| South America Capitals Quiz | 0 | - | 5.00 | 476,853 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,089 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,585 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,305 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,676,175 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,718 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,944 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,440 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,826 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,225 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,686 |
| Belize Country Quiz | 0 | - | 4.85 | 20,782 |
| Name a City - European Countries | 0 | - | 4.92 | 64,277 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,448 |
| Asia Capitals Quiz | 0 | - | 4.98 | 684,903 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,323 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,258 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,054 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,669 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,250 |
| South American Cities on the Map | 0 | - | 4.57 | 35,229 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,611 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,660 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,546 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,769 |
| Europe Capital to Country | 0 | - | 4.99 | 247,307 |
| Asia Capital to Country | 0 | - | 4.96 | 125,633 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,307 |
| European Capitals by Map | 0 | - | 4.99 | 135,969 |
| African Capitals by Map | 0 | - | 4.99 | 132,061 |
| Asian Capitals by Map | 0 | - | 4.98 | 60,981 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,079 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,529 |
| European Coastal Capitals | 0 | - | 4.95 | 89,657 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,147 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,425 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,547 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,382 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,595 |
| Random U.S. City to State | 0 | - | 4.45 | 75,204 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,119 |
| World Capitals Quiz | 0 | - | 5.00 | 5,026,168 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,567 |
| Official Cities in the UK | 0 | - | 4.89 | 280,183 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,266 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,715 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,533 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,548 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,340 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,020 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,084 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,648 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,370 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,706 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,463 |
| 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 | 34,489 |
| Boroughs of New York City | 0 | - | 4.47 | 84,062 |
| Panama Country Quiz | 0 | - | 4.61 | 25,581 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 31,880 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,031 |
| US States Quiz | 0 | - | 5.00 | 16,680,828 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,070 |
| Capitals of the Stans | 0 | - | 4.95 | 26,368 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,093 |
| Cities in U.S. History #1 | 0 | - | 4.25 | 37,506 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,681 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,569,163 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,750 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,701 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,611 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,334 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,537 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,007 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,326 |
| Name the U.S. National Parks | 0 | - | 4.85 | 57,780 |
| States of Mexico | 0 | - | 4.95 | 173,047 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,135 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,370 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,612 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 40,630 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,319 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,451 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,099 |
| ALL California Cities | 0 | - | 4.36 | 42,799 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,378 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,153 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,955 |
| Random European Capital to Country | 0 | - | 4.98 | 189,071 |
| Random European Country to Capital | 0 | - | 4.92 | 147,338 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,282 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,332 |
| Random African Capital to Country | 0 | - | 4.97 | 99,677 |
| Random African Country to Capital | 0 | - | 4.94 | 70,157 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,893 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,646 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,301 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,727 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,246 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,274 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,564 |
| Pixelated United States Map | 0 | - | 4.89 | 93,328 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,597 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,223 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,287 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,496 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,769 |
| U.S. States By Population | 0 | - | 4.92 | 152,259 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,261 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,781 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,454 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,712 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,789 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,592 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,821 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,573 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,523 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,487 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,237 |
| Countries by Capital City | 0 | - | 5.00 | 66,472 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,230 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,815 |
| World Capitals by Proximity | 0 | - | 4.91 | 327,987 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,776 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,348 |
| Moved Capital Cities | 0 | - | 4.96 | 73,517 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,211 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,579 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,748 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 128,741 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,016 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,117 |
| U.S. State Capital Etymology | 0 | - | 4.50 | 36,772 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,306 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,833 |
| Which City in Europe? | 0 | - | 4.83 | 106,554 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,286 |
| Countries Bordering Brazil | 0 | - | 4.96 | 130,931 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,257 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,396 |
| Countries that Beat Canada | 0 | - | 4.90 | 86,789 |
| Mexico Country Quiz | 0 | - | 4.49 | 71,930 |
| Nicaragua Country Quiz | 0 | - | 4.62 | 26,338 |
| El Salvador Country Quiz | 0 | - | 4.62 | 31,443 |
| Guatemala Country Quiz | 0 | - | 4.63 | 25,185 |
| Honduras Country Quiz | 0 | - | 4.52 | 23,657 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,305 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 100,977 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,770 |
| U.S. States with the Most Immigrants | 0 | - | 4.84 | 81,874 |
| US States with an Empty Map | 0 | - | 5.00 | 618,177 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,556 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,465 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,801 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,036 |
| North American Sports Cities | 0 | - | 4.83 | 170,762 |
| American TV Show Settings | 0 | - | 4.35 | 30,581 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,884 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,644 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,582 |
| Name a Valid World City | 0 | - | 4.83 | 70,009 |
| Cities by Former Name | 0 | - | 4.84 | 90,879 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,641 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,189 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,789 |
| World Capitals by Map | 0 | - | 5.00 | 282,849 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,601 |
| Random Capital to Country | 0 | - | 4.99 | 2,576,393 |
| Random Country to Capital | 0 | - | 4.98 | 910,593 |
| Capitals Starting With H | 0 | - | 4.90 | 89,236 |
| Capitals Starting With K | 0 | - | 4.85 | 75,509 |
| Capitals Starting With M | 0 | - | 4.93 | 105,803 |
| Capitals Starting With P | 0 | - | 4.88 | 77,018 |
| Capitals Starting With R | 0 | - | 4.87 | 80,817 |
| Capitals Starting With S | 0 | - | 4.89 | 84,629 |
| Capitals Starting With T | 0 | - | 4.84 | 75,150 |
| Capitals Starting With W | 0 | - | 4.89 | 90,473 |
| Capitals Starting With A | 0 | - | 4.97 | 126,320 |
| Capitals Starting With B | 0 | - | 4.89 | 117,080 |
| Capitals Starting With D | 0 | - | 4.93 | 95,171 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,556 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,140 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.48 | 26,001 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,459 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,786 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,564 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 90,946 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,512 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,758 |
| Cities in European History #1 | 0 | - | 4.63 | 132,970 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,176 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,545 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,793 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,002 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,425 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,622 |
| Cities in Squares on a Map - Europe | 0 | - | 4.73 | 53,121 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,464 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,097 |
