| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,338 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,632 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,696,393 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,748 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,221 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,501 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,253 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,465 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,140 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,251 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 149,695 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,263 |
| US States with an Empty Map | 0 | - | 5.00 | 627,513 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,409 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 177,405 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,973 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,519 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,618 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,874 |
| US States Quiz | 0 | - | 5.00 | 16,962,786 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,478 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 368,267 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,092 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,918 |
| Random U.S. City to State | 0 | - | 4.45 | 76,764 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,022 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,200 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,322 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 334,571 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,825 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,756 |
| Name a City - European Countries | 0 | - | 4.90 | 65,963 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,197 |
| Pixelated United States Map | 0 | - | 4.88 | 94,655 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,806 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 112,029 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 114,044 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,690 |
| U.S. States that Start with M | 0 | - | 4.93 | 188,053 |
| U.S. States By Population | 0 | - | 4.92 | 153,967 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,999 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,763 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,727 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,451 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,959 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,497 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,701 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,253 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,108 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,840 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,758 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,431 |
| Boroughs of New York City | 0 | - | 4.47 | 84,866 |
| South American Cities on the Map | 0 | - | 4.52 | 35,526 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,820 |
| Europe Capital to Country | 0 | - | 4.99 | 251,633 |
| Asia Capital to Country | 0 | - | 4.96 | 127,223 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,677 |
| European Capitals by Map | 0 | - | 4.99 | 141,495 |
| African Capitals by Map | 0 | - | 4.99 | 141,548 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,646 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,661 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,001 |
| European Coastal Capitals | 0 | - | 4.95 | 91,110 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,087 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,860 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,351 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,063 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,184 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,793 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 49,121 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,901 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,666 |
| ALL California Cities | 0 | - | 4.37 | 43,190 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,487 |
| World Capitals Quiz | 0 | - | 5.00 | 5,096,727 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,195 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,657 |
| Official Cities in the UK | 0 | - | 4.89 | 285,522 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,426 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,857 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,936 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,344 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,565 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,008 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,425 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,871 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,266 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,473 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,796 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,592 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,649 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,214 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,239 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,060 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,662 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,036 |
| Capitals of the Stans | 0 | - | 4.95 | 27,066 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,285 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,665 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,471 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,595,951 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,621 |
| American TV Show Settings | 0 | - | 4.37 | 30,690 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,731 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,843 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,404 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,297 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,724 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,457 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,656 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,283 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,091 |
| US States and State Capitals | 0 | - | 4.99 | 164,653 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,164 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,807 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,443 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,339 |
| States of Mexico | 0 | - | 4.96 | 177,653 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,546 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,456 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 14,057 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 159,862 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 84,050 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,288 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 117,867 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,637 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,007 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,785 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,570 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,919 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,571 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,934 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,817 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,004 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,944 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,829 |
| Countries by Capital City | 0 | - | 5.00 | 69,109 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,678 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,070 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,170 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,643 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,729 |
| Moved Capital Cities | 0 | - | 4.96 | 74,534 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,956 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,869 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,750 |
| Random European Capital to Country | 0 | - | 4.98 | 191,860 |
| Random European Country to Capital | 0 | - | 4.93 | 165,679 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,887 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,279 |
| Random African Capital to Country | 0 | - | 4.97 | 101,159 |
| Random African Country to Capital | 0 | - | 4.94 | 71,629 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,444 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,015 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,277 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,245 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,539 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,883 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,768 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,644,873 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,114 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,157 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,284 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,240 |
| Which City in Europe? | 0 | - | 4.83 | 107,770 |
| Neighborhoods of New York City | 0 | - | 4.37 | 30,542 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,979 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,335 |
| Countries that Beat Canada | 0 | - | 4.91 | 98,810 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,289 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,330 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,925 |
| New England States | 0 | - | 4.51 | 59,872 |
| U.S. States by Land Area | 0 | - | 4.63 | 52,997 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,093 |
| Add a Letter - Make a U.S. State | 0 | - | 4.70 | 83,040 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 56,223 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.75 | 41,087 |
| U.S. States by Borders | 0 | - | 4.61 | 35,432 |
| Save Americans by Guessing U.S. States | 0 | - | 4.61 | 188,049 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,641 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,265 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,294 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 419,863 |
| North American Sports Cities | 0 | - | 4.83 | 172,960 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,501 |
| Cities in European History #1 | 0 | - | 4.63 | 134,454 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,901 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,608 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,191 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,804 |
| Cities by Former Name | 0 | - | 4.83 | 91,915 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,609 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,890 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,640 |
| World Capitals by Map | 0 | - | 5.00 | 288,670 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,691 |
| Random Capital to Country | 0 | - | 4.99 | 2,598,525 |
| Random Country to Capital | 0 | - | 4.98 | 925,675 |
