| States of Mexico | 0 | - | 4.95 | 175,470 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,445 |
| States of Brazil | 0 | - | 4.97 | 87,614 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,642 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 331,008 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,291 |
| US States Quiz | 0 | - | 5.00 | 16,829,427 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,567 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,468 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,520 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,890 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,311 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,170 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,852 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,777 |
| Belize Country Quiz | 0 | - | 4.85 | 20,930 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,329 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,503 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,253 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,011 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,621 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,419 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,538 |
| Jamaica Country Quiz | 0 | - | 4.58 | 35,027 |
| Dominican Republic Country Quiz | 0 | - | 4.61 | 23,383 |
| Pixelated United States Map | 0 | - | 4.87 | 94,062 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,629 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,151 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,192 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,678 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,951 |
| U.S. States By Population | 0 | - | 4.92 | 152,995 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,175 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,309 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,099 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,451 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,307 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 174,763 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,740 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,655 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,009 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,067 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,126 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,433 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,505 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,521 |
| South America Map Quiz | 0 | - | 5.00 | 1,547,215 |
| Flags of North and South America | 0 | - | 4.99 | 371,821 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,592 |
| Canada Provinces and Territories | 0 | - | 5.00 | 341,271 |
| Counties of England | 0 | - | 4.97 | 794,694 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,096 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,334 |
| US States with an Empty Map | 0 | - | 5.00 | 623,199 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,708 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,368 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,876 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,268 |
| Australian States and Territories | 0 | - | 4.96 | 141,686 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 170,560 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,372 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,603 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,322 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,464 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,402 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,468 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,386 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,819 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,794 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,833 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,919 |
| The Only American Country ... | 0 | - | 4.92 | 121,388 |
| Barbados Country Quiz | 0 | - | 4.78 | 19,747 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 32,128 |
| Regions of Italy | 0 | - | 4.92 | 75,534 |
| States of India | 0 | - | 4.94 | 192,570 |
| Japanese Prefectures | 0 | - | 4.98 | 136,406 |
| Provinces of China | 0 | - | 4.97 | 203,410 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,615 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,544 |
| States of Germany | 0 | - | 4.96 | 151,874 |
| Regions of New Zealand | 0 | - | 4.85 | 28,460 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,992 |
| Federal Subjects of Russia | 0 | - | 4.95 | 146,359 |
| Provinces of Turkey | 0 | - | 4.95 | 203,624 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,253 |
| Central American Countries | 0 | - | 4.98 | 155,873 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,897 |
| Trinidad and Tobago Country Quiz | 0 | - | 4.61 | 22,119 |
| Europe Map Quiz | 0 | - | 5.00 | 4,755,117 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 147,806 |
| Departments of France | 0 | - | 4.93 | 53,768 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,774 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,625 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,004 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,037 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,215 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,549 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,451 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,023 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,251 |
| South American Cities on the Map | 0 | - | 4.56 | 35,378 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,380 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,859 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,199 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,553 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,325 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 83,390 |
| Canada Country Quiz | 0 | - | 4.54 | 132,312 |
| United States Country Quiz | 0 | - | 4.43 | 101,295 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,158 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 124,052 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,885 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,819 |
| Counties of Ireland | 0 | - | 4.92 | 194,610 |
| Largest Virgin Islands | 0 | - | 4.24 | 5,295 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,686,311 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,215 |
| Random U.S. City to State | 0 | - | 4.45 | 76,101 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 208,832 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,624 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,398 |
| Peru Country Quiz | 0 | - | 4.54 | 48,573 |
| Chile Country Quiz | 0 | - | 4.75 | 39,984 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,809 |
| Nicaragua Country Quiz | 0 | - | 4.62 | 26,519 |
| Panama Country Quiz | 0 | - | 4.61 | 25,748 |
| Guatemala Country Quiz | 0 | - | 4.63 | 25,383 |
| Honduras Country Quiz | 0 | - | 4.52 | 23,834 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,446,441 |
| Oceania Map Quiz | 0 | - | 4.98 | 640,498 |
| Africa Map Quiz | 0 | - | 5.00 | 2,114,504 |
| Asia Map Quiz | 0 | - | 4.99 | 914,352 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,562 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,467 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,310 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,557 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,279 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,771 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,295 |
| New England States | 0 | - | 4.51 | 59,781 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,742 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,982 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,684 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 55,911 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,869 |
| U.S. States by Borders | 0 | - | 4.61 | 35,256 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,425 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,938 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,172 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,724 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,905 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,507 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,587 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,809 |
| The Only European Country ... | 0 | - | 4.91 | 215,951 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,709 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,757 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,573 |
| Countries of Africa | 0 | - | 5.00 | 2,529,641 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,380,760 |
| United States Map Quiz | 0 | - | 4.98 | 4,153,714 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,444 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,617 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,597 |
| Australia Map Quiz | 0 | - | 4.95 | 343,806 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,921 |
| African East Coast | 0 | - | 4.96 | 95,805 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,239,776 |
| Flags of Asia Quiz | 0 | - | 4.99 | 611,338 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,064 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,369 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,384 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,326 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 113,843 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,006 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,743 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,646 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,033 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,384 |
| Boroughs of New York City | 0 | - | 4.47 | 84,475 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,326,044 |
| Canada or Africa by Area | 0 | - | 4.77 | 18,272 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,020,395 |
| Which South American Country? | 0 | - | 4.69 | 51,892 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,580 |
| Countries that Beat Brazil | 0 | - | 4.49 | 68,404 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,089 |
| Flags of Africa Quiz | 0 | - | 5.00 | 469,176 |
| Largest United States Airlines | 0 | - | 4.39 | 54,991 |
| Hawaiian Islands | 0 | - | 4.83 | 42,649 |
| South American Physical Geography | 0 | - | 4.58 | 18,328 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,743 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,706 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 113,389 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,290 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,698 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,433 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,144 |
| Top 10 U.S. States with the Highest Elevation | 0 | - | 4.51 | 67,851 |
