| World Capitals Quiz | 0 | - | 5.00 | 5,062,558 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,582,505 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,654 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,831 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,931 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,229 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,255 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,942 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,592 |
| Countries by Capital City | 0 | - | 5.00 | 67,894 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,957 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,453 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,945 |
| Moved Capital Cities | 0 | - | 4.96 | 74,041 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,044 |
| Countries that Produce the Most Beer | 0 | - | 4.85 | 130,402 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,592 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,705 |
| North American Sports Cities | 0 | - | 4.83 | 171,742 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,235 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,244 |
| Name a City - European Countries | 0 | - | 4.90 | 65,180 |
| Cities by Former Name | 0 | - | 4.83 | 91,416 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,742 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,935 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,314 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,566 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,866 |
| World Capitals by Map | 0 | - | 5.00 | 285,571 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,142 |
| Random Capital to Country | 0 | - | 4.99 | 2,587,848 |
| Random Country to Capital | 0 | - | 4.98 | 918,155 |
| Capitals Starting With H | 0 | - | 4.90 | 92,063 |
| Capitals Starting With K | 0 | - | 4.85 | 79,724 |
| Capitals Starting With L | 0 | - | 4.81 | 87,521 |
| Capitals Starting With M | 0 | - | 4.93 | 107,097 |
| Capitals Starting With P | 0 | - | 4.88 | 77,772 |
| Capitals Starting With R | 0 | - | 4.87 | 81,460 |
| Capitals Starting With S | 0 | - | 4.89 | 85,379 |
| Capitals Starting With T | 0 | - | 4.84 | 75,818 |
| Capitals Starting With W | 0 | - | 4.87 | 91,040 |
| Capitals Starting With A | 0 | - | 4.97 | 127,362 |
| Capitals Starting With B | 0 | - | 4.89 | 117,994 |
| Capitals Starting With D | 0 | - | 4.93 | 96,011 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,640 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,899 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,467 |
| Which City in Europe? | 0 | - | 4.83 | 107,151 |
| Countries that Produce the Most Wine | 0 | - | 4.87 | 191,482 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,224 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,275 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,795 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,116 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,509 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,391 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,771 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,544 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,806 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,682 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,684 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,945 |
| Former Capitals | 0 | - | 4.88 | 71,374 |
| Europe Capital to Country | 0 | - | 4.99 | 249,536 |
| Asia Capital to Country | 0 | - | 4.96 | 126,461 |
| Capital Cities Chain | 0 | - | 4.83 | 82,471 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,562 |
| European Capitals by Map | 0 | - | 4.99 | 138,527 |
| African Capitals by Map | 0 | - | 4.99 | 133,338 |
| Coldest World Capitals | 0 | - | 4.95 | 133,450 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,067 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,865 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,225 |
| European Coastal Capitals | 0 | - | 4.95 | 90,367 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,494 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,120 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,527 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,738 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,378 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,666 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,326,092 |
| Countries by Emojis | 0 | - | 4.99 | 238,562 |
| Random European City to Country | 0 | - | 4.69 | 117,453 |
| Random Asian City to Country | 0 | - | 4.56 | 44,457 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,811 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,096 |
| Which City in Canada? | 0 | - | 4.82 | 56,940 |
| Top 10 Countries in Beer Production per Capita | 0 | - | 4.67 | 64,768 |
| Countries by Alcohol Consumption | 0 | - | 4.43 | 205,214 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,827 |
| Ancient City to Country | 0 | - | 4.70 | 107,922 |
| World City Nicknames Quiz | 0 | - | 4.16 | 35,561 |
| Official Cities in the UK | 0 | - | 4.89 | 283,025 |
| City-States | 0 | - | 4.53 | 37,226 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,068 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,619 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,611 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,160 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,081 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,525 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,442 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,212 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,849 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,383 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,039 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,233 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,879 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,966 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.90 | 12,164 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,685 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,597 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 126,171 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,070 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 80,436 |
| Top Five Capitals By Category #2 | 0 | - | 4.77 | 66,697 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,940 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,070 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,057 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,080 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,299 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,280 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,920 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,280 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,549 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,151 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,162 |
| The Only Country ... | 0 | - | 4.91 | 80,754 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,029 |
| Boundary Waters | 0 | - | 4.92 | 88,368 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,068 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,891 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,318 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,787 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,388 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,743 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,504 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,453 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.35 | 44,655 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,135 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,569 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,924 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 147,001 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,475 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,527 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,891 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,644 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,309 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,258 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,144 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,045 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 103,825 |
| 20 Random Country Flags | 0 | - | 4.99 | 610,328 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 259,909 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,751 |
| Name a Valid African Country | 0 | - | 4.98 | 153,747 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,320 |
| Brand Logos Quiz #1 | 0 | - | 4.82 | 2,417,492 |
| Resort Towns by Country | 0 | - | 4.30 | 39,996 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,156 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,930 |
| Cities by Airports | 0 | - | 4.49 | 88,634 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 64,920 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,790 |
| Cities Chain #2 | 0 | - | 4.42 | 56,310 |
| Cities Chain #1 | 0 | - | 4.61 | 66,566 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 70,839 |
| Random U.S. City to State | 0 | - | 4.45 | 76,102 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,168 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,492 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,118 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,114 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,318 |
| Capitals Starting With N | 0 | - | 4.80 | 50,826 |
| Capitals Starting With V | 0 | - | 4.79 | 37,951 |
| Capitals Starting With C | 0 | - | 4.78 | 97,396 |
| European Cities by Clue | 0 | - | 4.70 | 88,999 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,318,967 |
| Landlocked Countries | 0 | - | 4.99 | 418,697 |
| Countries as U.S. First Names | 0 | - | 4.31 | 77,741 |
| Strongest Nation Brands | 0 | - | 4.50 | 37,528 |
| Drinks by Country | 0 | - | 4.30 | 59,307 |
| Beers by Country | 0 | - | 4.45 | 97,161 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,607 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,474 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,419 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,762 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,686,354 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,089 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,885 |
| City Where It Happened #1 | 0 | - | 4.24 | 106,281 |
| National Subdivisions by Capital | 0 | - | 4.36 | 99,283 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,166 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,554 |
| World Capitals Ending with O | 0 | - | 4.80 | 17,690 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,201 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,439 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,416 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,541 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 200,782 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,706 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,316 |
