| States of Brazil | 0 | - | 4.98 | 89,938 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,695 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.93 | 54,975 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,321 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,946 |
| States of Mexico | 0 | - | 4.96 | 178,544 |
| Colombia Country Quiz | 0 | - | 4.90 | 41,032 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,409 |
| Mexico States Map Quiz | 0 | - | 4.85 | 105,742 |
| Brazil Country Quiz | 0 | - | 4.52 | 102,453 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,858 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 335,969 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,544 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,849 |
| South American Cities on the Map | 0 | - | 4.52 | 35,569 |
| Countries that Beat Brazil | 0 | - | 4.49 | 69,308 |
| South America Map Quiz | 0 | - | 5.00 | 1,557,835 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,785 |
| Flags of North and South America | 0 | - | 4.99 | 377,638 |
| Australian States and Territories | 0 | - | 4.96 | 142,970 |
| Canada Provinces and Territories | 0 | - | 5.00 | 346,762 |
| Counties of England | 0 | - | 4.97 | 803,762 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 176,263 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 905,307 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,734 |
| The Only American Country ... | 0 | - | 4.92 | 122,304 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,837 |
| Peru Country Quiz | 0 | - | 4.54 | 48,965 |
| Chile Country Quiz | 0 | - | 4.75 | 40,320 |
| Ecuador Country Quiz | 0 | - | 4.60 | 32,032 |
| Regions of Italy | 0 | - | 4.92 | 77,199 |
| States of India | 0 | - | 4.94 | 196,287 |
| US States Quiz | 0 | - | 5.00 | 17,012,601 |
| Japanese Prefectures | 0 | - | 4.98 | 139,256 |
| Provinces of China | 0 | - | 4.97 | 208,437 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,484 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,585 |
| States of Germany | 0 | - | 4.95 | 154,781 |
| Regions of New Zealand | 0 | - | 4.84 | 28,770 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,846 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,785 |
| Provinces of Turkey | 0 | - | 4.95 | 206,134 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.95 | 27,784 |
| South American Geography Quiz #2 | 0 | - | 4.41 | 44,288 |
| South American Geography Quiz #1 | 0 | - | 4.63 | 32,925 |
| Which South American Country? | 0 | - | 4.69 | 52,139 |
| Europe Map Quiz | 0 | - | 5.00 | 4,791,345 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,810 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,750 |
| Central American Countries | 0 | - | 4.98 | 157,469 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,663 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,505 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,832 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,913 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 150,911 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,553 |
| Departments of France | 0 | - | 4.93 | 55,308 |
| South American Physical Geography | 0 | - | 4.58 | 18,410 |
| Countries of South America with an Empty Map | 0 | - | 4.95 | 105,564 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,649 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 95,559 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,663 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,531 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,650 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,584 |
| Venezuela Country Quiz | 0 | - | 4.51 | 30,761 |
| Paraguay Country Quiz | 0 | - | 4.54 | 25,424 |
| Bolivia Country Quiz | 0 | - | 4.63 | 26,417 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,453,096 |
| Oceania Map Quiz | 0 | - | 4.98 | 659,949 |
| Africa Map Quiz | 0 | - | 5.00 | 2,130,021 |
| Asia Map Quiz | 0 | - | 4.99 | 926,163 |
| Counties of Ireland | 0 | - | 4.92 | 197,540 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,206 |
| Pixelated United States Map | 0 | - | 4.89 | 94,884 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 119,141 |
| U.S. States with the Letter Y | 0 | - | 4.86 | 112,376 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,407 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,456 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,490 |
| U.S. States By Population | 0 | - | 4.92 | 154,214 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,324 |
| U.S. States with Longest Names | 0 | - | 4.85 | 44,943 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,575 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,167 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,755 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 178,453 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,140 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,555 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,788 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,362 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,332 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,803 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,809 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,548 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,423 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 83,078 |
| US States with an Empty Map | 0 | - | 5.00 | 629,270 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 97,316 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,411 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 134,520 |
| Africa Capitals Quiz | 0 | - | 4.99 | 744,744 |
| Asia Capitals Quiz | 0 | - | 4.98 | 699,582 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,281 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,080 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,173 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,385 |
| The Only European Country ... | 0 | - | 4.91 | 219,389 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,200 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,732 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,967 |
| Countries of Africa | 0 | - | 5.00 | 2,563,012 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,785 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,831 |
| Jamaica Country Quiz | 0 | - | 4.59 | 35,262 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,387,762 |
| United States Map Quiz | 0 | - | 4.98 | 4,172,785 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,555 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 100,071 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,745 |
| Australia Map Quiz | 0 | - | 4.95 | 346,351 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,458 |
| African East Coast | 0 | - | 4.96 | 96,881 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,719 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,948 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,606 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,443 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,942 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,241 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,260,163 |
| Flags of Asia Quiz | 0 | - | 4.99 | 621,379 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,465 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,615 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,256 |
| Europe Capital to Country | 0 | - | 4.99 | 252,414 |
| Asia Capital to Country | 0 | - | 4.96 | 127,645 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,181 |
| European Capitals by Map | 0 | - | 4.99 | 142,384 |
| African Capitals by Map | 0 | - | 4.99 | 142,464 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,069 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,054 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,316 |
| European Coastal Capitals | 0 | - | 4.95 | 91,443 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,249 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 273,095 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,073 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,217 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,336,680 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,102 |
| Countries of the Middle East | 0 | - | 4.96 | 203,146 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,303 |
| Slavic Countries | 0 | - | 4.96 | 112,464 |
| African Island Countries | 0 | - | 4.96 | 102,675 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,220 |
| Regions of Countries #1 | 0 | - | 4.96 | 160,322 |
| Regions of Countries #2 | 0 | - | 4.95 | 124,625 |
| Regions of Countries #3 | 0 | - | 4.85 | 91,445 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,032,644 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,950 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,419 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,857 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,045 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,709 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,658 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,058 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,941 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,450 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 118,003 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,613 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,028 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,262 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 46,728 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 645,096 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,867 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,867 |
| North America Map Quiz | 0 | - | 4.98 | 252,515 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,552 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,881 |
| Flags of Africa Quiz | 0 | - | 5.00 | 478,569 |
| Hawaiian Islands | 0 | - | 4.83 | 42,990 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,522 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 72,172 |
| Top African Languages on a Map | 0 | - | 4.94 | 75,407 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 313,005 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,772 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,792 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,680 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,875 |
| Territories of the United States | 0 | - | 4.80 | 52,651 |
| Regions of France | 0 | - | 4.70 | 122,263 |
| Provinces of the Philippines | 0 | - | 4.52 | 51,181 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,195 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,810 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,358 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,198 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 105,034 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,952 |
| Official Cities in the UK | 0 | - | 4.89 | 286,636 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,636 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,924 |
