| US States and State Capitals | 0 | - | 4.99 | 161,137 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,813 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,864 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,429 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,489 |
| Which City in Canada? | 0 | - | 4.82 | 56,934 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,686,056 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,523 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,763 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,721 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,629 |
| Name a City - European Countries | 0 | - | 4.90 | 65,153 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,000 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,057 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 505,295 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,360 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,772 |
| Europe Capital to Country | 0 | - | 4.99 | 249,476 |
| Asia Capital to Country | 0 | - | 4.96 | 126,421 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,520 |
| European Capitals by Map | 0 | - | 4.99 | 138,455 |
| African Capitals by Map | 0 | - | 4.99 | 133,249 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,029 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,839 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,203 |
| European Coastal Capitals | 0 | - | 4.95 | 90,345 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,484 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,013 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,481 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,718 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,570 |
| Official Cities in the UK | 0 | - | 4.89 | 282,907 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,272 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,966 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,217 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,866 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,953 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,672 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,057 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,055 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,151 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,796 |
| U.S. State Flags | 0 | - | 4.89 | 169,627 |
| Major U.S. Rivers with State Names | 0 | - | 4.49 | 39,514 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,555 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,896 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,892 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,322 |
| World Capitals Quiz | 0 | - | 5.00 | 5,061,237 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,872 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,015 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,031 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,778 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,005 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,146 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,683 |
| Las Vegas City Trivia | 0 | - | 4.52 | 13,748 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,725 |
| Capitals of the Stans | 0 | - | 4.95 | 26,716 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,582,063 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,179 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,432 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,526 |
| Random European Capital to Country | 0 | - | 4.98 | 190,583 |
| Random European Country to Capital | 0 | - | 4.93 | 164,387 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,165 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,556 |
| Random African Capital to Country | 0 | - | 4.97 | 100,463 |
| Random African Country to Capital | 0 | - | 4.94 | 71,065 |
| Melbourne Suburbs | 0 | - | 4.85 | 52,709 |
| Which City in the United States? | 0 | - | 4.21 | 56,902 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,028 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,266 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,373 |
| Rust Belt Cities Map Quiz | 0 | - | 4.57 | 35,032 |
| California... or Florida? | 0 | - | 4.60 | 51,266 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,021 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,288 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 174,706 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,240 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,362 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,201 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,851 |
| Random U.S. City to State | 0 | - | 4.45 | 76,033 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,018 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,196 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,597 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,521 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,951 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,626 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,888 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,445 |
| Which City in Europe? | 0 | - | 4.83 | 107,134 |
| U.S. States Bordering the Great Lakes | 0 | - | 4.54 | 18,233 |
| States and Provinces that Touch the Great Lakes | 0 | - | 4.54 | 28,883 |
| U.S. States with Shortest Maximum Distances to the Ocean | 0 | - | 4.66 | 20,945 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 113,781 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,710 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,801 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,532 |
| Find the City #1 | 0 | - | 4.97 | 42,655 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,898 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,209 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,237 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,898 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,539 |
| Countries by Capital City | 0 | - | 5.00 | 67,857 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,933 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,429 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,923 |
| Moved Capital Cities | 0 | - | 4.96 | 74,016 |
| Random Capital to Country | 0 | - | 4.99 | 2,587,375 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,368 |
| Random Country to Capital | 0 | - | 4.98 | 917,774 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 113,838 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,003 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,741 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,643 |
| Which City in California? | 0 | - | 4.56 | 31,992 |
| Boroughs of New York City | 0 | - | 4.47 | 84,459 |
| Seattle City Trivia | 0 | - | 4.20 | 26,357 |
| Washington D.C. Trivia | 0 | - | 4.45 | 38,984 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 624,967 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,811 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,673 |
| Biggest Cities in Colorado | 0 | - | 4.05 | 32,215 |
| North American Sports Cities | 0 | - | 4.83 | 171,721 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,214 |
| Cities in European History #1 | 0 | - | 4.63 | 133,765 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,301 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,693 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,863 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,100 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,380 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,216 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,635 |
| Name a Valid World City | 0 | - | 4.83 | 70,899 |
| Cities by Former Name | 0 | - | 4.83 | 91,405 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,306 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,553 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,318 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,838 |
| World Capitals by Map | 0 | - | 5.00 | 285,476 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,129 |
| All First Level Subdivision Capitals | 0 | - | 4.81 | 15,091 |
| Capitals Starting With H | 0 | - | 4.90 | 91,909 |
| Capitals Starting With K | 0 | - | 4.85 | 76,084 |
| Capitals Starting With L | 0 | - | 4.81 | 87,315 |
| Capitals Starting With M | 0 | - | 4.93 | 106,857 |
| Capitals Starting With P | 0 | - | 4.88 | 77,596 |
| Capitals Starting With R | 0 | - | 4.87 | 81,351 |
| Capitals Starting With S | 0 | - | 4.89 | 85,238 |
| Capitals Starting With T | 0 | - | 4.84 | 75,698 |
| Capitals Starting With W | 0 | - | 4.87 | 90,970 |
| Capitals Starting With A | 0 | - | 4.97 | 127,173 |
| Capitals Starting With B | 0 | - | 4.89 | 117,817 |
| Capitals Starting With D | 0 | - | 4.93 | 95,887 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,029 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,383 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,072 |
| Which City in Latin America? | 0 | - | 4.63 | 46,978 |
| New York City A-Z | 0 | - | 4.18 | 32,271 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,959 |
| Hawaiian Islands | 0 | - | 4.83 | 42,637 |
| U.S. States that Border Canada | 0 | - | 4.91 | 184,266 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,263 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,015 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,348 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,441 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,966 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,587 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,281 |
| Biggest Cities in Washington State | 0 | - | 4.44 | 36,118 |
| Biggest Cities in North Carolina | 0 | - | 4.64 | 35,025 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,634 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,775 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,502 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,440 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,401 |
| North America Cities by Map | 0 | - | 4.41 | 47,754 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,752 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,476 |
| ALL California Cities | 0 | - | 4.37 | 42,982 |
| Random European City to Country | 0 | - | 4.69 | 117,443 |
| Random Asian City to Country | 0 | - | 4.56 | 44,456 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,651 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,595 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,666 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,872 |
| Every City in Arizona on a Map | 0 | - | 4.50 | 9,317 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,194 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,814 |
| Every City in Alabama on a Map | 0 | - | 4.73 | 8,452 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,438 |
| Capital Cities by Cartoon Riddles | 0 | - | 4.98 | 87,197 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,929 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,442 |
| Former Capitals | 0 | - | 4.88 | 71,359 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,431 |
| Capital Cities Chain | 0 | - | 4.84 | 82,443 |
