| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,855 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,035 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,965 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,153 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,771 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,763 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,113 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,220 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,151 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,242 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,965 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,105 |
| Name a City - European Countries | 0 | - | 4.90 | 65,446 |
| Africa Capitals Quiz | 0 | - | 4.99 | 738,289 |
| Asia Capitals Quiz | 0 | - | 4.98 | 693,546 |
| World Capitals by Map | 0 | - | 5.00 | 286,727 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,359 |
| United States Map Quiz | 0 | - | 4.98 | 4,160,276 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,595 |
| Pixelated United States Map | 0 | - | 4.87 | 94,330 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,024,047 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 640,794 |
| Canada Provinces and Territories | 0 | - | 5.00 | 342,901 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,753 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 175,868 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,362 |
| South American Cities on the Map | 0 | - | 4.53 | 35,437 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,676 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,176 |
| World Capitals Quiz | 0 | - | 5.00 | 5,077,074 |
| Europe Capital to Country | 0 | - | 4.99 | 250,488 |
| Asia Capital to Country | 0 | - | 4.96 | 126,725 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,981 |
| European Capitals by Map | 0 | - | 4.99 | 139,427 |
| African Capitals by Map | 0 | - | 4.99 | 133,911 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,490 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,138 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,477 |
| European Coastal Capitals | 0 | - | 4.95 | 90,659 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,612 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,234 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,186 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,865 |
| Official Cities in the UK | 0 | - | 4.89 | 284,021 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,779 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,361 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,769 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,889 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,568 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,132 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,407 |
| Cities in Squares on a Map - Europe | 0 | - | 4.70 | 53,885 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,531 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,092 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,346 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,881 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,218 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,422 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,328 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 902,532 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 58,039 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,515 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,520 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,911 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,587,762 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,215 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,209 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,439 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 148,310 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,489 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,487 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,404 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,204 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,026 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,053 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,781 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,698 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,401 |
| Central American Countries | 0 | - | 4.98 | 156,541 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,722 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,273 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 148,630 |
| Mexico States Map Quiz | 0 | - | 4.84 | 104,816 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,988 |
| States of Mexico | 0 | - | 4.96 | 176,279 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,999 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,974 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,245 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,722 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,329 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,457 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,554 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,309 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,105 |
| Countries by Capital City | 0 | - | 5.00 | 68,386 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,224 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,702 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,644 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,271 |
| Moved Capital Cities | 0 | - | 4.96 | 74,247 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,830,729 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,626,464 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,458 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,690,617 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,557 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,543 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,705 |
| Random European Capital to Country | 0 | - | 4.98 | 191,007 |
| Random European Country to Capital | 0 | - | 4.93 | 165,214 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,503 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,806 |
| Random African Capital to Country | 0 | - | 4.97 | 100,772 |
| Random African Country to Capital | 0 | - | 4.94 | 71,293 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,321 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 109,763 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,834 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,412 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,430 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,967 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,512 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,519 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,094 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,394 |
| U.S. States By Population | 0 | - | 4.92 | 153,609 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,526 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,481 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,596 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,379 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,245 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,678 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 160,116 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,833 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,296 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,596 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,322 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 67,613 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,940 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 417,992 |
| North American Sports Cities | 0 | - | 4.83 | 172,458 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,345 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,868 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,438 |
| Cities by Former Name | 0 | - | 4.83 | 91,609 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,421 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,686 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,015 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,269 |
| Random Capital to Country | 0 | - | 4.99 | 2,592,436 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,860 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,010 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,786 |
| Random Country to Capital | 0 | - | 4.98 | 921,219 |
| Capitals Starting With H | 0 | - | 4.91 | 92,621 |
| Capitals Starting With K | 0 | - | 4.88 | 83,624 |
| Capitals Starting With L | 0 | - | 4.81 | 88,150 |
| Capitals Starting With M | 0 | - | 4.93 | 107,895 |
| Capitals Starting With P | 0 | - | 4.88 | 78,256 |
| Capitals Starting With R | 0 | - | 4.87 | 81,896 |
| Capitals Starting With S | 0 | - | 4.90 | 85,846 |
| Capitals Starting With T | 0 | - | 4.85 | 76,213 |
| Capitals Starting With W | 0 | - | 4.87 | 91,338 |
| Capitals Starting With A | 0 | - | 4.97 | 128,149 |
| Capitals Starting With B | 0 | - | 4.89 | 118,576 |
| Capitals Starting With D | 0 | - | 4.93 | 96,514 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,429 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,157 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,203 |
| Which City in Europe? | 0 | - | 4.83 | 107,448 |
| Countries of the World in 1900 | 0 | - | 4.89 | 85,011 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 195,427 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 151,010 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,572 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,820 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,705 |
| Layers of the Earth and Atmosphere | 0 | - | 4.96 | 50,508 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,522 |
| African East Coast | 0 | - | 4.96 | 96,121 |
| Canadian Geography on the Map | 0 | - | 4.55 | 26,335 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,492 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 76,159 |
| American TV Show Settings | 0 | - | 4.35 | 30,654 |
| Cities in European History #1 | 0 | - | 4.63 | 134,072 |
| World Capitals on an Empty Map | 0 | - | 4.69 | 54,100 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,703 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,992 |
| Megacities on a World Map | 0 | - | 4.98 | 254,814 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,015 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,821 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,247 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,419 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,894 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,154 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,578 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,044 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,182 |
| Random European City to Country | 0 | - | 4.69 | 117,735 |
| Random Asian City to Country | 0 | - | 4.56 | 44,544 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,960 |
| U.S. City Name Etymologies | 0 | - | 4.15 | 21,533 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,848 |
