| Asian Geography By Letter - B | 0 | - | 4.85 | 66,903 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,605 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,845 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 53,278 |
| US States Quiz | 0 | - | 5.00 | 16,971,087 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,725 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,384 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,512 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,225 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,983 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,487 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,387 |
| States of Mexico | 0 | - | 4.96 | 177,815 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,390 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 334,830 |
| U.S. Geography by Letter - C | 0 | - | 4.27 | 74,442 |
| U.S. Geography by Letter - A | 0 | - | 4.37 | 63,472 |
| U.S. Geography by Letter - D | 0 | - | 4.09 | 57,449 |
| U.S. Geography by Letter - T | 0 | - | 4.29 | 50,165 |
| U.S. Geography by Letter - P | 0 | - | 4.38 | 54,345 |
| U.S. Geography by Letter - M | 0 | - | 4.14 | 53,586 |
| U.S. Geography by Letter - L | 0 | - | 4.04 | 41,475 |
| U.S. Geography by Letter - G | 0 | - | 4.13 | 39,640 |
| U.S. Geography by Letter - R | 0 | - | 4.22 | 36,782 |
| U.S. Geography By Letter - H | 0 | - | 4.35 | 40,539 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,363 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,316 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,564 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,954 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,779 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,387 |
| European Geography By Letter - A | 0 | - | 4.52 | 147,722 |
| European Geography By Letter - B #1 | 0 | - | 4.62 | 121,098 |
| European Geography By Letter - C | 0 | - | 4.43 | 123,206 |
| European Geography By Letter - D | 0 | - | 4.50 | 110,107 |
| European Geography By Letter - L | 0 | - | 4.52 | 114,758 |
| European Geography By Letter - M | 0 | - | 4.69 | 132,114 |
| European Geography By Letter - N | 0 | - | 4.44 | 101,878 |
| European Geography By Letter - R | 0 | - | 4.43 | 94,396 |
| European Geography By Letter - V | 0 | - | 4.42 | 93,612 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 65,987 |
| Asian Geography By Letter - M | 0 | - | 4.48 | 61,604 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 58,127 |
| Asian Geography by Letter - T | 0 | - | 4.52 | 57,592 |
| European Geography By Letter - T | 0 | - | 4.41 | 83,322 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 101,228 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 43,254 |
| Pixelated United States Map | 0 | - | 4.88 | 94,712 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,901 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 112,129 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,129 |
| U.S. States with Short Names | 0 | - | 4.91 | 150,165 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,156 |
| U.S. States By Population | 0 | - | 4.92 | 154,033 |
| U.S. States that Start with N | 0 | - | 4.95 | 172,077 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,804 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,482 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 66,002 |
| US States with an Empty Map | 0 | - | 5.00 | 627,801 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,471 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 177,620 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,837 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,303 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,534 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,269 |
| Southernmost Countries A-Z | 0 | - | 4.95 | 153,974 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 196,471 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 170,762 |
| Biggest Countries by Area A-Z | 0 | - | 4.96 | 193,701 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 301,727 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.83 | 73,340 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 147,048 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,429 |
| Flags of North and South America | 0 | - | 4.99 | 376,168 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,340 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,353 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,956 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,864 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,165 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,983 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,270 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 150,490 |
| Countries that Start with A | 0 | - | 4.98 | 2,172,979 |
| Countries that Start with B | 0 | - | 4.95 | 2,303,982 |
| Countries that Start with C | 0 | - | 4.96 | 1,829,530 |
| Countries that Start with D | 0 | - | 4.96 | 715,017 |
| Countries that Start with E | 0 | - | 4.95 | 1,383,459 |
| Countries that Start with G | 0 | - | 4.97 | 1,509,798 |
| Countries that Start with H | 0 | - | 4.96 | 608,591 |
| Countries that Start with I | 0 | - | 4.92 | 1,293,290 |
| Countries that Start with J | 0 | - | 4.98 | 606,032 |
| Countries that Start with K | 0 | - | 4.97 | 819,764 |
| Countries that Start with L | 0 | - | 4.98 | 1,095,539 |
| Countries that Start with N | 0 | - | 4.93 | 1,122,570 |
| Countries that Start with P | 0 | - | 4.94 | 1,220,844 |
| Countries that Start with S | 0 | - | 4.98 | 1,761,435 |
| Countries that Start with T | 0 | - | 4.90 | 1,013,921 |
| Countries that Start with U | 0 | - | 4.97 | 907,724 |
| Countries that Start with V | 0 | - | 4.98 | 611,450 |
| Countries that Start with F | 0 | - | 4.83 | 620,541 |
| Countries that Start with M | 0 | - | 4.97 | 1,386,923 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,296 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,741 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,355 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,110 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,701 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,164 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,721 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,556 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 238,334 |
| The Only American Country ... | 0 | - | 4.92 | 122,103 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,205 |
| European Geography By Letter - E | 0 | - | 4.23 | 114,829 |
| European Geography By Letter - F | 0 | - | 4.15 | 94,139 |
| European Geography By Letter - H | 0 | - | 4.30 | 96,935 |
| European Geography By Letter - G | 0 | - | 4.27 | 103,639 |
| European Geography By Letter - I | 0 | - | 4.07 | 96,329 |
| European Geography By Letter - K | 0 | - | 4.15 | 70,965 |
| European Geography By Letter - O | 0 | - | 4.29 | 63,381 |
| European Geography by Letter - W | 0 | - | 4.21 | 83,434 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 52,117 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,369 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 68,004 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,942 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,402 |
| European Geography By Letter - S #2 | 0 | - | 4.20 | 51,719 |
| Asian Geography By Letter - J | 0 | - | 4.27 | 34,897 |
| U.S. Geography by Letter - N | 0 | - | 3.80 | 53,036 |
| U.S. Geography by Letter - E | 0 | - | 3.75 | 49,043 |
| U.S. Geography by Letter - F | 0 | - | 3.84 | 45,311 |
| U.S. Geography by Letter - O | 0 | - | 3.52 | 41,773 |
| Europe Map Quiz | 0 | - | 5.00 | 4,782,475 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,706 |
| Richest Countries A-Z | 0 | - | 4.91 | 103,843 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 125,547 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,489 |
| States of Brazil | 0 | - | 4.97 | 89,375 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,634 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,086 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,920 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,885 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,242 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,337 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 117,955 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,543 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,671 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,156 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,255 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,656 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,571 |
| One Country By Letter By Continent | 0 | - | 5.00 | 125,269 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 92,479 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,932 |
| Canada Country Quiz | 0 | - | 4.55 | 132,938 |
| United States Country Quiz | 0 | - | 4.43 | 102,064 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,451,416 |
| Oceania Map Quiz | 0 | - | 4.98 | 658,367 |
| Africa Map Quiz | 0 | - | 5.00 | 2,126,708 |
| Asia Map Quiz | 0 | - | 4.99 | 923,690 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,265 |
| Canada Cities Map Quiz | 0 | - | 4.64 | 124,528 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 60,165 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 77,035 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,404 |
| Canada A-Z | 0 | - | 4.73 | 32,944 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,697,062 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,944 |
| Random U.S. City to State | 0 | - | 4.45 | 76,799 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,171 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,829 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 210,324 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,678 |
| Asian Geography By Letter - R | 0 | - | 4.35 | 28,182 |
| U.S. Geography by Letter - W | 0 | - | 3.86 | 23,684 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,508 |
| New England States | 0 | - | 4.51 | 59,882 |
| U.S. States by Land Area | 0 | - | 4.63 | 53,016 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,101 |
| Add a Letter - Make a U.S. State | 0 | - | 4.70 | 83,067 |
| U.S. States by Borders | 0 | - | 4.62 | 35,444 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,657 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,286 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,411 |
| European Geography A-Z | 0 | - | 4.29 | 49,447 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,300 |
| World Cities A-Z by Clue #1 | 0 | - | 4.51 | 68,631 |
| World Cities A-Z by Clue #2 | 0 | - | 4.41 | 59,463 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,478 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,839 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,696 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,732 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,266 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,115 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,843 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,768 |
| Boroughs of New York City | 0 | - | 4.47 | 84,894 |
| Majority Muslim Countries | 0 | - | 4.98 | 377,048 |
| NATO Countries | 0 | - | 4.98 | 282,877 |
| EU Countries Quiz | 0 | - | 4.99 | 277,146 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,432 |
