| South America Capitals Quiz | 0 | - | 5.00 | 483,115 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,329 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,132 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,334 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,694,104 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,494 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,053 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,362 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,211 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 145,000 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,281 |
| Name a City - European Countries | 0 | - | 4.90 | 65,773 |
| Africa Capitals Quiz | 0 | - | 4.99 | 740,661 |
| Asia Capitals Quiz | 0 | - | 4.98 | 695,541 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,896 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,739 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,720 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,054 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 176,705 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,418 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,453 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,076 |
| South American Cities on the Map | 0 | - | 4.53 | 35,482 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,984 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,545 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,066 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,192 |
| Europe Capital to Country | 0 | - | 4.99 | 251,142 |
| Asia Capital to Country | 0 | - | 4.96 | 126,971 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,374 |
| European Capitals by Map | 0 | - | 4.99 | 140,540 |
| African Capitals by Map | 0 | - | 4.99 | 138,151 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,015 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,405 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,749 |
| European Coastal Capitals | 0 | - | 4.95 | 90,923 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,752 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,188 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,848 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,970 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,830 |
| Random U.S. City to State | 0 | - | 4.45 | 76,639 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,914 |
| World Capitals Quiz | 0 | - | 5.00 | 5,088,495 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,991 |
| Official Cities in the UK | 0 | - | 4.89 | 284,887 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,448 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,752 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,886 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,804 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,274 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,636 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,101 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,363 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,634 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,474 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,182 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,085 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,820 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,733 |
| Boroughs of New York City | 0 | - | 4.47 | 84,774 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,613 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,697 |
| Jamaica Country Quiz | 0 | - | 4.58 | 35,172 |
| Belize Country Quiz | 0 | - | 4.85 | 21,025 |
| US States Quiz | 0 | - | 5.00 | 16,933,089 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,935 |
| Capitals of the Stans | 0 | - | 4.95 | 26,973 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,516 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,476 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,739 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,592,716 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,603 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,955 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,351 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,969 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,158 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,319 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,182 |
| States of Mexico | 0 | - | 4.96 | 177,111 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 159,661 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 47,649 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.90 | 83,445 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,132 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 117,627 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 62,600 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,603 |
| ALL California Cities | 0 | - | 4.37 | 43,137 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,473 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,655 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,859 |
| Random European Capital to Country | 0 | - | 4.98 | 191,606 |
| Random European Country to Capital | 0 | - | 4.93 | 165,496 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,772 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,100 |
| Random African Capital to Country | 0 | - | 4.97 | 100,992 |
| Random African Country to Capital | 0 | - | 4.94 | 71,473 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,128 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,054 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,079 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,484 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,694 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,841 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 333,655 |
| Pixelated United States Map | 0 | - | 4.88 | 94,522 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,192 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,804 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 113,744 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,433 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,758 |
| U.S. States By Population | 0 | - | 4.92 | 153,814 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,809 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,638 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,583 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,359 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,844 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,714 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,668 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,637 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,786 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,644 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,486 |
| Countries by Capital City | 0 | - | 5.00 | 68,776 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,457 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,897 |
| World Capitals by Proximity | 0 | - | 4.90 | 332,487 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,064 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,490 |
| Moved Capital Cities | 0 | - | 4.96 | 74,409 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,001 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,153 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,047 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,674 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,529 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,198 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,227 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,006 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,603 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,011 |
| Which City in Europe? | 0 | - | 4.83 | 107,655 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,788 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,990 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,713 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,955 |
| Countries that Beat Canada | 0 | - | 4.91 | 98,629 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,572 |
| Barbados Country Quiz | 0 | - | 4.78 | 19,807 |
| Antigua and Barbuda Country Quiz | 0 | - | 4.68 | 22,144 |
| Dominican Republic Country Quiz | 0 | - | 4.61 | 23,503 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 102,011 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,268 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,653 |
| US States with an Empty Map | 0 | - | 5.00 | 626,472 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 96,508 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,919 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 133,628 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,139 |
| North American Sports Cities | 0 | - | 4.83 | 172,743 |
| American TV Show Settings | 0 | - | 4.35 | 30,670 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,435 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,659 |
| Category Elimination - U.S. Metro Areas | 0 | - | 4.41 | 26,817 |
| Cities by Former Name | 0 | - | 4.83 | 91,795 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,527 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,809 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,492 |
| World Capitals by Map | 0 | - | 5.00 | 287,867 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,556 |
| Random Capital to Country | 0 | - | 4.99 | 2,596,049 |
| Random Country to Capital | 0 | - | 4.98 | 923,797 |
| Capitals Starting With H | 0 | - | 4.91 | 92,801 |
| Capitals Starting With K | 0 | - | 4.88 | 83,856 |
| Capitals Starting With L | 0 | - | 4.81 | 88,318 |
| Capitals Starting With M | 0 | - | 4.93 | 108,190 |
| Capitals Starting With P | 0 | - | 4.88 | 78,430 |
| Capitals Starting With R | 0 | - | 4.87 | 82,048 |
| Capitals Starting With S | 0 | - | 4.90 | 86,031 |
| Capitals Starting With T | 0 | - | 4.84 | 76,376 |
| Capitals Starting With W | 0 | - | 4.87 | 91,434 |
| Capitals Starting With A | 0 | - | 4.97 | 128,393 |
| Capitals Starting With B | 0 | - | 4.88 | 118,807 |
| Capitals Starting With D | 0 | - | 4.93 | 96,704 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,646 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,261 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,080 |
| Saint Kitts and Nevis Country Quiz | 0 | - | 4.57 | 18,802 |
| Grenada Country Quiz | 0 | - | 4.62 | 18,968 |
| Trinidad and Tobago Country Quiz | 0 | - | 4.61 | 22,223 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 209,640 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,398 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,050 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 92,418 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 62,052 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,224 |
| Cities in European History #1 | 0 | - | 4.63 | 134,288 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,395 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,817 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,915 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,173 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,556 |
