| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,449 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,853 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,371 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,314 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,685,571 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,685 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,575 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,150 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,977 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,048 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,840 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,006 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,253 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,762 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,483 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,232 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,550 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 330,716 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,980 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,982 |
| Name a City - European Countries | 0 | - | 4.90 | 65,119 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,131 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,238 |
| Countries Closest to Canada | 0 | - | 4.91 | 197,948 |
| Pixelated United States Map | 0 | - | 4.87 | 94,013 |
| US States with an Empty Map | 0 | - | 5.00 | 622,778 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,253 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 174,582 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,222 |
| South American Cities on the Map | 0 | - | 4.56 | 35,357 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,326 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,739 |
| Europe Capital to Country | 0 | - | 4.99 | 249,394 |
| Asia Capital to Country | 0 | - | 4.96 | 126,379 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,469 |
| European Capitals by Map | 0 | - | 4.99 | 138,363 |
| African Capitals by Map | 0 | - | 4.99 | 133,161 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,965 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,805 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,166 |
| European Coastal Capitals | 0 | - | 4.95 | 90,307 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,459 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,909 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,347 |
| Capitals of Mediterranean Countries | 0 | - | 4.96 | 81,692 |
| Countries that Beat Canada | 0 | - | 4.90 | 87,250 |
| World Capitals Quiz | 0 | - | 5.00 | 5,059,503 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,796 |
| Official Cities in the UK | 0 | - | 4.89 | 282,801 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,295 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,688 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,858 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,184 |
| Random U.S. City to State | 0 | - | 4.45 | 75,974 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,608 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,186 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,573 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,874 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,194 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,842 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,920 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,645 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,039 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,016 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,128 |
| US States Quiz | 0 | - | 5.00 | 16,819,290 |
| Capitals of the Stans | 0 | - | 4.95 | 26,694 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,362 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,581,470 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,824 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,997 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,738 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,633 |
| Which City in Canada? | 0 | - | 4.82 | 56,929 |
| Boroughs of New York City | 0 | - | 4.47 | 84,450 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,463 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,863 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,373 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,301 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,186 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,952 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,096 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,009 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,022 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,379 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,252 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,974 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,409 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,727 |
| States of Mexico | 0 | - | 4.95 | 175,335 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,551 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,935 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,160 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,482 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,354 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,464 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,388 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,751 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,669 |
| ALL California Cities | 0 | - | 4.37 | 42,973 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,439 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,844 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,193 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,209 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,852 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,468 |
| Countries by Capital City | 0 | - | 5.00 | 67,802 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,905 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,399 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,408 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,896 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,421 |
| Moved Capital Cities | 0 | - | 4.96 | 73,995 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,499 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,265 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,345 |
| Random European Capital to Country | 0 | - | 4.98 | 190,526 |
| Random European Country to Capital | 0 | - | 4.93 | 164,169 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,084 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,396 |
| Random African Capital to Country | 0 | - | 4.97 | 100,395 |
| Random African Country to Capital | 0 | - | 4.94 | 70,978 |
| Melbourne Suburbs | 0 | - | 4.84 | 52,674 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,266 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,453 |
| Canada Country Quiz | 0 | - | 4.54 | 132,265 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 124,020 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,138 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,593 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,098 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,120 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,630 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,885 |
| U.S. States By Population | 0 | - | 4.92 | 152,957 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,121 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,291 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,072 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,076 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,418 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,611,656 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,941 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,608 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,876 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,421 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,182 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,104 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,163 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,885 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,480 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,939 |
| Which City in Europe? | 0 | - | 4.83 | 107,119 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,072 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,441 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,551 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,070 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,311 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,634 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,322 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,804 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,614 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,050 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 416,095 |
| North American Sports Cities | 0 | - | 4.83 | 171,670 |
| American TV Show Settings | 0 | - | 4.35 | 30,629 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,181 |
| Cities in European History #1 | 0 | - | 4.63 | 133,729 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,093 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,191 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,713 |
| Name a Valid World City | 0 | - | 4.83 | 70,858 |
| Cities by Former Name | 0 | - | 4.83 | 91,383 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,294 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,534 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,799 |
| World Capitals by Map | 0 | - | 5.00 | 285,349 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,106 |
| Random Capital to Country | 0 | - | 4.99 | 2,586,865 |
| Random Country to Capital | 0 | - | 4.98 | 917,172 |
| Capitals Starting With H | 0 | - | 4.90 | 91,888 |
| Capitals Starting With K | 0 | - | 4.85 | 76,062 |
| Capitals Starting With L | 0 | - | 4.81 | 87,289 |
| Capitals Starting With M | 0 | - | 4.93 | 106,813 |
| Capitals Starting With P | 0 | - | 4.88 | 77,569 |
| Capitals Starting With R | 0 | - | 4.87 | 81,332 |
| Capitals Starting With S | 0 | - | 4.89 | 85,206 |
| Capitals Starting With T | 0 | - | 4.84 | 75,679 |
| Capitals Starting With W | 0 | - | 4.87 | 90,952 |
| Capitals Starting With A | 0 | - | 4.97 | 127,139 |
| Capitals Starting With B | 0 | - | 4.89 | 117,788 |
| Capitals Starting With D | 0 | - | 4.93 | 95,856 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,613 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,216 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,043 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,317 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,408 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,318 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,742 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,803 |
| O Canada Lyrics | 0 | - | 4.47 | 50,908 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,897 |
