| US States and State Capitals | 0 | - | 4.99 | 160,546 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,677 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,155 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,329 |
| Which City in Canada? | 0 | - | 4.82 | 56,888 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,684,006 |
| Africa Capitals Quiz | 0 | - | 4.99 | 734,218 |
| Asia Capitals Quiz | 0 | - | 4.98 | 689,695 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,545 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,481 |
| Name a City - European Countries | 0 | - | 4.91 | 64,974 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,883 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,023 |
| Las Vegas City Trivia | 0 | - | 4.52 | 13,740 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 504,493 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 70,409 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 113,508 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,194 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,572 |
| Europe Capital to Country | 0 | - | 4.99 | 249,100 |
| Asia Capital to Country | 0 | - | 4.96 | 126,251 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,295 |
| European Capitals by Map | 0 | - | 4.99 | 138,001 |
| African Capitals by Map | 0 | - | 4.99 | 132,969 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,812 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,691 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,065 |
| European Coastal Capitals | 0 | - | 4.95 | 90,196 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,387 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,482 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,083 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,634 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,220 |
| Official Cities in the UK | 0 | - | 4.89 | 282,405 |
| South America Capitals Quiz | 0 | - | 5.00 | 479,548 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,467 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,063 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,765 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,759 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,568 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 81,970 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,907 |
| Europe Capitals Mystery Route | 0 | - | 4.96 | 54,631 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,055 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,694 |
| U.S. State Flags | 0 | - | 4.89 | 169,112 |
| Hawaiian Islands | 0 | - | 4.83 | 42,576 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,529 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,749 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,387 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,155 |
| World Capitals Quiz | 0 | - | 5.00 | 5,054,021 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,787 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,776 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,957 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,747 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 38,980 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,126 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,673 |
| Boroughs of New York City | 0 | - | 4.47 | 84,376 |
| Seattle City Trivia | 0 | - | 4.20 | 26,326 |
| Click a Valid US State A-Z | 0 | - | 4.91 | 116,127 |
| U.S. States Closest to Tokyo | 0 | - | 4.89 | 60,037 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,580 |
| Capitals of the Stans | 0 | - | 4.95 | 26,645 |
| ALL California Cities | 0 | - | 4.37 | 42,953 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,579,255 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,997 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,383 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,410 |
| Random European Capital to Country | 0 | - | 4.98 | 190,239 |
| Random European Country to Capital | 0 | - | 4.93 | 161,137 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,942 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,035 |
| Random African Capital to Country | 0 | - | 4.97 | 100,242 |
| Random African Country to Capital | 0 | - | 4.94 | 70,812 |
| Melbourne Suburbs | 0 | - | 4.84 | 52,482 |
| Which City in the United States? | 0 | - | 4.21 | 56,864 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,798 |
| European Capitals by Airport Code | 0 | - | 4.93 | 35,880 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,125 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 174,159 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,175 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,196 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,118 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,799 |
| Random U.S. City to State | 0 | - | 4.45 | 75,837 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,969 |
| Every City in Arizona on a Map | 0 | - | 4.50 | 9,275 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,145 |
| Every City in Alabama on a Map | 0 | - | 4.72 | 8,418 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,404 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.61 | 14,593 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,485 |
| World Capitals by Proximity | 0 | - | 4.91 | 329,994 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,923 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,553 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,834 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,312 |
| Which City in Europe? | 0 | - | 4.83 | 107,057 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,675 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,672 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,568 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,514 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,327 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,553 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.63 | 55,161 |
| Find the City #1 | 0 | - | 4.97 | 42,538 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,690 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,099 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,129 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,628 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,286 |
| Countries by Capital City | 0 | - | 5.00 | 67,608 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,816 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,311 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,767 |
| Moved Capital Cities | 0 | - | 4.96 | 73,931 |
| Random Capital to Country | 0 | - | 4.99 | 2,585,334 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,233 |
| Random Country to Capital | 0 | - | 4.98 | 915,850 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,755 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,982 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,720 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,612 |
| 20 Chinese Cities Everyone Should Know | 0 | - | 4.81 | 39,358 |
| Which City in California? | 0 | - | 4.56 | 31,975 |
| Washington D.C. Trivia | 0 | - | 4.45 | 38,944 |
| Miami City Trivia | 0 | - | 4.60 | 11,215 |
| Dallas City Trivia | 0 | - | 4.46 | 6,808 |
| Win the U.S. Presidential Election | 0 | - | 4.80 | 623,255 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,769 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,481 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 51,374 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 60,067 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 79,084 |
| North American Sports Cities | 0 | - | 4.83 | 171,516 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,075 |
| Cities in European History #1 | 0 | - | 4.63 | 133,606 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,274 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,665 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,846 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,084 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,491 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,339 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,097 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,533 |
| Name a Valid World City | 0 | - | 4.83 | 70,731 |
| Cities by Former Name | 0 | - | 4.84 | 91,313 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,249 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,481 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,218 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,633 |
| World Capitals by Map | 0 | - | 5.00 | 285,019 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,020 |
| All First Level Subdivision Capitals | 0 | - | 4.81 | 15,066 |
| World Capitals Mystery Route | 0 | - | 4.98 | 55,092 |
| Capitals Starting With H | 0 | - | 4.90 | 91,794 |
| Capitals Starting With K | 0 | - | 4.85 | 75,990 |
| Capitals Starting With L | 0 | - | 4.81 | 87,200 |
| Capitals Starting With M | 0 | - | 4.93 | 106,671 |
| Capitals Starting With P | 0 | - | 4.88 | 77,498 |
| Capitals Starting With R | 0 | - | 4.87 | 81,274 |
| Capitals Starting With S | 0 | - | 4.89 | 85,120 |
| Capitals Starting With T | 0 | - | 4.84 | 75,604 |
| Capitals Starting With W | 0 | - | 4.87 | 90,892 |
| Capitals Starting With A | 0 | - | 4.97 | 127,030 |
| Capitals Starting With B | 0 | - | 4.89 | 117,694 |
| Capitals Starting With D | 0 | - | 4.93 | 95,767 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,002 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.44 | 10,602 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,372 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,959 |
| Which City in Latin America? | 0 | - | 4.63 | 46,951 |
| New York City A-Z | 0 | - | 4.18 | 32,247 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,850 |
| U.S. States that Border Canada | 0 | - | 4.91 | 183,884 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,229 |
| Random U.S. Sports Team to State | 0 | - | 4.36 | 26,663 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,524 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,931 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,757 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,597 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,421 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,067 |
| Biggest Cities in Washington State | 0 | - | 4.44 | 36,080 |
| Biggest Cities in North Carolina | 0 | - | 4.64 | 34,995 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,596 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,753 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,450 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,434 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,341 |
| North America Cities by Map | 0 | - | 4.41 | 47,725 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,610 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,103 |
| Random European City to Country | 0 | - | 4.69 | 117,212 |
| Random Asian City to Country | 0 | - | 4.56 | 44,444 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 130,186 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,411 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,586 |
