| US States Quiz | 0 | - | 5.00 | 16,683,854 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,269 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,278 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,417 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,502 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,111 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,141 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,621 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,320 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,560 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,075 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,700 |
| Name the U.S. National Parks | 0 | - | 4.85 | 58,352 |
| States of Mexico | 0 | - | 4.95 | 173,121 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,641 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,333 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,753 |
| Pixelated United States Map | 0 | - | 4.89 | 93,379 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,616 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,258 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,310 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,528 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,800 |
| U.S. States By Population | 0 | - | 4.92 | 152,288 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,293 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,794 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,467 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,723 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,798 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,283 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,111 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,752 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,959 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,450 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,836 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,780 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,305 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,486 |
| Flags of North and South America | 0 | - | 4.99 | 366,011 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,005 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,434 |
| Counties of England | 0 | - | 4.97 | 788,529 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,777 |
| U.S. States with the Most Immigrants | 0 | - | 4.84 | 81,887 |
| US States with an Empty Map | 0 | - | 5.00 | 618,301 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,580 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,480 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,817 |
| Canada Country Quiz | 0 | - | 4.54 | 131,648 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,566 |
| Australian States and Territories | 0 | - | 4.95 | 140,570 |
| Random U.S. City to State | 0 | - | 4.45 | 75,233 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,903 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,246 |
| Most-Visited Countries by Canadians | 0 | - | 4.77 | 39,107 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,796 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,572 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,576 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 90,965 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,517 |
| Which City in Canada? | 0 | - | 4.82 | 56,623 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,263 |
| The Only American Country ... | 0 | - | 4.92 | 120,678 |
| Belize Country Quiz | 0 | - | 4.85 | 20,784 |
| Regions of Italy | 0 | - | 4.92 | 74,616 |
| Provinces of China | 0 | - | 4.97 | 199,769 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,173 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,856 |
| States of Germany | 0 | - | 4.96 | 149,846 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 48,980 |
| O Canada Lyrics | 0 | - | 4.47 | 50,769 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,286 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 164,954 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,586 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,020 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,392 |
| Name a Valid Asian Country | 0 | - | 4.98 | 119,960 |
| Name a Valid African Country | 0 | - | 4.98 | 152,838 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 92,709 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,540 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,271 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,349 |
| Europe Map Quiz | 0 | - | 5.00 | 4,728,311 |
| States of Brazil | 0 | - | 4.98 | 86,246 |
| Departments of France | 0 | - | 4.93 | 52,698 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,818 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,015 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,056 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,158 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,382 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,627 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,657 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,353 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,468 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,676 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,108 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,624 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,553 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,341 |
| Name a World Capital A-Z | 0 | - | 5.00 | 174,843 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,461 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,047 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,054 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,280 |
| United States Country Quiz | 0 | - | 4.43 | 100,492 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,068 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,612 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,581 |
| Counties of Ireland | 0 | - | 4.92 | 192,856 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,469 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,495 |
| Name a Valid U.S. State #2 | 0 | - | 4.63 | 76,414 |
| Name a Valid U.S. State #3 | 0 | - | 4.78 | 48,655 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,676,437 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,606 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,132 |
| Which City in Europe? | 0 | - | 4.83 | 106,563 |
| Countries Bordering Brazil | 0 | - | 4.96 | 130,966 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,260 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 207,719 |
| Countries that Beat Russia | 0 | - | 4.84 | 81,803 |
| Mexico Country Quiz | 0 | - | 4.49 | 71,934 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,438,444 |
| Oceania Map Quiz | 0 | - | 4.98 | 634,641 |
| Africa Map Quiz | 0 | - | 5.00 | 2,103,073 |
| Asia Map Quiz | 0 | - | 4.99 | 906,117 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,306 |
| Ontario Cities Map Quiz | 0 | - | 4.64 | 19,330 |
| Regions of U.S. States | 0 | - | 4.37 | 43,426 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 424,923 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,178 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,458 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,509 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,057 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,186 |
| New England States | 0 | - | 4.51 | 59,699 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,437 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,877 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,272 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 55,601 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,642 |
| U.S. States by Borders | 0 | - | 4.63 | 35,050 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,215 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,096 |
| Movies by State | 0 | - | 4.27 | 40,435 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 43,969 |
| Name a City - European Countries | 0 | - | 4.92 | 64,288 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,561 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,011 |
| Random Capital to Country | 0 | - | 4.99 | 2,576,686 |
| Random Country to Capital | 0 | - | 4.98 | 910,770 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,784 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,748 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,380 |
| The Only European Country ... | 0 | - | 4.91 | 213,562 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,904 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,361 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,162 |
| Countries of Africa | 0 | - | 5.00 | 2,505,242 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,135 |
| United States Map Quiz | 0 | - | 4.98 | 4,140,114 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,727 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,347 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,835 |
| Australia Map Quiz | 0 | - | 4.94 | 342,271 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,119 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,492 |
| Canadian Islands on the Map | 0 | - | 4.39 | 19,911 |
| African East Coast | 0 | - | 4.96 | 94,952 |
| Most Valuable Crops by U.S. State | 0 | - | 4.40 | 38,914 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,224,685 |
| Flags of Asia Quiz | 0 | - | 4.99 | 604,725 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,347 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,762 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,271 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,628 |
| Cities in U.S. History #1 | 0 | - | 4.25 | 37,509 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,764 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,469 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,885 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,634 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,494 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,899 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,335 |
| Boroughs of New York City | 0 | - | 4.47 | 84,067 |
| Canada or Africa by Area | 0 | - | 4.77 | 18,034 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,710 |
| Biggest Trading Partners - United States | 0 | - | 4.63 | 106,319 |
| Countries that Beat Brazil | 0 | - | 4.49 | 67,822 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,134 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,326 |
| Jamaica Country Quiz | 0 | - | 4.58 | 34,835 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 31,886 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,510 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,470 |
| Largest United States Airlines | 0 | - | 4.39 | 54,820 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,550 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,339 |
| U.S. States with the Fewest Borders | 0 | - | 4.77 | 112,980 |
| U.S. States with the Most Borders | 0 | - | 4.53 | 62,221 |
