| US States and State Capitals | 0 | - | 4.99 | 161,896 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,002 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,696 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,708 |
| Which City in Canada? | 0 | - | 4.83 | 57,036 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,688,393 |
| Africa Capitals Quiz | 0 | - | 4.99 | 736,937 |
| Asia Capitals Quiz | 0 | - | 4.98 | 692,127 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,925 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,751 |
| Name a City - European Countries | 0 | - | 4.90 | 65,312 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,096 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,113 |
| Las Vegas City Trivia | 0 | - | 4.52 | 13,756 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 506,138 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 70,708 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 114,079 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,574 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,991 |
| Europe Capital to Country | 0 | - | 4.99 | 249,882 |
| Asia Capital to Country | 0 | - | 4.96 | 126,583 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,759 |
| European Capitals by Map | 0 | - | 4.99 | 138,937 |
| African Capitals by Map | 0 | - | 4.99 | 133,632 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,250 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,000 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,344 |
| European Coastal Capitals | 0 | - | 4.95 | 90,519 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,552 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,624 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,814 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,799 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,998 |
| Official Cities in the UK | 0 | - | 4.89 | 283,442 |
| South America Capitals Quiz | 0 | - | 5.00 | 481,013 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,466 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,401 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 93,971 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,163 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,781 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,142 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,263 |
| Europe Capitals Mystery Route | 0 | - | 4.97 | 54,911 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,242 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,951 |
| U.S. State Flags | 0 | - | 4.89 | 170,162 |
| Hawaiian Islands | 0 | - | 4.83 | 42,682 |
| Random U.S. States Mouse Hunt! | 0 | - | 4.94 | 191,195 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,573 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,082 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,401 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,439 |
| World Capitals Quiz | 0 | - | 5.00 | 5,069,179 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,033 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,263 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,119 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,811 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,035 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,175 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,700 |
| Boroughs of New York City | 0 | - | 4.47 | 84,553 |
| Seattle City Trivia | 0 | - | 4.20 | 26,395 |
| Click a Valid US State A-Z | 0 | - | 4.91 | 116,985 |
| U.S. States Closest to Tokyo | 0 | - | 4.89 | 60,384 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,852 |
| Capitals of the Stans | 0 | - | 4.95 | 26,814 |
| ALL California Cities | 0 | - | 4.37 | 43,023 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,584,877 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,365 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,486 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,620 |
| Random European Capital to Country | 0 | - | 4.98 | 190,778 |
| Random European Country to Capital | 0 | - | 4.93 | 164,988 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,374 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,695 |
| Random African Capital to Country | 0 | - | 4.97 | 100,656 |
| Random African Country to Capital | 0 | - | 4.94 | 71,171 |
| Melbourne Suburbs | 0 | - | 4.85 | 53,040 |
| Which City in the United States? | 0 | - | 4.21 | 56,961 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,925 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,138 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,496 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 175,273 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,305 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,522 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,290 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,904 |
| Random U.S. City to State | 0 | - | 4.45 | 76,216 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,066 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,348 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,251 |
| Every City in Alabama on a Map | 0 | - | 4.73 | 8,473 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,463 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.61 | 14,622 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,694 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,053 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,981 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,713 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,956 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,611 |
| Which City in Europe? | 0 | - | 4.83 | 107,335 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,712 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,743 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,010 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,548 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,418 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,598 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.63 | 55,370 |
| Find the City #1 | 0 | - | 4.97 | 42,758 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,135 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,330 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,409 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,128 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,868 |
| Countries by Capital City | 0 | - | 5.00 | 68,130 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,097 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,578 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,094 |
| Moved Capital Cities | 0 | - | 4.96 | 74,137 |
| Random Capital to Country | 0 | - | 4.99 | 2,589,913 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,516 |
| Random Country to Capital | 0 | - | 4.98 | 919,681 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 113,934 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,024 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,760 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,670 |
| Which City in California? | 0 | - | 4.56 | 32,018 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,010 |
| Miami City Trivia | 0 | - | 4.60 | 11,226 |
| Dallas City Trivia | 0 | - | 4.46 | 6,824 |
| Win the U.S. Presidential Election | 0 | - | 4.78 | 626,733 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,866 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,836 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 51,670 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 60,162 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 79,211 |
| North American Sports Cities | 0 | - | 4.83 | 172,280 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,292 |
| Cities in European History #1 | 0 | - | 4.63 | 133,920 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,335 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,733 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,879 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,115 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,521 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,411 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,328 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,755 |
| Name a Valid World City | 0 | - | 4.83 | 71,104 |
| Cities by Former Name | 0 | - | 4.83 | 91,516 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,366 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,627 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,385 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,084 |
| World Capitals by Map | 0 | - | 5.00 | 286,073 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,245 |
| All First Level Subdivision Capitals | 0 | - | 4.81 | 15,125 |
| World Capitals Mystery Route | 0 | - | 4.98 | 55,379 |
| Capitals Starting With H | 0 | - | 4.91 | 92,468 |
| Capitals Starting With K | 0 | - | 4.88 | 83,269 |
| Capitals Starting With L | 0 | - | 4.81 | 87,990 |
| Capitals Starting With M | 0 | - | 4.93 | 107,663 |
| Capitals Starting With P | 0 | - | 4.88 | 78,121 |
| Capitals Starting With R | 0 | - | 4.87 | 81,753 |
| Capitals Starting With S | 0 | - | 4.90 | 85,696 |
| Capitals Starting With T | 0 | - | 4.85 | 76,101 |
| Capitals Starting With W | 0 | - | 4.87 | 91,244 |
| Capitals Starting With A | 0 | - | 4.97 | 127,785 |
| Capitals Starting With B | 0 | - | 4.89 | 118,369 |
| Capitals Starting With D | 0 | - | 4.93 | 96,343 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,062 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.45 | 10,622 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,393 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,192 |
| Which City in Latin America? | 0 | - | 4.63 | 47,011 |
| New York City A-Z | 0 | - | 4.18 | 32,291 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,089 |
| U.S. States that Border Canada | 0 | - | 4.91 | 184,695 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,299 |
| Random U.S. Sports Team to State | 0 | - | 4.33 | 27,007 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,544 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,729 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,727 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,200 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,766 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,393 |
| Biggest Cities in Washington State | 0 | - | 4.44 | 36,174 |
| Biggest Cities in North Carolina | 0 | - | 4.64 | 35,057 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,665 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,540 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,446 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,460 |
| North America Cities by Map | 0 | - | 4.41 | 47,789 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,902 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,870 |
| Random European City to Country | 0 | - | 4.69 | 117,600 |
| Random Asian City to Country | 0 | - | 4.56 | 44,484 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,817 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,713 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,755 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,968 |
