| Southernmost Countries A-Z | 0 | - | 4.94 | 152,644 |
| Northernmost Countries A-Z | 0 | - | 4.99 | 193,781 |
| Least Populous Countries A-Z | 0 | - | 4.99 | 169,308 |
| Biggest Countries by Area A-Z | 0 | - | 4.95 | 190,577 |
| Most Populous Countries A-Z | 0 | - | 4.98 | 299,257 |
| Countries with the Greatest Elevation A-Z | 0 | - | 4.82 | 72,062 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,041 |
| Shortest Country Name A-Z | 0 | - | 5.00 | 234,572 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 65,929 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,265 |
| US States Quiz | 0 | - | 5.00 | 16,680,132 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,083 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,583 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,302 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,527 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 239,987 |
| Richest Countries A-Z | 0 | - | 4.92 | 101,670 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,838 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,682 |
| Name the U.S. National Parks | 0 | - | 4.85 | 57,665 |
| States of Mexico | 0 | - | 4.95 | 173,027 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,063 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,543 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,499 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,052 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,295 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,724 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,242 |
| Pixelated United States Map | 0 | - | 4.89 | 93,316 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,586 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,217 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,279 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,490 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,760 |
| U.S. States By Population | 0 | - | 4.92 | 152,257 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,258 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,775 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,710 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,785 |
| US States with an Empty Map | 0 | - | 5.00 | 618,135 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,253 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,038 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,713 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,940 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,436 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,823 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,276 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,390 |
| Flags of North and South America | 0 | - | 4.99 | 365,614 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 100,968 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,765 |
| U.S. States with the Most Immigrants | 0 | - | 4.84 | 81,871 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,552 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,460 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,797 |
| Canada A-Z | 0 | - | 4.73 | 32,627 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,837 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,219 |
| Countries that Start with A | 0 | - | 4.98 | 2,144,776 |
| Countries that Start with B | 0 | - | 4.95 | 2,278,115 |
| Countries that Start with C | 0 | - | 4.96 | 1,808,865 |
| Countries that Start with D | 0 | - | 4.96 | 700,577 |
| Countries that Start with E | 0 | - | 4.95 | 1,366,370 |
| Countries that Start with G | 0 | - | 4.97 | 1,491,531 |
| Countries that Start with H | 0 | - | 4.96 | 597,125 |
| Countries that Start with I | 0 | - | 4.92 | 1,279,277 |
| Countries that Start with J | 0 | - | 4.98 | 595,187 |
| Countries that Start with K | 0 | - | 4.96 | 808,668 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,003 |
| Countries that Start with N | 0 | - | 4.93 | 1,108,859 |
| Countries that Start with P | 0 | - | 4.94 | 1,207,712 |
| Countries that Start with S | 0 | - | 4.98 | 1,743,290 |
| Countries that Start with T | 0 | - | 4.90 | 1,003,496 |
| Countries that Start with U | 0 | - | 4.97 | 899,216 |
| Countries that Start with V | 0 | - | 4.98 | 604,566 |
| Countries that Start with F | 0 | - | 4.83 | 611,513 |
| Countries that Start with M | 0 | - | 4.97 | 1,372,338 |
| U.S. Geography by Letter - C | 0 | - | 4.26 | 73,305 |
| U.S. Geography by Letter - A | 0 | - | 4.38 | 62,266 |
| U.S. Geography by Letter - D | 0 | - | 4.08 | 56,270 |
| U.S. Geography by Letter - T | 0 | - | 4.27 | 48,959 |
| U.S. Geography by Letter - P | 0 | - | 4.34 | 47,346 |
| U.S. Geography by Letter - M | 0 | - | 4.13 | 52,567 |
| U.S. Geography by Letter - L | 0 | - | 4.03 | 40,318 |
| U.S. Geography by Letter - G | 0 | - | 4.12 | 38,569 |
| U.S. Geography By Letter - H | 0 | - | 4.38 | 39,288 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,443 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,784 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,563 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,566 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 90,942 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,511 |
| European Geography A-Z | 0 | - | 4.28 | 48,956 |
| World Cities A-Z by Clue #1 | 0 | - | 4.61 | 64,648 |
| World Cities A-Z by Clue #2 | 0 | - | 4.43 | 56,344 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,268 |
| The Only American Country ... | 0 | - | 4.92 | 120,666 |
| Belize Country Quiz | 0 | - | 4.85 | 20,782 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,119 |
| Europe Map Quiz | 0 | - | 5.00 | 4,727,559 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,774 |
| European Geography By Letter - A | 0 | - | 4.56 | 132,314 |
| European Geography By Letter - B #1 | 0 | - | 4.64 | 110,825 |
| European Geography By Letter - C | 0 | - | 4.46 | 111,766 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,637 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,164 |
| European Geography By Letter - M | 0 | - | 4.61 | 128,780 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,622 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,584 |
| European Geography By Letter - V | 0 | - | 4.43 | 91,989 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,348 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,112 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,521 |
| Asian Geography by Letter - T | 0 | - | 4.50 | 57,023 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,240 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,555 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 42,657 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,005 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,316 |
| States of Brazil | 0 | - | 4.98 | 86,226 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,774 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,132 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,366 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,610 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,626 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,316 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,667 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,601 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,542 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,317 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,457 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,043 |
| One Country By Letter By Continent | 0 | - | 5.00 | 121,378 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,048 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,273 |
| Canada Country Quiz | 0 | - | 4.54 | 131,626 |
| United States Country Quiz | 0 | - | 4.43 | 100,475 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,437,848 |
| Oceania Map Quiz | 0 | - | 4.98 | 634,486 |
| Africa Map Quiz | 0 | - | 5.00 | 2,102,848 |
| Asia Map Quiz | 0 | - | 4.99 | 905,852 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,066 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,556 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,494 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,605 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,576 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 424,867 |
| U.S. Geography by Letter - N | 0 | - | 3.79 | 52,103 |
| U.S. Geography by Letter - E | 0 | - | 3.73 | 48,166 |
| U.S. Geography by Letter - F | 0 | - | 3.86 | 44,424 |
| U.S. Geography by Letter - O | 0 | - | 3.43 | 33,775 |
| U.S. Geography by Letter - R | 0 | - | 4.15 | 30,236 |
| African Geography A-Z | 0 | - | 4.33 | 21,410 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,676,123 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,588 |
| Random U.S. City to State | 0 | - | 4.45 | 75,196 |
| Countries with the Most Forest A-Z | 0 | - | 4.63 | 55,147 |
| Countries Bordering Brazil | 0 | - | 4.96 | 130,927 |
| Most-Visited Countries by Canadians | 0 | - | 4.77 | 39,106 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,257 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 207,678 |
| Mexico Country Quiz | 0 | - | 4.49 | 71,924 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,302 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,181 |
| New England States | 0 | - | 4.51 | 59,698 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,418 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,872 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,259 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 55,595 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,636 |
| U.S. States by Borders | 0 | - | 4.63 | 35,045 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,212 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,087 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 43,964 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,754 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,264 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,640 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,424 |
| Asia Capitals Quiz | 0 | - | 4.98 | 684,880 |
| Capitals A-Z #2 | 0 | - | 4.45 | 26,630 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,460 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,884 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,633 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,487 |
| Boroughs of New York City | 0 | - | 4.47 | 84,060 |
| Majority Muslim Countries | 0 | - | 4.98 | 368,023 |
| NATO Countries | 0 | - | 4.98 | 275,155 |
| EU Countries Quiz | 0 | - | 4.99 | 269,457 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,742 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 284,517 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 267,703 |
| Top Five Countries by Religion | 0 | - | 4.93 | 168,787 |
| Countries by Hottest Recorded Temperature | 0 | - | 4.91 | 111,408 |
| Countries by Coldest Recorded Temperature | 0 | - | 4.83 | 110,815 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,719 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,344 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 146,587 |
| The Only European Country ... | 0 | - | 4.91 | 213,513 |
| Countries where the Sea Freezes | 0 | - | 4.93 | 113,336 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,842 |
