| Random African Capital to Country | 0 | - | 4.97 | 100,802 |
| Random African Country to Capital | 0 | - | 4.94 | 71,326 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,733 |
| Random European Capital to Country | 0 | - | 4.98 | 191,070 |
| Random European Country to Capital | 0 | - | 4.93 | 165,287 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,538 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,855 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,578 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,691,438 |
| Africa Capitals Quiz | 0 | - | 4.99 | 738,790 |
| Asia Capitals Quiz | 0 | - | 4.98 | 693,991 |
| Name a City - European Countries | 0 | - | 4.90 | 65,501 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,246 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,159 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,184 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,841 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,266 |
| Europe Capital to Country | 0 | - | 4.99 | 250,620 |
| Asia Capital to Country | 0 | - | 4.96 | 126,762 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,049 |
| European Capitals by Map | 0 | - | 4.99 | 139,640 |
| African Capitals by Map | 0 | - | 4.99 | 134,047 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,551 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,199 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,540 |
| European Coastal Capitals | 0 | - | 4.95 | 90,716 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,634 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,461 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,293 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,880 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,750 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,126 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,051 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,510 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,239 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,507 |
| Official Cities in the UK | 0 | - | 4.89 | 284,195 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,026 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,258 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,132 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,423 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,927 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,240 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,482 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,353 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 89,164 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,281 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 148,716 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,048 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,905 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,595 |
| World Capitals Quiz | 0 | - | 5.00 | 5,079,539 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,189 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,558 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,236 |
| Capitals of the Stans | 0 | - | 4.95 | 26,881 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,588,850 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,627 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,561 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,129 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,434 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,173 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,907 |
| World Capitals by Proximity | 0 | - | 4.91 | 331,813 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,025 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,892 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,040 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,847 |
| Which City in Europe? | 0 | - | 4.83 | 107,488 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,525 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,340 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,424 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,491 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,601 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,361 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,179 |
| Countries by Capital City | 0 | - | 5.00 | 68,484 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,274 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,748 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,316 |
| Moved Capital Cities | 0 | - | 4.96 | 74,284 |
| Random Capital to Country | 0 | - | 4.99 | 2,593,155 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,608 |
| Random Country to Capital | 0 | - | 4.98 | 921,752 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,078 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,066 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,790 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,703 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,980 |
| North American Sports Cities | 0 | - | 4.83 | 172,528 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,363 |
| Cities in European History #1 | 0 | - | 4.63 | 134,123 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,367 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,780 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,891 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,142 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,474 |
| Cities in Squares on a Map - Europe | 0 | - | 4.70 | 53,932 |
| Name a Valid World City | 0 | - | 4.83 | 71,355 |
| Cities by Former Name | 0 | - | 4.83 | 91,641 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,441 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,713 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,512 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,315 |
| World Capitals by Map | 0 | - | 5.00 | 287,122 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,402 |
| Capitals Starting With H | 0 | - | 4.91 | 92,657 |
| Capitals Starting With K | 0 | - | 4.88 | 83,688 |
| Capitals Starting With L | 0 | - | 4.81 | 88,187 |
| Capitals Starting With M | 0 | - | 4.93 | 107,964 |
| Capitals Starting With P | 0 | - | 4.88 | 78,291 |
| Capitals Starting With R | 0 | - | 4.87 | 81,927 |
| Capitals Starting With S | 0 | - | 4.90 | 85,891 |
| Capitals Starting With T | 0 | - | 4.85 | 76,243 |
| Capitals Starting With W | 0 | - | 4.87 | 91,358 |
| Capitals Starting With A | 0 | - | 4.97 | 128,194 |
| Capitals Starting With B | 0 | - | 4.89 | 118,624 |
| Capitals Starting With D | 0 | - | 4.93 | 96,553 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,102 |
| US States and State Capitals | 0 | - | 4.99 | 163,035 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,353 |
| Which City in Canada? | 0 | - | 4.83 | 57,113 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,506 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,100 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,116 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,603 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,593 |
| North America Cities by Map | 0 | - | 4.41 | 47,827 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,085 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,307 |
| Random European City to Country | 0 | - | 4.69 | 117,794 |
| Random Asian City to Country | 0 | - | 4.56 | 44,554 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 131,000 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,887 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,885 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,101 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,316 |
| Former Capitals | 0 | - | 4.88 | 71,496 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,572 |
| Capital Cities Chain | 0 | - | 4.83 | 82,850 |
| Coldest World Capitals | 0 | - | 4.95 | 133,613 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,704 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,555 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,215 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,678 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,535 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,477 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,146 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 226,762 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,016 |
| US State Capitals by Proximity in 30 Seconds | 0 | - | 4.17 | 129,446 |
| US State Capitals by First Two Letters in 45 seconds | 0 | - | 4.09 | 58,168 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,756 |
| U.S State Capitals on the Sea | 0 | - | 4.53 | 26,209 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,248 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 36,966 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,568 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 33,988 |
| The Only Country ... | 0 | - | 4.91 | 81,290 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,251 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,435 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,916 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,161 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,956 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,383 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,557 |
| South American Cities on the Map | 0 | - | 4.53 | 35,445 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,730 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,730 |
| U.S. Cities with the Highest Murder Rate | 0 | - | 4.55 | 138,467 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,985 |
| Random U.S. City to State | 0 | - | 4.45 | 76,375 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,466 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,458 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,883 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,128 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,295 |
| Richest Metro Areas in the U.S. | 0 | - | 4.42 | 43,811 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,269 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,194 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,928 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,368 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,255 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 16,013 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,239 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,752 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,697 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,646 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,437 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,209 |
| U.S. State Capitals with the Highest Elevation | 0 | - | 4.56 | 22,637 |
| Top 10 Most Remote U.S. State Capitals | 0 | - | 4.40 | 32,244 |
| U.S. State Capitals Furthest from the Sea | 0 | - | 4.49 | 26,072 |
| U.S. State Capitals Closest to Mexico | 0 | - | 4.58 | 42,864 |
| European Cities by Clue | 0 | - | 4.70 | 89,081 |
| Boroughs of London | 0 | - | 4.63 | 88,007 |
| London Geography | 0 | - | 4.47 | 59,704 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,769 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,699 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,484 |
