| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,333 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,919 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,617 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,460 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,254 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,696,262 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,739 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,196 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,496 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,251 |
| South American Cities on the Map | 0 | - | 4.52 | 35,524 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,139 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,251 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,867 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 149,451 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,432 |
| Belize Country Quiz | 0 | - | 4.85 | 21,058 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,439 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,816 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,751 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,115 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,200 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,178 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,767 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 334,517 |
| Pixelated United States Map | 0 | - | 4.88 | 94,652 |
| Name a City - European Countries | 0 | - | 4.90 | 65,957 |
| US States with an Empty Map | 0 | - | 5.00 | 627,459 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,400 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 177,371 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,515 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,609 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,805 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,911 |
| Random U.S. City to State | 0 | - | 4.45 | 76,763 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,013 |
| Europe Capital to Country | 0 | - | 4.99 | 251,602 |
| Asia Capital to Country | 0 | - | 4.96 | 127,208 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,664 |
| European Capitals by Map | 0 | - | 4.99 | 141,456 |
| African Capitals by Map | 0 | - | 4.99 | 141,498 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,621 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,648 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,991 |
| European Coastal Capitals | 0 | - | 4.95 | 91,103 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,077 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,767 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,324 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,059 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,088 |
| Official Cities in the UK | 0 | - | 4.89 | 285,488 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,424 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,852 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,934 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,339 |
| World Capitals Quiz | 0 | - | 5.00 | 5,096,211 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,504 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,993 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,411 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,858 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,255 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,470 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,779 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,583 |
| Honduras Country Quiz | 0 | - | 4.52 | 23,986 |
| US States Quiz | 0 | - | 5.00 | 16,961,380 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,714 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,471 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,497 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,695 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,391 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,286 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,719 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,449 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,250 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,107 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,839 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,757 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,431 |
| Boroughs of New York City | 0 | - | 4.47 | 84,864 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,154 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,767 |
| El Salvador Country Quiz | 0 | - | 4.63 | 31,843 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 32,304 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,438 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,334 |
| States of Mexico | 0 | - | 4.96 | 177,626 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,525 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,246 |
| Capitals of the Stans | 0 | - | 4.95 | 27,059 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 159,850 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,023 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,283 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 117,862 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,637 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,663 |
| ALL California Cities | 0 | - | 4.37 | 43,186 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,487 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,595,785 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,723 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,953 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,863 |
| Random European Capital to Country | 0 | - | 4.98 | 191,846 |
| Random European Country to Capital | 0 | - | 4.93 | 165,670 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,882 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,273 |
| Random African Capital to Country | 0 | - | 4.97 | 101,149 |
| Random African Country to Capital | 0 | - | 4.94 | 71,622 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,181 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,055 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,659 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,034 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,990 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,262 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,237 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,529 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,873 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,908 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,791 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 112,011 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,024 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,669 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,028 |
| U.S. States By Population | 0 | - | 4.92 | 153,961 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,991 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,758 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,714 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,443 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,954 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,000 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,781 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,923 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,808 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,992 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,934 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,811 |
| Countries by Capital City | 0 | - | 5.00 | 69,091 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,661 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,062 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,136 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,112 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,636 |
| Moved Capital Cities | 0 | - | 4.96 | 74,526 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,153 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,279 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,224 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,745 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,643 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,213 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,238 |
| Which City in Europe? | 0 | - | 4.83 | 107,764 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,968 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,124 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,788 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,321 |
| Countries that Beat Canada | 0 | - | 4.91 | 98,804 |
| Nicaragua Country Quiz | 0 | - | 4.62 | 26,680 |
| Panama Country Quiz | 0 | - | 4.61 | 25,904 |
| Guatemala Country Quiz | 0 | - | 4.63 | 25,530 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,280 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,330 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,918 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,777 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,113 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,890 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,644,455 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,284 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 419,832 |
| American TV Show Settings | 0 | - | 4.37 | 30,688 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,843 |
| Random Capital to Country | 0 | - | 4.99 | 2,598,399 |
| Random Country to Capital | 0 | - | 4.98 | 925,577 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,656 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,282 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,091 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,638 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,688 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,748 |
| Jamaica Country Quiz | 0 | - | 4.58 | 35,213 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,167 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,683 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,302 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,645 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,133 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,287 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 580,878 |
| North American Sports Cities | 0 | - | 4.83 | 172,952 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,497 |
| Cities in European History #1 | 0 | - | 4.63 | 134,445 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,188 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,570 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,919 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,792 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,571 |
| Cities by Former Name | 0 | - | 4.83 | 91,909 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,600 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,883 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,631 |
| World Capitals by Map | 0 | - | 5.00 | 288,629 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,678 |
