| US States and State Capitals | 0 | - | 4.99 | 158,555 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,191 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,394 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,765 |
| Which City in Canada? | 0 | - | 4.82 | 56,658 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,677,736 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,324 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,947 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,967 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,095 |
| Name a City - European Countries | 0 | - | 4.92 | 64,401 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,546 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,891 |
| Las Vegas City Trivia | 0 | - | 4.52 | 13,714 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 501,919 |
| Countries Similar to U.S. States by Population | 0 | - | 4.92 | 69,776 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 112,503 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,366 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,826 |
| Europe Capital to Country | 0 | - | 4.99 | 247,918 |
| Asia Capital to Country | 0 | - | 4.96 | 125,765 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,464 |
| European Capitals by Map | 0 | - | 4.99 | 136,295 |
| African Capitals by Map | 0 | - | 4.99 | 132,188 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,141 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,197 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,622 |
| European Coastal Capitals | 0 | - | 4.95 | 89,764 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,191 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,827 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,814 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,424 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,366 |
| Official Cities in the UK | 0 | - | 4.89 | 280,560 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,292 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,890 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,671 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,414 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,136 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,186 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,709 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,457 |
| Europe Capitals Mystery Route | 0 | - | 4.96 | 54,238 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,768 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,196 |
| U.S. State Flags | 0 | - | 4.89 | 167,121 |
| Hawaiian Islands | 0 | - | 4.83 | 42,429 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,461 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,206 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,952 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,802 |
| World Capitals Quiz | 0 | - | 5.00 | 5,031,679 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,405 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,853 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,669 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,656 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 38,907 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,060 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,616 |
| Boroughs of New York City | 0 | - | 4.47 | 84,103 |
| Seattle City Trivia | 0 | - | 4.20 | 26,241 |
| Click a Valid US State A-Z | 0 | - | 4.90 | 114,752 |
| U.S. States Closest to Tokyo | 0 | - | 4.89 | 59,454 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,048 |
| Capitals of the Stans | 0 | - | 4.95 | 26,410 |
| ALL California Cities | 0 | - | 4.37 | 42,816 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,571,164 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,458 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,200 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,076 |
| Random European Capital to Country | 0 | - | 4.98 | 189,219 |
| Random European Country to Capital | 0 | - | 4.92 | 147,462 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,407 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,424 |
| Random African Capital to Country | 0 | - | 4.97 | 99,741 |
| Random African Country to Capital | 0 | - | 4.94 | 70,236 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,800 |
| Which City in the United States? | 0 | - | 4.21 | 56,665 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,608 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,429 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,410 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,463 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,722 |
| 1M Cities by Proximity - United States | 0 | - | 4.55 | 149,714 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 137,685 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,599 |
| Random U.S. City to State | 0 | - | 4.45 | 75,326 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,807 |
| Every City in Arizona on a Map | 0 | - | 4.47 | 9,191 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,017 |
| Every City in Alabama on a Map | 0 | - | 4.71 | 8,363 |
| Every City in Michigan on a Map | 0 | - | 4.48 | 9,276 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.63 | 14,551 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,207 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,422 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,804 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,273 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,636 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,822 |
| Which City in Europe? | 0 | - | 4.83 | 106,629 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,628 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,549 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,771 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,462 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,211 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,441 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.63 | 54,866 |
| Find the City #1 | 0 | - | 4.97 | 42,112 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,956 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,656 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,608 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,634 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,456 |
| Countries by Capital City | 0 | - | 5.00 | 66,662 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,337 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,908 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,412 |
| Moved Capital Cities | 0 | - | 4.96 | 73,590 |
| Random Capital to Country | 0 | - | 4.99 | 2,578,032 |
| Random Country to Capital | 0 | - | 4.98 | 911,655 |
| Speed Capital to U.S. State | 0 | - | 4.46 | 113,520 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 38,914 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,658 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,528 |
| 20 Chinese Cities Everyone Should Know | 0 | - | 4.81 | 39,010 |
| Which City in California? | 0 | - | 4.56 | 31,882 |
| Washington D.C. Trivia | 0 | - | 4.44 | 38,702 |
| Miami City Trivia | 0 | - | 4.60 | 11,190 |
| Dallas City Trivia | 0 | - | 4.46 | 6,775 |
| Win the U.S. Presidential Election | 0 | - | 4.80 | 618,578 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,604 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,119 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 59,932 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 78,916 |
| North American Sports Cities | 0 | - | 4.83 | 170,913 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,920 |
| Cities in European History #1 | 0 | - | 4.63 | 133,132 |
| European Cities by Map #2 | 0 | - | 4.48 | 47,196 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,566 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,807 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,015 |
| California Cities starting with SAN or SANTA | 0 | - | 4.33 | 18,439 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 44,298 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,737 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,188 |
| Name a Valid World City | 0 | - | 4.83 | 70,136 |
| Cities by Former Name | 0 | - | 4.84 | 90,977 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,692 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,247 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 245,844 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,956 |
| World Capitals by Map | 0 | - | 5.00 | 283,219 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,678 |
| All First Level Subdivision Capitals | 0 | - | 4.84 | 14,978 |
| World Capitals Mystery Route | 0 | - | 4.97 | 54,658 |
| Capitals Starting With H | 0 | - | 4.90 | 91,008 |
| Capitals Starting With K | 0 | - | 4.85 | 75,698 |
| Capitals Starting With L | 0 | - | 4.81 | 86,848 |
| Capitals Starting With M | 0 | - | 4.93 | 106,074 |
| Capitals Starting With P | 0 | - | 4.88 | 77,200 |
| Capitals Starting With R | 0 | - | 4.87 | 80,981 |
| Capitals Starting With S | 0 | - | 4.89 | 84,813 |
| Capitals Starting With T | 0 | - | 4.84 | 75,303 |
| Capitals Starting With W | 0 | - | 4.89 | 90,618 |
| Capitals Starting With A | 0 | - | 4.97 | 126,564 |
| Capitals Starting With B | 0 | - | 4.89 | 117,304 |
| Capitals Starting With D | 0 | - | 4.93 | 95,391 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 31,927 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.44 | 10,572 |
| U.S. Suburbs Quiz | 0 | - | 4.47 | 18,340 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,348 |
| Which City in Latin America? | 0 | - | 4.63 | 46,842 |
| New York City A-Z | 0 | - | 4.18 | 32,194 |
| Countries Closest to United States A-Z | 0 | - | 4.81 | 117,421 |
| U.S. States that Border Canada | 0 | - | 4.91 | 182,474 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,090 |
| Random U.S. Sports Team to State | 0 | - | 4.36 | 26,112 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,092 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,976 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,005 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,864 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,997 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,831 |
| Biggest Cities in Washington State | 0 | - | 4.43 | 35,940 |
| Biggest Cities in North Carolina | 0 | - | 4.64 | 34,886 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,473 |
| U.S. Cities A-Z by Clue | 0 | - | 4.36 | 39,672 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,319 |
| Westernmost Cities in the U.S. | 0 | - | 4.36 | 16,403 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,152 |
| North America Cities by Map | 0 | - | 4.41 | 47,616 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,202 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,145 |
| Random European City to Country | 0 | - | 4.69 | 116,337 |
| Random Asian City to Country | 0 | - | 4.56 | 44,392 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,693 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,099 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,346 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,473 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,018 |
