| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,857 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,377 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,458 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,685,677 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,694 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,582 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,982 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,048 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,165 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,535 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,135 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,239 |
| Countries Closest to Canada | 0 | - | 4.91 | 197,954 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,264 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 174,615 |
| Name a City - European Countries | 0 | - | 4.90 | 65,122 |
| All Cities in Canada on a Map | 0 | - | 4.41 | 18,398 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,282 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,585 |
| Countries that Beat Canada | 0 | - | 4.90 | 87,251 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,223 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,320 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,331 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,745 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,185 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,844 |
| Random U.S. City to State | 0 | - | 4.45 | 75,986 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,008 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,187 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,578 |
| Europe Capital to Country | 0 | - | 4.99 | 249,408 |
| Asia Capital to Country | 0 | - | 4.96 | 126,385 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,476 |
| European Capitals by Map | 0 | - | 4.99 | 138,379 |
| African Capitals by Map | 0 | - | 4.99 | 133,175 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,968 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,811 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,174 |
| European Coastal Capitals | 0 | - | 4.95 | 90,308 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,461 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,927 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,375 |
| Capitals of Mediterranean Countries | 0 | - | 4.96 | 81,697 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 81,805 |
| Mexico True or False? | 0 | - | 4.89 | 48,570 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,800 |
| Official Cities in the UK | 0 | - | 4.89 | 282,815 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,363 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,893 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,204 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,847 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,925 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,651 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,040 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,023 |
| Europe Capitals Mystery Route | 0 | - | 4.96 | 54,735 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,131 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,828 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,000 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,738 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,636 |
| Which City in Canada? | 0 | - | 4.82 | 56,929 |
| Boroughs of New York City | 0 | - | 4.47 | 84,452 |
| Canada True or False? | 0 | - | 4.57 | 54,834 |
| US States Quiz | 0 | - | 5.00 | 16,820,731 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,471 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,868 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,373 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,782 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,259 |
| World Capitals Quiz | 0 | - | 5.00 | 5,059,731 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,303 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,958 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,015 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,023 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,379 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,255 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,992 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,411 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,732 |
| States of Mexico | 0 | - | 4.95 | 175,350 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 330,751 |
| Multiple Choice City Quiz – London | 0 | - | 4.69 | 53,892 |
| Capitals of the Stans | 0 | - | 4.95 | 26,697 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,941 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 46,987 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,169 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,490 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,369 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 61,987 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,392 |
| South American Cities on the Map | 0 | - | 4.56 | 35,358 |
| ALL California Cities | 0 | - | 4.37 | 42,975 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,439 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,581,560 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,421 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,501 |
| Random European Capital to Country | 0 | - | 4.98 | 190,533 |
| Random European Country to Capital | 0 | - | 4.93 | 164,223 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,088 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,446 |
| Random African Capital to Country | 0 | - | 4.97 | 100,410 |
| Random African Country to Capital | 0 | - | 4.94 | 70,982 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,887 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,481 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,939 |
| Melbourne Suburbs | 0 | - | 4.84 | 52,675 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,270 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,460 |
| Canada Country Quiz | 0 | - | 4.54 | 132,268 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 124,022 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,152 |
| Pixelated United States Map | 0 | - | 4.87 | 94,017 |
| US States with an Empty Map | 0 | - | 5.00 | 622,869 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,597 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,106 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,134 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,635 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,896 |
| U.S. States By Population | 0 | - | 4.92 | 152,963 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,131 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,292 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,076 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,080 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,425 |
| European Capitals by Airport Code | 0 | - | 4.93 | 35,991 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,715 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,422 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,945 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,609 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,877 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,423 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,191 |
| 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 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 |
| Which City in Europe? | 0 | - | 4.83 | 107,119 |
| London Geography | 0 | - | 4.47 | 59,607 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,085 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,450 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,559 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,075 |
| Draw All US State Borders | 0 | - | 4.99 | 136,260 |
| Draw All US State Borders - Extreme | 0 | - | 4.99 | 78,196 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,313 |
| Most Common Immigrant Origin by U.S. State | 0 | - | 4.90 | 66,087 |
| U.S. Geography with Native American Names on a Map | 0 | - | 4.99 | 31,022 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,641 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,329 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,332 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,812 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,417 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,330 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,750 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,807 |
| U.S. Cities With The Most Top Census Appearances | 0 | - | 4.68 | 11,075 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,623 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,052 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 51,489 |
| North American Sports Cities | 0 | - | 4.83 | 171,688 |
| American TV Show Settings | 0 | - | 4.35 | 30,630 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,188 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,758 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,501 |
| Word Scramble - U.S. Cities | 0 | - | 4.13 | 19,728 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,194 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,511 |
| Name a Valid World City | 0 | - | 4.83 | 70,865 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.63 | 55,251 |
| Find the City #1 | 0 | - | 4.97 | 42,637 |
| Cities by Former Name | 0 | - | 4.83 | 91,389 |
| All 3,142 County Seats of the United States on a Map | 0 | - | 4.30 | 12,067 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,294 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,856 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,194 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,539 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,212 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,856 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,479 |
| Countries by Capital City | 0 | - | 5.00 | 67,818 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,907 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,407 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,902 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,806 |
| Moved Capital Cities | 0 | - | 4.96 | 74,000 |
| World Capitals by Map | 0 | - | 5.00 | 285,370 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,109 |
| Random Capital to Country | 0 | - | 4.99 | 2,586,916 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,350 |
| Random Country to Capital | 0 | - | 4.98 | 917,266 |
| World Capitals Mystery Route | 0 | - | 4.98 | 55,179 |
| Bordering Countries Whose Capitals Are Furthest Apart | 0 | - | 4.99 | 50,686 |
| Capitals Starting With H | 0 | - | 4.90 | 91,894 |
| Capitals Starting With K | 0 | - | 4.85 | 76,068 |
| Capitals Starting With L | 0 | - | 4.81 | 87,296 |
| Capitals Starting With M | 0 | - | 4.93 | 106,819 |
| Capitals Starting With P | 0 | - | 4.88 | 77,575 |
| Capitals Starting With R | 0 | - | 4.87 | 81,335 |
