| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,187 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,696,325 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,953 |
| Random European Capital to Country | 0 | - | 4.98 | 191,849 |
| Random European Country to Capital | 0 | - | 4.93 | 165,672 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,883 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,273 |
| Random African Capital to Country | 0 | - | 4.97 | 101,152 |
| Random African Country to Capital | 0 | - | 4.94 | 71,622 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 149,574 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,614 |
| Name a City - European Countries | 0 | - | 4.90 | 65,957 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,133 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,210 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.95 | 127,055 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,202 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,498 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,252 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,359 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,257 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,807 |
| Europe Capital to Country | 0 | - | 4.99 | 251,602 |
| Asia Capital to Country | 0 | - | 4.96 | 127,214 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,664 |
| European Capitals by Map | 0 | - | 4.99 | 141,459 |
| African Capitals by Map | 0 | - | 4.99 | 141,508 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,625 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,653 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,993 |
| European Coastal Capitals | 0 | - | 4.95 | 91,103 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,079 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,771 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,330 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,059 |
| World Capitals Quiz | 0 | - | 5.00 | 5,096,311 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,924 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,985 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,727 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,370 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,679 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,741 |
| Official Cities in the UK | 0 | - | 4.89 | 285,491 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,868 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,509 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,995 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,412 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,860 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,256 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,471 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,779 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,586 |
| Capitals of the Stans | 0 | - | 4.95 | 27,059 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,717 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,436 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,620 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,335 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,595,809 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,462 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,290 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,451 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,728 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,182 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,443 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,001 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,911 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,634 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,004 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,741 |
| Random U.S. City to State | 0 | - | 4.45 | 76,763 |
| Find the City #1 | 0 | - | 4.97 | 43,216 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 44,015 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,926 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,812 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,994 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,936 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,816 |
| Countries by Capital City | 0 | - | 5.00 | 69,096 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,668 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,063 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,143 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,112 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,637 |
| Moved Capital Cities | 0 | - | 4.96 | 74,527 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,154 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,280 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,229 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,745 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,835 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,372 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,057 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,659 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,035 |
| Which City in Europe? | 0 | - | 4.83 | 107,765 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,971 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,126 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,788 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,288 |
| North American Sports Cities | 0 | - | 4.83 | 172,956 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,500 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,796 |
| Name a Valid World City | 0 | - | 4.84 | 71,754 |
| Cities by Former Name | 0 | - | 4.83 | 91,914 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,603 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,883 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,631 |
| World Capitals by Map | 0 | - | 5.00 | 288,639 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,682 |
| Random Capital to Country | 0 | - | 4.99 | 2,598,434 |
| Random Country to Capital | 0 | - | 4.98 | 925,602 |
| Capitals Starting With H | 0 | - | 4.91 | 92,932 |
| Capitals Starting With K | 0 | - | 4.88 | 83,986 |
| Capitals Starting With L | 0 | - | 4.81 | 88,740 |
| Capitals Starting With M | 0 | - | 4.93 | 108,435 |
| Capitals Starting With P | 0 | - | 4.88 | 78,559 |
| Capitals Starting With R | 0 | - | 4.88 | 82,149 |
| Capitals Starting With S | 0 | - | 4.90 | 86,151 |
| Capitals Starting With T | 0 | - | 4.85 | 76,478 |
| Capitals Starting With W | 0 | - | 4.87 | 91,497 |
| Capitals Starting With A | 0 | - | 4.97 | 128,573 |
| Capitals Starting With B | 0 | - | 4.89 | 118,968 |
| Capitals Starting With D | 0 | - | 4.93 | 96,832 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,656 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,282 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,091 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,935 |
| Countries Closest to Alaska | 0 | - | 4.93 | 124,904 |
| Countries Closest to Maine | 0 | - | 4.85 | 67,458 |
| Cities in European History #1 | 0 | - | 4.63 | 134,446 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,424 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,852 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,935 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,471 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,188 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,339 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,695 |
| All First Level Subdivision Capitals | 0 | - | 4.82 | 15,231 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,250 |
| Word Scramble - U.S. State Capitals | 0 | - | 4.27 | 62,607 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,107 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,839 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,757 |
| Snowiest U.S. State Capitals | 0 | - | 4.44 | 28,660 |
| US State Capitals - One Minute Sprint | 0 | - | 4.05 | 184,595 |
| Hottest U.S. State Capitals | 0 | - | 4.77 | 29,281 |
| Coldest U.S. State Capitals | 0 | - | 4.63 | 23,925 |
| U.S. State Capitals with the Least Precipitation | 0 | - | 4.41 | 23,295 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,637 |
| Which City in Canada? | 0 | - | 4.83 | 57,273 |
| Boroughs of New York City | 0 | - | 4.47 | 84,864 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,100 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,483 |
| Single Vowel Capitals | 0 | - | 4.82 | 14,653 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,504 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,664 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,704 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,664 |
| North America Cities by Map | 0 | - | 4.41 | 47,899 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,721 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,067 |
| ALL California Cities | 0 | - | 4.37 | 43,187 |
| Random European City to Country | 0 | - | 4.69 | 118,261 |
| Random Asian City to Country | 0 | - | 4.56 | 44,587 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,496 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,429 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,638 |
| U.S. Cities with the Least Precipitation | 0 | - | 4.42 | 12,487 |
| Former Capitals | 0 | - | 4.88 | 71,614 |
| Capital Cities Chain | 0 | - | 4.84 | 83,193 |
| Coldest World Capitals | 0 | - | 4.95 | 134,066 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,975 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,377 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 68,533 |
| U.S. State Capitals Closest to Denver | 0 | - | 4.45 | 10,659 |
| US States and State Capitals | 0 | - | 4.99 | 164,638 |
| Biggest Cities in Latin America | 0 | - | 4.48 | 64,915 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,296 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,627 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,036 |
| U.S. City Nicknames | 0 | - | 4.25 | 103,812 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,210 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,517 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,637 |
| South American Cities on the Map | 0 | - | 4.52 | 35,524 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,782 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,609 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,140 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,558 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,159 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,773 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 49,037 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,251 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,332 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,469 |
| Every City in Colorado on a Map | 0 | - | 4.49 | 13,424 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 14,103 |
| Every City in Alabama on a Map | 0 | - | 4.74 | 8,590 |
| Capital Cities by Cartoon Riddles | 0 | - | 4.98 | 87,815 |
| Name a City in EVERY Country - No Capitals | 0 | - | 4.63 | 67,800 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,699 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,529 |
