| US States and State Capitals | 0 | - | 4.99 | 159,789 |
| Countries Similar to U.S. States by Population | 0 | - | 4.91 | 70,205 |
| Every 100k+ City in the United States on a Map | 0 | - | 4.97 | 113,110 |
| Random State Capital to U.S. State | 0 | - | 4.83 | 88,532 |
| Which City in Canada? | 0 | - | 4.82 | 56,826 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,681,676 |
| Africa Capitals Quiz | 0 | - | 4.99 | 732,782 |
| Asia Capitals Quiz | 0 | - | 4.98 | 688,354 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,549 |
| Name a City - European Countries | 0 | - | 4.91 | 64,746 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,962 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,318 |
| Europe Capital to Country | 0 | - | 4.99 | 248,648 |
| Asia Capital to Country | 0 | - | 4.96 | 126,072 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,963 |
| European Capitals by Map | 0 | - | 4.99 | 137,412 |
| African Capitals by Map | 0 | - | 4.99 | 132,702 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,640 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,520 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,897 |
| European Coastal Capitals | 0 | - | 4.95 | 90,033 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,309 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,920 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,572 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,538 |
| Random Europe Capitals Mystery Route | 0 | - | 4.98 | 81,241 |
| Official Cities in the UK | 0 | - | 4.89 | 281,634 |
| South America Capitals Quiz | 0 | - | 5.00 | 478,740 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,936 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,910 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,642 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,498 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,431 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,872 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,751 |
| Europe Capitals Mystery Route | 0 | - | 4.96 | 54,493 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,945 |
| 100 Biggest US Cities in 1900 | 0 | - | 4.45 | 72,869 |
| Biggest U.S. Cities Within 200 Kilometers | 0 | - | 4.41 | 48,603 |
| Biggest U.S. Cities Within 100 Kilometers | 0 | - | 4.42 | 51,353 |
| First U.S. Cities to Reach 100,000 People | 0 | - | 4.69 | 60,009 |
| First U.S. States to Reach 1 Million People | 0 | - | 4.69 | 79,019 |
| Cities on Interstate 90 on a Map | 0 | - | 4.45 | 32,009 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,532 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,850 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,874 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,143 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,028 |
| Cities in the Dallas Metro Area on a Map | 0 | - | 4.63 | 8,515 |
| World Capitals Quiz | 0 | - | 5.00 | 5,045,898 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,655 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,477 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,860 |
| Washington D.C. Trivia | 0 | - | 4.44 | 38,903 |
| Dallas City Trivia | 0 | - | 4.46 | 6,798 |
| Capitals of the Stans | 0 | - | 4.95 | 26,570 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.96 | 158,614 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.93 | 78,955 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 41,144 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 115,945 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,576,060 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,806 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,319 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,250 |
| Random European Capital to Country | 0 | - | 4.98 | 189,661 |
| Random European Country to Capital | 0 | - | 4.92 | 147,767 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,600 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,705 |
| Random African Capital to Country | 0 | - | 4.97 | 99,944 |
| Random African Country to Capital | 0 | - | 4.94 | 70,418 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.62 | 34,635 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,097 |
| U.S. State Capitals in the Answer | 0 | - | 4.77 | 35,436 |
| Melbourne Suburbs | 0 | - | 4.84 | 52,166 |
| European Capitals by Airport Code | 0 | - | 4.92 | 35,716 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 124,947 |
| 100 Biggest U.S. Cities on a Map | 0 | - | 4.29 | 115,682 |
| Cities on Interstate 95 on a Map | 0 | - | 4.48 | 23,388 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,563 |
| U.S. Cities A-Z by Clue #1 | 0 | - | 4.36 | 39,729 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,350 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.84 | 72,340 |
| Every City in Arizona on a Map | 0 | - | 4.48 | 9,237 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,079 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,694 |
| Every City in Alabama on a Map | 0 | - | 4.71 | 8,393 |
| Every City in Michigan on a Map | 0 | - | 4.44 | 9,361 |
| Ultimate Rust Belt City Quiz | 0 | - | 4.61 | 14,577 |
| World Capitals by Proximity | 0 | - | 4.91 | 329,429 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,879 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,416 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,762 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,146 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,772 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,970 |
| Which City in Europe? | 0 | - | 4.83 | 106,951 |
| New York City Trivia #1 | 0 | - | 4.08 | 35,665 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 503,612 |
| U.S. Cities that Have Lost 100,000 People | 0 | - | 4.44 | 27,689 |
| Biggest Cities in Canada | 0 | - | 4.54 | 132,104 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,323 |
| Name a City - U.S. States | 0 | - | 4.41 | 26,593 |
| Name a City in Every European Country - No Capitals | 0 | - | 4.63 | 55,040 |
| Find the City #1 | 0 | - | 4.97 | 42,426 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,448 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,971 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,943 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,150 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,002 |
| Countries by Capital City | 0 | - | 5.00 | 67,274 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,629 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,166 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,617 |
| Moved Capital Cities | 0 | - | 4.96 | 73,814 |
| Random Capital to Country | 0 | - | 4.99 | 2,582,811 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 74,899 |
| Random Country to Capital | 0 | - | 4.98 | 914,190 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 142,984 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,716 |
| Smaller U.S. Cities You May Know #1 | 0 | - | 4.45 | 19,652 |
| 20 Chinese Cities Everyone Should Know | 0 | - | 4.81 | 39,274 |
| Miami City Trivia | 0 | - | 4.60 | 11,209 |
| All About Atlanta | 0 | - | 4.60 | 11,220 |
| Las Vegas City Trivia | 0 | - | 4.52 | 13,734 |
| Countries Closest to Alaska | 0 | - | 4.93 | 123,701 |
| Countries Closest to Maine | 0 | - | 4.84 | 66,688 |
| California Cities Map Quiz | 0 | - | 4.50 | 87,748 |
| Florida Cities Map Quiz | 0 | - | 4.48 | 60,714 |
| New York Cities Map Quiz | 0 | - | 4.54 | 42,098 |
| Great Plains States and Provinces on a Map | 0 | - | 4.95 | 48,899 |
| Rivers of the United States | 0 | - | 4.93 | 65,741 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,356 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.94 | 51,252 |
| Biggest Cities in Mexico | 0 | - | 4.52 | 39,079 |
| North American Sports Cities | 0 | - | 4.83 | 171,282 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,013 |
| Cities in European History #1 | 0 | - | 4.63 | 133,465 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,247 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,622 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,831 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,054 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,978 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,391 |
| Name a Valid World City | 0 | - | 4.83 | 70,461 |
| Cities by Former Name | 0 | - | 4.84 | 91,194 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,176 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,395 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,374 |
| World Capitals by Map | 0 | - | 5.00 | 284,498 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,906 |
| All First Level Subdivision Capitals | 0 | - | 4.85 | 15,023 |
| World Capitals Mystery Route | 0 | - | 4.98 | 54,962 |
| Capitals Starting With H | 0 | - | 4.90 | 91,643 |
| Capitals Starting With K | 0 | - | 4.85 | 75,888 |
| Capitals Starting With L | 0 | - | 4.81 | 87,070 |
| Capitals Starting With M | 0 | - | 4.93 | 106,464 |
| Capitals Starting With P | 0 | - | 4.88 | 77,389 |
| Capitals Starting With R | 0 | - | 4.87 | 81,157 |
| Capitals Starting With S | 0 | - | 4.89 | 85,018 |
| Capitals Starting With T | 0 | - | 4.84 | 75,481 |
| Capitals Starting With W | 0 | - | 4.89 | 90,796 |
| Capitals Starting With A | 0 | - | 4.97 | 126,831 |
| Capitals Starting With B | 0 | - | 4.89 | 117,540 |
| Capitals Starting With D | 0 | - | 4.93 | 95,623 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,308 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,552 |
| US State Capitals - One Minute Sprint | 0 | - | 4.06 | 183,032 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.44 | 10,589 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,110 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,831 |
| Which City in the United States? | 0 | - | 4.21 | 56,827 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,827 |
| Which City in Latin America? | 0 | - | 4.63 | 46,915 |
| Countries that Visit Florida the Most | 0 | - | 4.72 | 71,650 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,733 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 57,826 |
| U.S. State Flags | 0 | - | 4.89 | 168,425 |
| Hawaiian Islands | 0 | - | 4.83 | 42,528 |
| U.S. States that Border Canada | 0 | - | 4.91 | 183,400 |
| U.S. States that Border Tennessee | 0 | - | 4.83 | 65,188 |
| U.S. States Closest to Tokyo | 0 | - | 4.89 | 59,838 |
| Random U.S. States Mouse Hunt! | 0 | - | 4.94 | 188,745 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,409 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,524,935 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 219,320 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 133,105 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,995 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,583 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,479 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,342 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,262 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,975 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,010 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,688 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 343,189 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,517 |
| Largest U.S. Cities on State Borders | 0 | - | 4.37 | 20,088 |
| Canadian Metro Areas over 100,000 People | 0 | - | 4.47 | 31,049 |
| Biggest Cities in Washington State | 0 | - | 4.43 | 36,030 |
| Biggest Cities in North Carolina | 0 | - | 4.64 | 34,963 |
