| Europe Capital to Country | 0 | - | 4.99 | 251,809 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,783 |
| European Capitals by Map | 0 | - | 4.99 | 141,795 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,737 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,065 |
| European Coastal Capitals | 0 | - | 4.95 | 91,201 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,511 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,479 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,966 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,511 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,642 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,838 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,880 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,424 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,492 |
| Asia Capital to Country | 0 | - | 4.96 | 127,288 |
| African Capitals by Map | 0 | - | 4.99 | 141,851 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,794 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,123 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,199 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,763 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,106 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,997 |
| Random European Capital to Country | 0 | - | 4.98 | 191,977 |
| Random European Country to Capital | 0 | - | 4.93 | 165,772 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,706 |
| South America Capitals Quiz | 0 | - | 5.00 | 484,363 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,305 |
| Official Cities in the UK | 0 | - | 4.89 | 285,847 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,796 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,121 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,309 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,845 |
| Capitals of the Stans | 0 | - | 4.95 | 27,090 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,810 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,777 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,528 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,270 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,925 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,337 |
| Random African Capital to Country | 0 | - | 4.97 | 101,218 |
| Random African Country to Capital | 0 | - | 4.95 | 71,668 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,351 |
| Name a City - European Countries | 0 | - | 4.90 | 66,043 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,128 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,465 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,485 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,189 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,321 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,546 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,277 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,597 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,336 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,907 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 68,754 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 150,572 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,152 |
| Cities in European History #1 | 0 | - | 4.63 | 134,516 |
| World Capitals Quiz | 0 | - | 5.00 | 5,100,326 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,716 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,723 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,697 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,753 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,404 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,934 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,600 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 201,742 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,452 |
| UK Rivers Map Quiz | 0 | - | 4.54 | 30,561 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,655 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,581 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,834 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,597,286 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,954 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,594 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,148 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,130 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,697,314 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,857 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,324 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,212 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,877 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,080 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,068 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,966 |
| Countries by Capital City | 0 | - | 5.00 | 69,218 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,750 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,128 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,427 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,721 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,261 |
| Moved Capital Cities | 0 | - | 4.96 | 74,582 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.64 | 16,172 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,773 |
| Which City in Europe? | 0 | - | 4.83 | 107,813 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.82 | 56,248 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 65,024 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,882 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,481 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 66,011 |
| Random Capital to Country | 0 | - | 4.99 | 2,599,630 |
| Random Country to Capital | 0 | - | 4.98 | 926,682 |
| Speed Capital to U.S. State | 0 | - | 4.45 | 114,407 |
| 10 Southernmost U.S. State Capitals | 0 | - | 4.51 | 39,118 |
| 10 Northernmost U.S. State Capitals | 0 | - | 4.57 | 35,845 |
| 10 Easternmost U.S. State Capitals | 0 | - | 4.50 | 34,772 |
| Boroughs of London | 0 | - | 4.63 | 88,455 |
| London Geography | 0 | - | 4.47 | 59,830 |
| North American Sports Cities | 0 | - | 4.83 | 173,028 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,524 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,434 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,861 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,942 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,204 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,853 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,412 |
| Name a Valid World City | 0 | - | 4.85 | 71,863 |
| Cities by Former Name | 0 | - | 4.83 | 91,965 |
| India State Capitals Quiz | 0 | - | 4.28 | 59,899 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,650 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,933 |
| World Capitals by First Two Letters in 90 Seconds | 0 | - | 4.35 | 246,731 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,724 |
| World Capitals by Map | 0 | - | 5.00 | 288,970 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,749 |
| Capitals Starting With H | 0 | - | 4.91 | 93,217 |
| Capitals Starting With K | 0 | - | 4.89 | 84,295 |
| Capitals Starting With M | 0 | - | 4.94 | 108,971 |
| Capitals Starting With P | 0 | - | 4.88 | 78,892 |
| Capitals Starting With R | 0 | - | 4.88 | 82,416 |
| Capitals Starting With S | 0 | - | 4.90 | 86,461 |
| Capitals Starting With T | 0 | - | 4.85 | 76,747 |
| Capitals Starting With W | 0 | - | 4.87 | 91,669 |
| Capitals Starting With A | 0 | - | 4.97 | 128,960 |
| Capitals Starting With B | 0 | - | 4.89 | 119,359 |
| Capitals Starting With D | 0 | - | 4.94 | 97,083 |
| Top 10 Oldest U.S. State Capitals | 0 | - | 4.55 | 32,204 |
| Which City in Canada? | 0 | - | 4.83 | 57,318 |
| Single Vowel Capitals | 0 | - | 4.82 | 14,698 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,579 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 348,205 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,675 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,745 |
| North America Cities by Map | 0 | - | 4.41 | 47,918 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,798 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,240 |
| Random European City to Country | 0 | - | 4.69 | 118,349 |
| Random Asian City to Country | 0 | - | 4.56 | 44,605 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,566 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,492 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,734 |
| Former Capitals | 0 | - | 4.88 | 71,637 |
| Capital Cities Chain | 0 | - | 4.84 | 83,264 |
| Coldest World Capitals | 0 | - | 4.95 | 134,108 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,052 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,460 |
| Word Puzzles - U.S. State Capitals | 0 | - | 4.63 | 34,848 |
| U.S. State Capitals Where it Doesn't Snow | 0 | - | 4.56 | 51,395 |
| U.S. State Capital Etymology | 0 | - | 4.53 | 37,075 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,681 |
| U.S. State Capitals Closest to Canada | 0 | - | 4.64 | 34,051 |
| US States and State Capitals | 0 | - | 4.99 | 164,921 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,192 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,144 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,853 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,512 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,762 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,784 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 225,512 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 116,283 |
| All 100k+ Cities in Europe on a Map | 0 | - | 4.99 | 102,612 |
| All 50k+ Cities in Europe with a Map | 0 | - | 4.95 | 35,424 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,305 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,677 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,060 |
| British Places A-Z | 0 | - | 4.29 | 80,060 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,216 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,556 |
| South American Cities on the Map | 0 | - | 4.52 | 35,534 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,795 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,689 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,160 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,206 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 49,060 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,271 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,378 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,755 |
| World Capitals Closest to Jerusalem | 0 | - | 4.47 | 45,050 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,829 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 127,187 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,419 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,848 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,706 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 134,023 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.87 | 94,499 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,544 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,219 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,774 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,287 |
| Asian Capital Superlatives - Top 2 | 0 | - | 4.37 | 28,177 |
