 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,259 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,370 |
| Mexico Country Quiz | 0 | - | 4.49 | 71,919 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,300 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 100,957 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,756 |
| U.S. States with the Most Immigrants | 0 | - | 4.84 | 81,854 |
| US States with an Empty Map | 0 | - | 5.00 | 618,056 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,523 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,443 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,771 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,313 |
| Asia Capitals Quiz | 0 | - | 4.98 | 684,764 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,209 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,708 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,703 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,322 |
| The Only European Country ... | 0 | - | 4.91 | 213,459 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,811 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,305 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,150 |
| Countries of Africa | 0 | - | 5.00 | 2,504,071 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,126 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,320 |
| Jamaica Country Quiz | 0 | - | 4.58 | 34,828 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,374,504 |
| United States Map Quiz | 0 | - | 4.98 | 4,139,489 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,716 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,280 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,779 |
| Australia Map Quiz | 0 | - | 4.94 | 342,208 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,050 |
| African East Coast | 0 | - | 4.96 | 94,906 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,421 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,775 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,547 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,564 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 90,928 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,505 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,223,866 |
| Flags of Asia Quiz | 0 | - | 4.99 | 604,409 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,668 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,236 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,637 |
| Europe Capital to Country | 0 | - | 4.99 | 247,266 |
| Asia Capital to Country | 0 | - | 4.96 | 125,616 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,271 |
| European Capitals by Map | 0 | - | 4.99 | 135,905 |
| African Capitals by Map | 0 | - | 4.99 | 132,037 |
| Asian Capitals by Map | 0 | - | 4.98 | 60,952 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,063 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,519 |
| European Coastal Capitals | 0 | - | 4.95 | 89,629 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,141 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,340 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,512 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,368 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,502 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,016 |
| Countries of the Middle East | 0 | - | 4.96 | 198,684 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,130 |
| Slavic Countries | 0 | - | 4.96 | 110,766 |
| African Island Countries | 0 | - | 4.96 | 100,643 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,452 |
| Regions of Countries #1 | 0 | - | 4.97 | 158,835 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,202 |
| Regions of Countries #3 | 0 | - | 4.84 | 90,275 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,319 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,578 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,349 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 151,899 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,462 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,572 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,668 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,102 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,064 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,184 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,454 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,144 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,315 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,126 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,414 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,279 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,397 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,056 |
| North America Map Quiz | 0 | - | 4.98 | 243,961 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,174 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,256 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,145 |
| Hawaiian Islands | 0 | - | 4.83 | 42,395 |
| Australian Immigration by Country | 0 | - | 4.81 | 76,987 |
| Top Asian Languages on a Map | 0 | - | 4.94 | 70,570 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,235 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,545 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,435 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,587 |
| UK Cities Map Quiz | 0 | - | 4.95 | 461,859 |
| Provinces of the Netherlands | 0 | - | 4.80 | 40,714 |
| Territories of the United States | 0 | - | 4.79 | 52,097 |
| Regions of France | 0 | - | 4.78 | 119,016 |
| Provinces of the Philippines | 0 | - | 4.56 | 48,107 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,691 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,795 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,671 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,890 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,760 |
| Official Cities in the UK | 0 | - | 4.89 | 280,106 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,662 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,584 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,539 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,463 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,526 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,324 |
