| World Capitals Quiz | 0 | - | 5.00 | 5,108,995 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,600,548 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,383 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,428 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,017 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,260 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,300 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,223 |
| Countries by Capital City | 0 | - | 5.00 | 69,481 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,915 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,273 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,866 |
| Moved Capital Cities | 0 | - | 4.96 | 74,684 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,066 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,743 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,496 |
| North American Sports Cities | 0 | - | 4.82 | 173,196 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,577 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,983 |
| Name a City - European Countries | 0 | - | 4.89 | 66,243 |
| Cities by Former Name | 0 | - | 4.83 | 92,103 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,948 |
| Nearest Capital City #1 | 0 | - | 4.83 | 58,004 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,889 |
| World Capitals by Map | 0 | - | 5.00 | 289,615 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,855 |
| Capitals Starting With H | 0 | - | 4.91 | 93,376 |
| Capitals Starting With K | 0 | - | 4.88 | 84,446 |
| Capitals Starting With M | 0 | - | 4.94 | 109,250 |
| Capitals Starting With P | 0 | - | 4.88 | 79,048 |
| Capitals Starting With R | 0 | - | 4.88 | 82,540 |
| Capitals Starting With S | 0 | - | 4.90 | 86,614 |
| Capitals Starting With T | 0 | - | 4.86 | 76,874 |
| Capitals Starting With W | 0 | - | 4.87 | 91,761 |
| Capitals Starting With A | 0 | - | 4.97 | 129,171 |
| Capitals Starting With B | 0 | - | 4.89 | 119,564 |
| Capitals Starting With D | 0 | - | 4.94 | 97,254 |
| Country Name Etymologies #1 | 0 | - | 4.97 | 159,536 |
| Country Name Etymologies #2 | 0 | - | 4.96 | 87,055 |
| Africa Capitals Quiz | 0 | - | 4.99 | 744,265 |
| Asia Capitals Quiz | 0 | - | 4.98 | 699,215 |
| Random Capital to Country | 0 | - | 4.99 | 2,602,462 |
| Random Country to Capital | 0 | - | 4.98 | 928,939 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,324 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,755 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,118 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,231 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,874 |
| Capital City Etymologies | 0 | - | 4.77 | 63,541 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,798 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,551 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,972 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,584 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,149 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,724 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,618 |
| Former Capitals | 0 | - | 4.88 | 71,696 |
| Europe Capital to Country | 0 | - | 4.99 | 252,251 |
| Asia Capital to Country | 0 | - | 4.96 | 127,608 |
| Capital Cities Chain | 0 | - | 4.84 | 83,432 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,077 |
| European Capitals by Map | 0 | - | 4.99 | 142,263 |
| African Capitals by Map | 0 | - | 4.99 | 142,325 |
| Coldest World Capitals | 0 | - | 4.95 | 134,186 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,996 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,957 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,244 |
| European Coastal Capitals | 0 | - | 4.95 | 91,374 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,221 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 272,899 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,918 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,196 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,193 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,621 |
| Boundary Waters | 0 | - | 4.92 | 88,794 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,429 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,749 |
| Unusual U.S. City Names | 0 | - | 4.52 | 28,026 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,590 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,628 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.38 | 54,150 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,738 |
| Ancient City to Country | 0 | - | 4.72 | 108,371 |
| Official Cities in the UK | 0 | - | 4.89 | 286,495 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,204 |
| City-States | 0 | - | 4.53 | 37,417 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,605 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,515 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,830 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,399 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,284 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,284 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,596 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,872 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,284 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 59,094 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,183 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,376 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,288 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,633 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,190 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,722 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,430 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,873 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.88 | 127,364 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 82,138 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,712 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,573 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,612 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,490 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,992 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,953 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,807 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.87 | 94,610 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,975 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,313 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,744 |
| The Only Country ... | 0 | - | 4.91 | 81,939 |
| Five Countries by a Single Word by Continent | 0 | - | 4.91 | 78,780 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,913,421 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,481 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,885 |
| Cities by Airports | 0 | - | 4.48 | 104,086 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,441 |
| Cities Chain #2 | 0 | - | 4.42 | 56,531 |
| Cities Chain #1 | 0 | - | 4.61 | 66,835 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 73,846 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,996 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,370 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,450 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,093 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 41,173 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,271 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,167 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,717 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,283 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,492 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 134,318 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,892 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,703 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,926 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,588 |
| Capitals Starting With L | 0 | - | 4.80 | 95,927 |
| Capitals Starting With N | 0 | - | 4.80 | 51,934 |
| Capitals Starting With V | 0 | - | 4.80 | 38,676 |
| Capitals Starting With C | 0 | - | 4.78 | 99,063 |
| Landlocked Countries | 0 | - | 4.99 | 426,420 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,949 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,443 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,047 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,075 |
| Cities with the Same Name | 0 | - | 3.94 | 36,730 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,846 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,441 |
| Musical Acts by City #2 | 0 | - | 4.02 | 11,012 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,683 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,960 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,554 |
| Closest City Pairs #1 | 0 | - | 4.46 | 24,919 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,167 |
| Cities by Initials | 0 | - | 4.12 | 24,636 |
| City to Country - Tile Select #2 | 0 | - | 4.54 | 20,985 |
| City Where It Happened #1 | 0 | - | 4.23 | 106,649 |
| National Subdivisions by Capital | 0 | - | 4.37 | 105,650 |
| Capital Cities with the Same Name as Their Country | 0 | - | 4.31 | 75,381 |
| Capitals by First and Last Letter | 0 | - | 4.39 | 66,727 |
| World Capitals Ending with O | 0 | - | 4.80 | 18,077 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,496 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,836 |
| Capital Closest to the Equator | 0 | - | 4.58 | 15,471 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,115 |
| Double Trouble Capital Cities | 0 | - | 4.53 | 22,818 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 76,118 |
| Name a World Capital A-Z | 0 | - | 5.00 | 177,111 |
| Random European Capital to Country | 0 | - | 4.98 | 192,222 |
| Random European Country to Capital | 0 | - | 4.93 | 165,970 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,033 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,492 |
| Random African Capital to Country | 0 | - | 4.97 | 101,393 |
| Random African Country to Capital | 0 | - | 4.95 | 71,790 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,405 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,502 |
| Himalayan Countries | 0 | - | 4.93 | 140,444 |
| Andean Countries | 0 | - | 4.94 | 85,588 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,731 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,180 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,293 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,535 |
| Danube Countries | 0 | - | 4.97 | 72,461 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,671 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,894 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,240 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,717 |
| European Landlocked Countries | 0 | - | 4.99 | 147,656 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,379 |
| Countries with the Most Species | 0 | - | 4.99 | 103,599 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,488 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,788 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,910 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,871 |
