| US States and State Capitals | 0 | - | 4.99 | 158,235 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,128 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,179 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,636 |
| Which City in Canada? | 0 | - | 4.82 | 56,630 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,676,646 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,710 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,177 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,776 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 71,981 |
| Name a City - European Countries | 0 | - | 4.92 | 64,304 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,463 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,841 |
| Las Vegas City Trivia | 0 | - | 4.52 | 13,707 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 501,418 |
| Countries Similar to U.S. States by Population | 0 | - | 4.92 | 69,657 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 112,359 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,284 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,703 |
| Europe Capital to Country | 0 | - | 4.99 | 247,381 |
| Asia Capital to Country | 0 | - | 4.96 | 125,669 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,353 |
| European Capitals by Map | 0 | - | 4.99 | 136,066 |
| African Capitals by Map | 0 | - | 4.99 | 132,090 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,036 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,101 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,552 |
| European Coastal Capitals | 0 | - | 4.95 | 89,684 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,159 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,508 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,636 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,390 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,253 |
| Official Cities in the UK | 0 | - | 4.89 | 280,308 |
| South America Capitals Quiz | 0 | - | 5.00 | 476,984 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,658 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,592 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,360 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,047 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,112 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,662 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,395 |
| Europe Capitals Mystery Route | 0 | - | 4.96 | 54,169 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,725 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,124 |
| U.S. State Flags | 0 | - | 4.89 | 166,840 |
| Hawaiian Islands | 0 | - | 4.83 | 42,414 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,452 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,129 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,761 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,739 |
| World Capitals Quiz | 0 | - | 5.00 | 5,027,970 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,331 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,736 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,628 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,639 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 38,901 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,051 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,607 |
| Boroughs of New York City | 0 | - | 4.47 | 84,069 |
| Seattle City Trivia | 0 | - | 4.19 | 26,224 |
| Click a Valid US State A-Z | 0 | - | 4.90 | 114,500 |
| U.S. States Closest to Tokyo | 0 | - | 4.89 | 59,359 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 87,971 |
| Capitals of the Stans | 0 | - | 4.95 | 26,381 |
| ALL California Cities | 0 | - | 4.36 | 42,804 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,569,831 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,354 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,163 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,977 |
| Random European Capital to Country | 0 | - | 4.98 | 189,108 |
| Random European Country to Capital | 0 | - | 4.92 | 147,369 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,306 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,347 |
| Random African Capital to Country | 0 | - | 4.97 | 99,690 |
| Random African Country to Capital | 0 | - | 4.94 | 70,166 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,693 |
| Which City in the United States? | 0 | - | 4.21 | 56,638 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,583 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,378 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,305 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,151 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,686 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,634 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,624 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,563 |
| Random U.S. City to State | 0 | - | 4.45 | 75,244 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,777 |
| Every City in Arizona on a Map | 0 | - | 4.47 | 9,158 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 39,987 |
| Every City in Alabama on a Map | 0 | - | 4.71 | 8,341 |
| Every City in Michigan on a Map | 0 | - | 4.48 | 9,255 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.63 | 14,544 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,144 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,124 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,786 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,221 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,587 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,766 |
| Which City in Europe? | 0 | - | 4.83 | 106,573 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,605 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,528 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,658 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,451 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,197 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,424 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.63 | 54,833 |
| Find the City #1 | 0 | - | 4.97 | 42,059 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,861 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,601 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,552 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,518 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,296 |
| Countries by Capital City | 0 | - | 5.00 | 66,527 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,262 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,847 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,362 |
| Moved Capital Cities | 0 | - | 4.96 | 73,544 |
| Random Capital to Country | 0 | - | 4.99 | 2,576,955 |
| Random Country to Capital | 0 | - | 4.98 | 910,942 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,481 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,889 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,636 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,497 |
| 20 Chinese Cities Everyone Should Know | 0 | - | 4.81 | 38,965 |
| Which City in California? | 0 | - | 4.56 | 31,869 |
| Washington D.C. Trivia | 0 | - | 4.44 | 38,488 |
| Miami City Trivia | 0 | - | 4.60 | 11,184 |
| Dallas City Trivia | 0 | - | 4.46 | 6,771 |
| Win the U.S. Presidential Election | 0 | - | 4.80 | 617,835 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,579 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,053 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 59,905 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 78,887 |
| North American Sports Cities | 0 | - | 4.83 | 170,804 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,899 |
| Cities in European History #1 | 0 | - | 4.63 | 133,028 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,182 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,550 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,794 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,006 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,430 |
| Cities in U.S. History #1 | 0 | - | 4.25 | 39,088 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,668 |
| Cities in Squares on a Map - Europe | 0 | - | 4.73 | 53,143 |
| Name a Valid World City | 0 | - | 4.83 | 70,044 |
| Cities by Former Name | 0 | - | 4.84 | 90,902 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,658 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,211 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,770 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,841 |
| World Capitals by Map | 0 | - | 5.00 | 282,981 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,618 |
| All First Level Subdivision Capitals | 0 | - | 4.84 | 14,964 |
| World Capitals Mystery Route | 0 | - | 4.97 | 54,595 |
| Capitals Starting With H | 0 | - | 4.90 | 90,177 |
| Capitals Starting With K | 0 | - | 4.85 | 75,612 |
| Capitals Starting With L | 0 | - | 4.81 | 86,739 |
| Capitals Starting With M | 0 | - | 4.93 | 105,930 |
| Capitals Starting With P | 0 | - | 4.88 | 77,107 |
| Capitals Starting With R | 0 | - | 4.87 | 80,901 |
| Capitals Starting With S | 0 | - | 4.89 | 84,722 |
| Capitals Starting With T | 0 | - | 4.84 | 75,227 |
| Capitals Starting With W | 0 | - | 4.89 | 90,544 |
| Capitals Starting With A | 0 | - | 4.97 | 126,431 |
| Capitals Starting With B | 0 | - | 4.89 | 117,190 |
| Capitals Starting With D | 0 | - | 4.93 | 95,280 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,901 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.44 | 10,563 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,336 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,294 |
| Which City in Latin America? | 0 | - | 4.63 | 46,828 |
| New York City A-Z | 0 | - | 4.18 | 32,179 |
| Countries Closest to United States A-Z | 0 | - | 4.81 | 117,346 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,251 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,070 |
| Random U.S. Sports Team to State | 0 | - | 4.36 | 26,004 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,834 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,792 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,877 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,741 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,932 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,785 |
| Biggest Cities in Washington State | 0 | - | 4.43 | 35,925 |
| Biggest Cities in North Carolina | 0 | - | 4.64 | 34,862 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,449 |
| U.S. Cities A-Z by Clue | 0 | - | 4.36 | 39,639 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,282 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,396 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,119 |
| North America Cities by Map | 0 | - | 4.41 | 47,600 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,131 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 212,964 |
| Random European City to Country | 0 | - | 4.69 | 116,256 |
| Random Asian City to Country | 0 | - | 4.56 | 44,380 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,574 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,067 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,289 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,447 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,002 |
