| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,475 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,865 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,406 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,339 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,685,892 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,706 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,599 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,229 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,995 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,053 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,846 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,013 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,294 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,830 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,551 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,411 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,682 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 330,828 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,005 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,001 |
| Name a City - European Countries | 0 | - | 4.90 | 65,134 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,162 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,243 |
| Countries Closest to Canada | 0 | - | 4.91 | 197,967 |
| Pixelated United States Map | 0 | - | 4.87 | 94,042 |
| US States with an Empty Map | 0 | - | 5.00 | 623,024 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,276 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 174,664 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,232 |
| South American Cities on the Map | 0 | - | 4.56 | 35,361 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,353 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,758 |
| Europe Capital to Country | 0 | - | 4.99 | 249,444 |
| Asia Capital to Country | 0 | - | 4.96 | 126,402 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,497 |
| European Capitals by Map | 0 | - | 4.99 | 138,412 |
| African Capitals by Map | 0 | - | 4.99 | 133,198 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,987 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,824 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,187 |
| European Coastal Capitals | 0 | - | 4.95 | 90,323 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,475 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,992 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,417 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,708 |
| Countries that Beat Canada | 0 | - | 4.90 | 87,257 |
| World Capitals Quiz | 0 | - | 5.00 | 5,060,514 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,809 |
| Official Cities in the UK | 0 | - | 4.89 | 282,862 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,298 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,689 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,859 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,195 |
| Random U.S. City to State | 0 | - | 4.45 | 76,012 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,617 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,191 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,588 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,924 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,209 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,854 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,939 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,659 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,045 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,045 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,144 |
| US States Quiz | 0 | - | 5.00 | 16,823,255 |
| Capitals of the Stans | 0 | - | 4.95 | 26,702 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,365 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,581,769 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 113,834 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,002 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,741 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,641 |
| Which City in Canada? | 0 | - | 4.82 | 56,932 |
| Boroughs of New York City | 0 | - | 4.47 | 84,456 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,488 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,881 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,377 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,310 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,237 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,985 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,110 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,021 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,025 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,380 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,268 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,046 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,423 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,744 |
| States of Mexico | 0 | - | 4.95 | 175,387 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,584 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,960 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 79,182 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,509 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 116,393 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,466 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,395 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,777 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,671 |
| ALL California Cities | 0 | - | 4.37 | 42,976 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,441 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,876 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,204 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,225 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,875 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,507 |
| Countries by Capital City | 0 | - | 5.00 | 67,837 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,921 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,422 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,472 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,910 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,426 |
| Moved Capital Cities | 0 | - | 4.96 | 74,008 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,509 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,270 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,361 |
| Random European Capital to Country | 0 | - | 4.98 | 190,547 |
| Random European Country to Capital | 0 | - | 4.93 | 164,321 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,121 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,531 |
| Random African Capital to Country | 0 | - | 4.97 | 100,428 |
| Random African Country to Capital | 0 | - | 4.94 | 70,993 |
| Melbourne Suburbs | 0 | - | 4.85 | 52,698 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,281 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,469 |
| Canada Country Quiz | 0 | - | 4.54 | 132,286 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 124,036 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,203 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,602 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,113 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,156 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,656 |
| U.S. States that Start with M | 0 | - | 4.93 | 186,910 |
| U.S. States By Population | 0 | - | 4.92 | 152,972 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,143 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,299 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,094 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,088 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,435 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,612,458 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,950 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,611 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,883 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,435 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,202 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,106 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,167 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,890 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,483 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,940 |
| Which City in Europe? | 0 | - | 4.83 | 107,126 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,095 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,474 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,564 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,085 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,324 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,654 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,339 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,828 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,650 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,056 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 416,202 |
| North American Sports Cities | 0 | - | 4.83 | 171,710 |
| American TV Show Settings | 0 | - | 4.35 | 30,630 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,201 |
| Cities in European History #1 | 0 | - | 4.63 | 133,751 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,099 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,202 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,717 |
| Name a Valid World City | 0 | - | 4.83 | 70,883 |
| Cities by Former Name | 0 | - | 4.83 | 91,398 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,303 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,545 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,823 |
| World Capitals by Map | 0 | - | 5.00 | 285,409 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,115 |
| Random Capital to Country | 0 | - | 4.99 | 2,587,183 |
| Random Country to Capital | 0 | - | 4.98 | 917,427 |
| Capitals Starting With H | 0 | - | 4.90 | 91,902 |
| Capitals Starting With K | 0 | - | 4.85 | 76,076 |
| Capitals Starting With L | 0 | - | 4.81 | 87,304 |
| Capitals Starting With M | 0 | - | 4.93 | 106,839 |
| Capitals Starting With P | 0 | - | 4.88 | 77,583 |
| Capitals Starting With R | 0 | - | 4.87 | 81,341 |
| Capitals Starting With S | 0 | - | 4.89 | 85,218 |
| Capitals Starting With T | 0 | - | 4.84 | 75,686 |
| Capitals Starting With W | 0 | - | 4.87 | 90,961 |
| Capitals Starting With A | 0 | - | 4.97 | 127,158 |
| Capitals Starting With B | 0 | - | 4.89 | 117,804 |
| Capitals Starting With D | 0 | - | 4.93 | 95,868 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,613 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,217 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,044 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,352 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,442 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,349 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,767 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,818 |
| O Canada Lyrics | 0 | - | 4.47 | 50,910 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,951 |
