| US States and State Capitals | 0 | - | 4.99 | 160,405 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,657 |
| Which City in Canada? | 0 | - | 4.82 | 56,879 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,104 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,296 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,683,581 |
| Africa Capitals Quiz | 0 | - | 4.99 | 733,965 |
| Asia Capitals Quiz | 0 | - | 4.98 | 689,409 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,490 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,450 |
| Name a City - European Countries | 0 | - | 4.91 | 64,940 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,863 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,009 |
| Las Vegas City Trivia | 0 | - | 4.52 | 13,739 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 504,290 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 113,449 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,160 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,523 |
| Europe Capital to Country | 0 | - | 4.99 | 249,017 |
| Asia Capital to Country | 0 | - | 4.96 | 126,218 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,230 |
| European Capitals by Map | 0 | - | 4.99 | 137,869 |
| African Capitals by Map | 0 | - | 4.99 | 132,914 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,773 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,659 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,025 |
| European Coastal Capitals | 0 | - | 4.95 | 90,167 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,375 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 268,372 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,007 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,611 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,177 |
| Official Cities in the UK | 0 | - | 4.89 | 282,280 |
| South America Capitals Quiz | 0 | - | 5.00 | 479,436 |
| North America Capitals Quiz | 0 | - | 4.99 | 218,380 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 62,026 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,741 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,708 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,546 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 81,952 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,874 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,021 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,663 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,739 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 38,978 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,119 |
| Boroughs of New York City | 0 | - | 4.47 | 84,355 |
| U.S. State Flags | 0 | - | 4.89 | 168,993 |
| Hawaiian Islands | 0 | - | 4.83 | 42,571 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,696 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,280 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,132 |
| World Capitals Quiz | 0 | - | 5.00 | 5,052,454 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,769 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,717 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,935 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,669 |
| Seattle City Trivia | 0 | - | 4.20 | 26,314 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,534 |
| Capitals of the Stans | 0 | - | 4.95 | 26,621 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,163 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,524 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,158 |
| ALL California Cities | 0 | - | 4.37 | 42,945 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,787 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,953 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,578,647 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,955 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,371 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,385 |
| Random European Capital to Country | 0 | - | 4.98 | 190,142 |
| Random European Country to Capital | 0 | - | 4.93 | 159,391 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,900 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,986 |
| Random African Capital to Country | 0 | - | 4.97 | 100,185 |
| Random African Country to Capital | 0 | - | 4.94 | 70,728 |
| Melbourne Suburbs | 0 | - | 4.84 | 52,430 |
| Which City in the United States? | 0 | - | 4.21 | 56,854 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,783 |
| European Capitals by Airport Code | 0 | - | 4.93 | 35,851 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 191,073 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 174,021 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,102 |
| Random U.S. City to State | 0 | - | 4.45 | 75,797 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,321 |
| Every City in Arizona on a Map | 0 | - | 4.50 | 9,273 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,131 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,470 |
| World Capitals by Proximity | 0 | - | 4.91 | 329,871 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,920 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,516 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,813 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,281 |
| Which City in Europe? | 0 | - | 4.83 | 107,032 |
| Which City in California? | 0 | - | 4.56 | 31,974 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,673 |
| Win the U.S. Presidential Election | 0 | - | 4.80 | 622,851 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,663 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,521 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,512 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,552 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,650 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,075 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,101 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,373 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,241 |
| Countries by Capital City | 0 | - | 5.00 | 67,546 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,785 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,281 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,736 |
| Moved Capital Cities | 0 | - | 4.96 | 73,911 |
| Random Capital to Country | 0 | - | 4.99 | 2,584,801 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,190 |
| Random Country to Capital | 0 | - | 4.98 | 915,402 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,741 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,978 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,719 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,606 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,934 |
| Washington D.C. Trivia | 0 | - | 4.45 | 38,941 |
| Miami City Trivia | 0 | - | 4.60 | 11,214 |
| Dallas City Trivia | 0 | - | 4.46 | 6,806 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,822 |
| U.S. States that Border Canada | 0 | - | 4.91 | 183,792 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,222 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,759 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,458 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,423 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 60,058 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 79,067 |
| Biggest Cities in Washington State | 0 | - | 4.44 | 36,061 |
| Biggest Cities in North Carolina | 0 | - | 4.64 | 34,990 |
| North American Sports Cities | 0 | - | 4.83 | 171,454 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,063 |
| Cities in European History #1 | 0 | - | 4.63 | 133,581 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,446 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,270 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,658 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,333 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,845 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,079 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,583 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,040 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,487 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,334 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 130,138 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,067 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,492 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,571 |
| Name a Valid World City | 0 | - | 4.83 | 70,672 |
| Cities by Former Name | 0 | - | 4.84 | 91,292 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,427 |
| Former Capitals | 0 | - | 4.88 | 71,300 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,228 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,460 |
| Capital Cities Chain | 0 | - | 4.84 | 82,285 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,196 |
| Coldest World Capitals | 0 | - | 4.95 | 133,235 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,570 |
| World Capitals by Map | 0 | - | 5.00 | 284,914 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,998 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,178 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,427 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 65,982 |
| Capitals Starting With H | 0 | - | 4.90 | 91,762 |
| Capitals Starting With K | 0 | - | 4.85 | 75,967 |
| Capitals Starting With L | 0 | - | 4.81 | 87,179 |
| Capitals Starting With M | 0 | - | 4.93 | 106,629 |
| Capitals Starting With P | 0 | - | 4.88 | 77,475 |
| Capitals Starting With R | 0 | - | 4.87 | 81,257 |
| Capitals Starting With S | 0 | - | 4.89 | 85,100 |
| Capitals Starting With T | 0 | - | 4.84 | 75,588 |
| Capitals Starting With W | 0 | - | 4.87 | 90,878 |
| Capitals Starting With A | 0 | - | 4.97 | 126,986 |
| Capitals Starting With B | 0 | - | 4.89 | 117,665 |
| Capitals Starting With D | 0 | - | 4.93 | 95,738 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,658 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,139 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,998 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,867 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,445 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.44 | 10,601 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.63 | 33,913 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,371 |
| Which City in Latin America? | 0 | - | 4.63 | 46,939 |
| Which City in Texas? | 0 | - | 4.45 | 25,035 |
| Which City in Florida? | 0 | - | 4.61 | 10,960 |
| Neighborhoods of New York City | 0 | - | 4.37 | 30,329 |
| New York City A-Z | 0 | - | 4.18 | 32,243 |
| Rust Belt Cities Map Quiz | 0 | - | 4.57 | 34,975 |
| Cartoon Versions of U.S. States | 0 | - | 4.77 | 63,716 |
| Satellite Images - U.S. States | 0 | - | 4.53 | 45,045 |
| Pennsylvania Counties | 0 | - | 4.49 | 52,425 |
| New York Counties | 0 | - | 4.65 | 50,234 |
| North Carolina Counties | 0 | - | 4.53 | 52,962 |
| Georgia Counties | 0 | - | 4.50 | 49,305 |
| Virginia Counties | 0 | - | 4.45 | 33,120 |
| West Virginia Counties | 0 | - | 4.63 | 33,673 |
| Ohio Counties | 0 | - | 4.47 | 45,646 |
| Texas Counties | 0 | - | 4.55 | 76,475 |
