| States of Brazil | 0 | - | 4.98 | 86,332 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,908 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,304 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,371 |
| States of Mexico | 0 | - | 4.95 | 173,285 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,096 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,044 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,274 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,759 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,844 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,412 |
| South American Cities on the Map | 0 | - | 4.57 | 35,239 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,927 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,115 |
| Flags of North and South America | 0 | - | 4.99 | 366,823 |
| Australian States and Territories | 0 | - | 4.95 | 140,645 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,738 |
| Counties of England | 0 | - | 4.97 | 788,928 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,788 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,709 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,313 |
| The Only American Country ... | 0 | - | 4.92 | 120,724 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,060 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,074 |
| Peru Country Quiz | 0 | - | 4.54 | 48,288 |
| Chile Country Quiz | 0 | - | 4.75 | 39,713 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,363 |
| Regions of Italy | 0 | - | 4.92 | 74,672 |
| States of India | 0 | - | 4.94 | 189,950 |
| US States Quiz | 0 | - | 5.00 | 16,694,029 |
| Japanese Prefectures | 0 | - | 4.98 | 134,490 |
| Provinces of China | 0 | - | 4.97 | 200,016 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,277 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,882 |
| States of Germany | 0 | - | 4.96 | 149,962 |
| Regions of New Zealand | 0 | - | 4.85 | 28,120 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,100 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,907 |
| Provinces of Turkey | 0 | - | 4.95 | 200,873 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,894 |
| South American Geography Quiz #2 | 0 | - | 4.62 | 39,187 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,466 |
| Which South American Country? | 0 | - | 4.69 | 51,713 |
| Europe Map Quiz | 0 | - | 5.00 | 4,730,096 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,210 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,377 |
| Central American Countries | 0 | - | 4.98 | 155,002 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,622 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,797 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,058 |
| Countries that Beat Brazil | 0 | - | 4.49 | 67,860 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,806 |
| Name the U.S. National Parks | 0 | - | 4.86 | 58,801 |
| Departments of France | 0 | - | 4.93 | 52,751 |
| South American Physical Geography | 0 | - | 4.58 | 18,269 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,125 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,066 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,077 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,424 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,818 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,325 |
| Venezuela Country Quiz | 0 | - | 4.50 | 30,383 |
| Paraguay Country Quiz | 0 | - | 4.53 | 25,072 |
| Bolivia Country Quiz | 0 | - | 4.63 | 26,018 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,597 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,439,450 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,074 |
| Africa Map Quiz | 0 | - | 5.00 | 2,103,834 |
| Asia Map Quiz | 0 | - | 4.99 | 906,717 |
| Counties of Ireland | 0 | - | 4.92 | 192,976 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,074 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,689 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,324 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,372 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,615 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,870 |
| U.S. States By Population | 0 | - | 4.92 | 152,328 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,361 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,837 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,747 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,860 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,361 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,303 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,877 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,048 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,511 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,874 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,374 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,514 |
| Mexico Country Quiz | 0 | - | 4.49 | 71,960 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,313 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,070 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,792 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,921 |
| US States with an Empty Map | 0 | - | 5.00 | 618,595 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,665 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,542 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,886 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,968 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,605 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,312 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,905 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,779 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,479 |
| The Only European Country ... | 0 | - | 4.91 | 213,728 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,049 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,465 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,182 |
| Countries of Africa | 0 | - | 5.00 | 2,506,720 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,152 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,336 |
| Jamaica Country Quiz | 0 | - | 4.58 | 34,856 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,623 |
| United States Map Quiz | 0 | - | 4.98 | 4,141,206 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,767 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,424 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,897 |
| Australia Map Quiz | 0 | - | 4.94 | 342,402 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,238 |
| African East Coast | 0 | - | 4.96 | 95,008 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,613 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,838 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,628 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,592 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,018 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,534 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,225,894 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,253 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,949 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,318 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,757 |
| Europe Capital to Country | 0 | - | 4.99 | 247,487 |
| Asia Capital to Country | 0 | - | 4.96 | 125,711 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,402 |
| European Capitals by Map | 0 | - | 4.99 | 136,160 |
| African Capitals by Map | 0 | - | 4.99 | 132,115 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,081 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,149 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,578 |
| European Coastal Capitals | 0 | - | 4.95 | 89,715 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,172 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,659 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,689 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,407 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,442 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,236 |
| Countries of the Middle East | 0 | - | 4.96 | 198,843 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,219 |
| Slavic Countries | 0 | - | 4.96 | 110,821 |
| African Island Countries | 0 | - | 4.96 | 100,749 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,485 |
| Regions of Countries #1 | 0 | - | 4.97 | 158,886 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,260 |
| Regions of Countries #3 | 0 | - | 4.84 | 90,321 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,285 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,670 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,450 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,044 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,579 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,675 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,734 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,133 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,141 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,256 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,540 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,224 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,376 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,203 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,481 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,783 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,448 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,158 |
| North America Map Quiz | 0 | - | 4.98 | 244,313 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,423 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,326 |
| Flags of Africa Quiz | 0 | - | 5.00 | 463,021 |
| Hawaiian Islands | 0 | - | 4.83 | 42,423 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,008 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,650 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,380 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,751 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,589 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 228,730 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,063 |
| Provinces of the Netherlands | 0 | - | 4.80 | 40,763 |
| Territories of the United States | 0 | - | 4.79 | 52,130 |
| Regions of France | 0 | - | 4.78 | 119,177 |
| Provinces of the Philippines | 0 | - | 4.56 | 48,257 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,858 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,930 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,800 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,959 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,810 |
| Official Cities in the UK | 0 | - | 4.89 | 280,421 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,707 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,675 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,585 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,767 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,633 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,383 |
