| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,823 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,786 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,689,652 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,020 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,805 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,157 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,135 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,553 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,092 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,604 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 175,563 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,370 |
| US States Quiz | 0 | - | 5.00 | 16,873,790 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,332 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,598 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,928 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,086 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,025 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,884 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,340 |
| Random U.S. City to State | 0 | - | 4.45 | 76,313 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,276 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,734 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,934 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,526 |
| Africa Capitals Quiz | 0 | - | 4.99 | 737,617 |
| Asia Capitals Quiz | 0 | - | 4.98 | 692,792 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,466 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,851 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,416 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,423 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,989 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,279 |
| U.S. States By Population | 0 | - | 4.92 | 153,537 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,439 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,435 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,294 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,207 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,611 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,422 |
| Name a City - European Countries | 0 | - | 4.90 | 65,368 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,453 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 113,980 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,039 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,774 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,690 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,396 |
| Boroughs of New York City | 0 | - | 4.47 | 84,591 |
| US States with an Empty Map | 0 | - | 5.00 | 624,560 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,073 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,019 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,600 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,192 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,497 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,669 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,083 |
| ALL California Cities | 0 | - | 4.37 | 43,055 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,454 |
| Europe Capital to Country | 0 | - | 4.99 | 250,097 |
| Asia Capital to Country | 0 | - | 4.96 | 126,656 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,864 |
| European Capitals by Map | 0 | - | 4.99 | 139,134 |
| African Capitals by Map | 0 | - | 4.99 | 133,777 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,385 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,060 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,409 |
| European Coastal Capitals | 0 | - | 4.95 | 90,585 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,584 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,968 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,986 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,825 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,548 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 33,974 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,886 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,009 |
| Official Cities in the UK | 0 | - | 4.89 | 283,695 |
| World Capitals Quiz | 0 | - | 5.00 | 5,073,066 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,761 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,467 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,030 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,256 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,826 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,170 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,359 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,280 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,401 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,147 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,198 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,032 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,134 |
| American TV Show Settings | 0 | - | 4.35 | 30,648 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,585 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,140 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,402 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,636 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,764 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,487 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,362 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,148 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,624 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,234 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,065 |
| US States and State Capitals | 0 | - | 4.99 | 162,351 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,639 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,031 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,732 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,940 |
| States of Mexico | 0 | - | 4.96 | 176,072 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,775 |
| Capitals of the Stans | 0 | - | 4.95 | 26,840 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,288 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,279 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.88 | 80,924 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,787 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,827 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.85 | 62,227 |
| South American Cities on the Map | 0 | - | 4.53 | 35,425 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,527 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,753 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,586,187 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,518 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,653 |
| Random European Capital to Country | 0 | - | 4.98 | 190,895 |
| Random European Country to Capital | 0 | - | 4.93 | 165,116 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,449 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,751 |
| Random African Capital to Country | 0 | - | 4.97 | 100,713 |
| Random African Country to Capital | 0 | - | 4.94 | 71,200 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,050 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,149 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 109,669 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,761 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,381 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,340 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,539 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 331,973 |
| Pixelated United States Map | 0 | - | 4.87 | 94,260 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,378 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,110 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,233 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,393 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,477 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,211 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,970 |
| Countries by Capital City | 0 | - | 5.00 | 68,250 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,155 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,638 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,384 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,998 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,188 |
| Moved Capital Cities | 0 | - | 4.96 | 74,202 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,828 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,984 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,707 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,551 |
| Which City in Europe? | 0 | - | 4.83 | 107,386 |
| Neighborhoods of New York City | 0 | - | 4.37 | 30,428 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,445 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,446 |
| Countries that Beat Canada | 0 | - | 4.91 | 97,355 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,757 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,174 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,468 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,762 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,557 |
| Random Capital to Country | 0 | - | 4.99 | 2,591,081 |
| Random Country to Capital | 0 | - | 4.98 | 920,386 |
| U.S. State Capitals Furthest from the State Border | 0 | - | 4.19 | 18,005 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,020 |
| U.S. States with the Longest International Borders | 0 | - | 4.78 | 45,797 |
| Longest U.S. State Borders | 0 | - | 4.67 | 39,816 |
| U.S. States with the Fewest Immigrants | 0 | - | 4.63 | 65,794 |
| U.S. States with the Highest Percentage of Farmland | 0 | - | 4.80 | 65,483 |
| U.S. States with the Lowest Percentage of Farmland | 0 | - | 4.74 | 55,187 |
| New England States | 0 | - | 4.51 | 59,808 |
| U.S. License Plates Picture Quiz | 0 | - | 4.61 | 52,925 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,810 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,010 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,815 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 56,001 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,925 |
| U.S. States by Borders | 0 | - | 4.61 | 35,314 |
| Save Americans by Guessing U.S. States | 0 | - | 4.63 | 185,732 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,481 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,039 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,642 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,645 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,904 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,891 |
| North American Sports Cities | 0 | - | 4.83 | 172,366 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,317 |
| Cities in European History #1 | 0 | - | 4.63 | 133,985 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,341 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,744 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,884 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,122 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,383 |
| Cities in Squares on a Map - Europe | 0 | - | 4.70 | 53,805 |
| Name a Valid World City | 0 | - | 4.83 | 71,190 |
| Cities by Former Name | 0 | - | 4.83 | 91,565 |
