| North American Sports Cities | 0 | - | 4.82 | 173,311 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,607 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,828 |
| Europe Capital to Country | 0 | - | 4.99 | 252,620 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,311 |
| European Capitals by Map | 0 | - | 4.99 | 142,585 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,146 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,407 |
| European Coastal Capitals | 0 | - | 4.95 | 91,509 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,624 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 349,432 |
| Official Cities in the UK | 0 | - | 4.89 | 286,912 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,732 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,347 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,674 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,830 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 226,139 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.90 | 116,733 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,132 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,876 |
| World Capitals Quiz | 0 | - | 5.00 | 5,114,719 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,994 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,701 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,700,625 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,602,553 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,943 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,170 |
| Random European Capital to Country | 0 | - | 4.98 | 192,369 |
| Random European Country to Capital | 0 | - | 4.93 | 166,092 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 57,604 |
| Biggest Cities in Germany | 0 | - | 4.95 | 295,678 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,499 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,574 |
| Biggest Cities in Europe | 0 | - | 4.70 | 549,833 |
| 100 Biggest Cities in Italy on a Map | 0 | - | 4.89 | 97,717 |
| Biggest Cities in Sweden | 0 | - | 4.85 | 41,522 |
| 100 Biggest Cities in Germany on a Map | 0 | - | 4.92 | 100,388 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,996 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,535 |
| Africa Capitals Quiz | 0 | - | 4.99 | 745,165 |
| Asia Capitals Quiz | 0 | - | 4.98 | 700,046 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,575 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,091 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,361 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,462 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,409 |
| Countries by Capital City | 0 | - | 5.00 | 69,653 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 78,184 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,370 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,976 |
| Moved Capital Cities | 0 | - | 4.96 | 74,743 |
| Random Capital to Country | 0 | - | 4.99 | 2,604,453 |
| Random Country to Capital | 0 | - | 4.98 | 930,256 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,586 |
| Cities in European History #1 | 0 | - | 4.63 | 134,750 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,819 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 103,068 |
| Cities by Former Name | 0 | - | 4.83 | 92,196 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,989 |
| Nearest Capital City #1 | 0 | - | 4.83 | 58,050 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,981 |
| World Capitals by Map | 0 | - | 5.00 | 290,014 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,941 |
| Capitals Starting With H | 0 | - | 4.91 | 93,461 |
| Capitals Starting With K | 0 | - | 4.89 | 84,522 |
| Capitals Starting With L | 0 | - | 4.81 | 96,105 |
| Capitals Starting With M | 0 | - | 4.94 | 109,393 |
| Capitals Starting With P | 0 | - | 4.88 | 79,131 |
| Capitals Starting With R | 0 | - | 4.89 | 82,616 |
| Capitals Starting With S | 0 | - | 4.90 | 86,704 |
| Capitals Starting With T | 0 | - | 4.86 | 76,952 |
| Capitals Starting With W | 0 | - | 4.87 | 91,802 |
| Capitals Starting With A | 0 | - | 4.97 | 129,295 |
| Capitals Starting With B | 0 | - | 4.89 | 119,665 |
| Capitals Starting With D | 0 | - | 4.94 | 97,325 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,900 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,769 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,676 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,952 |
| Biggest Cities in Asia | 0 | - | 4.95 | 118,385 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,488 |
| Biggest Cities in Europe - Extreme | 0 | - | 4.74 | 73,843 |
| European Cities in the Top 200 Worldwide | 0 | - | 4.70 | 68,664 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,613 |
| American Cities by Stadium | 0 | - | 4.02 | 36,602 |
| City by Football Clubs | 0 | - | 4.38 | 138,519 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,836 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,694 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 47,080 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,371 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,838 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,491 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,704 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 24,001 |
| Former Capitals | 0 | - | 4.88 | 71,734 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,949 |
| Asia Capital to Country | 0 | - | 4.96 | 127,703 |
| Capital Cities Chain | 0 | - | 4.84 | 83,533 |
| Solve the Secret Capital City | 0 | - | 4.80 | 164,748 |
| African Capitals by Map | 0 | - | 4.99 | 142,624 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,677 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,678 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,377 |
| Coldest World Capitals | 0 | - | 4.95 | 134,297 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,129 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,504 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,906 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,273 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 273,362 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.88 | 127,523 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,260 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,565 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,263 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 62,072 |
| Flags to Capitals #1 | 0 | - | 4.96 | 59,024 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,882 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.87 | 94,710 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 228,168 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,739 |
| The Only Country ... | 0 | - | 4.91 | 82,062 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,759 |
| Counties of England Map Quiz | 0 | - | 4.97 | 309,295 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,866 |
| Biggest European Cities by Letter | 0 | - | 4.55 | 127,559 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.78 | 47,111 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,943 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,344 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,797 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,157 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,242 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 65,071 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,714 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,667 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 49,112 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,304 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,455 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,805 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,804 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,543 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,642 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 134,519 |
| Random World Capitals on a Map | 0 | - | 4.93 | 136,048 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 90,020 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,338 |
| Boroughs of London | 0 | - | 4.63 | 88,698 |
| London Geography | 0 | - | 4.47 | 59,922 |
| UK Immigration by Country | 0 | - | 4.94 | 141,903 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 117,130 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,987 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 141,281 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 119,049 |
| FIFA World Cup Final Host Cities | 0 | - | 4.68 | 29,573 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 56,617 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.95 | 160,245 |
| 15 Largest Cities in North America With a Map | 0 | - | 4.98 | 48,196 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 127,822 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 119,554 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 85,003 |
| 10 Biggest Cities by U.S. State | 0 | - | 4.95 | 42,625 |
| 100 Biggest Cities in Spain on a Map | 0 | - | 4.61 | 44,724 |
| Largest Nordic Cities on a Map | 0 | - | 4.78 | 37,462 |
| 500 Biggest U.S. Urban Areas | 0 | - | 4.90 | 118,466 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.84 | 63,053 |
| Biggest Cities in Russia | 0 | - | 4.49 | 82,843 |
| Biggest Cities in France | 0 | - | 4.72 | 225,656 |
| Biggest Cities in Spain | 0 | - | 4.64 | 172,384 |
| Biggest Cities in The Netherlands | 0 | - | 4.50 | 56,359 |
| Biggest Cities in Poland | 0 | - | 4.62 | 54,357 |
| Cities of China (With Some Help) | 0 | - | 4.91 | 31,837 |
| Biggest Cities in Switzerland | 0 | - | 4.52 | 47,516 |
| Biggest Cities in Italy | 0 | - | 4.78 | 242,756 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,809 |
| Ancient City to Country | 0 | - | 4.72 | 108,405 |
| City-States | 0 | - | 4.53 | 37,441 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,548 |
| 20 Northernmost English Cities | 0 | - | 4.49 | 23,899 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,519 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,213 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,859 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,620 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 124,816 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,359 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,605 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,294 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 59,248 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,604 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,207 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 82,239 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,821 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,654 |
| Capitals of 2018 FIFA World Cup Teams | 0 | - | 4.67 | 31,077 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 201,990 |
| World Capitals Closest to Madrid | 0 | - | 4.50 | 42,468 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,332 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,444 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 76,182 |
| Name a World Capital A-Z | 0 | - | 5.00 | 177,333 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,098 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,602 |
| Random African Capital to Country | 0 | - | 4.97 | 101,497 |
