| Capital Cities by Body of Water | 0 | - | 4.85 | 57,911 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 84,266 |
| Countries with Fjords | 0 | - | 4.94 | 101,630 |
| World Capitals Quiz | 0 | - | 5.00 | 5,115,569 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,602,885 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 116,229 |
| North Sea Countries | 0 | - | 4.92 | 87,797 |
| Black Sea Countries | 0 | - | 4.87 | 60,810 |
| Countries That Touch the Red Sea | 0 | - | 4.91 | 65,669 |
| Caspian Sea Countries | 0 | - | 4.91 | 63,760 |
| Countries With No Rivers | 0 | - | 4.96 | 77,273 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,433 |
| Name a Valid Country on Each River | 0 | - | 4.95 | 63,175 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,545 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,604 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,111 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,375 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,491 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,446 |
| Countries by Capital City | 0 | - | 5.00 | 69,685 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 78,205 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,378 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,993 |
| Moved Capital Cities | 0 | - | 4.96 | 74,748 |
| Megadiverse Countries | 0 | - | 4.96 | 149,551 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,775 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,551 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 116,123 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 75,091 |
| African Great Lakes | 0 | - | 4.82 | 67,148 |
| American Countries With No Atlantic Coastline | 0 | - | 4.93 | 92,913 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,705 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,777 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,598 |
| North American Sports Cities | 0 | - | 4.82 | 173,327 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,615 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 103,074 |
| Name a City - European Countries | 0 | - | 4.89 | 66,414 |
| Cities by Former Name | 0 | - | 4.83 | 92,208 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,994 |
| Nearest Capital City #1 | 0 | - | 4.83 | 58,058 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,992 |
| World Capitals by Map | 0 | - | 5.00 | 290,076 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,958 |
| Capitals by River | 0 | - | 4.55 | 48,408 |
| Capitals Starting With H | 0 | - | 4.91 | 93,474 |
| Capitals Starting With K | 0 | - | 4.89 | 84,532 |
| Capitals Starting With L | 0 | - | 4.81 | 96,122 |
| Capitals Starting With M | 0 | - | 4.94 | 109,411 |
| Capitals Starting With P | 0 | - | 4.88 | 79,145 |
| Capitals Starting With R | 0 | - | 4.89 | 82,631 |
| Capitals Starting With S | 0 | - | 4.90 | 86,717 |
| Capitals Starting With T | 0 | - | 4.86 | 76,968 |
| Capitals Starting With W | 0 | - | 4.87 | 91,810 |
| Capitals Starting With A | 0 | - | 4.97 | 129,317 |
| Capitals Starting With B | 0 | - | 4.89 | 119,682 |
| Capitals Starting With D | 0 | - | 4.94 | 97,339 |
| Countries with Wild Tigers | 0 | - | 4.96 | 137,794 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,920 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 87,841 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,674 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 23,327 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 66,076 |
| Biggest City by River | 0 | - | 4.38 | 52,989 |
| Africa Capitals Quiz | 0 | - | 4.99 | 745,285 |
| Asia Capitals Quiz | 0 | - | 4.98 | 700,175 |
| Random Capital to Country | 0 | - | 4.99 | 2,604,721 |
| Random Country to Capital | 0 | - | 4.98 | 930,506 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,346 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,805 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,163 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,244 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 24,005 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.88 | 29,485 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.91 | 116,622 |
| African Physical Geography | 0 | - | 4.51 | 31,843 |
| Asian Physical Geography | 0 | - | 4.61 | 35,644 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 61,011 |
| 10 Longest Rivers in the United States | 0 | - | 4.86 | 39,468 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,839 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,707 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 47,095 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,864 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,390 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,850 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,717 |
| Former Capitals | 0 | - | 4.88 | 71,739 |
| Europe Capital to Country | 0 | - | 4.99 | 252,658 |
| Asia Capital to Country | 0 | - | 4.96 | 127,716 |
| Capital Cities Chain | 0 | - | 4.84 | 83,548 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,341 |
| European Capitals by Map | 0 | - | 4.99 | 142,644 |
| African Capitals by Map | 0 | - | 4.99 | 142,660 |
| Coldest World Capitals | 0 | - | 4.95 | 134,315 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,149 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,164 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,421 |
| European Coastal Capitals | 0 | - | 4.95 | 91,523 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,283 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 273,430 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,795 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,263 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,277 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,755 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 414,461 |
| Countries with the Most Sheep | 0 | - | 4.93 | 103,791 |
| Landforms by Country | 0 | - | 4.52 | 52,033 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,237 |
| Rivers of the United States | 0 | - | 4.93 | 66,806 |
| Boundary Waters | 0 | - | 4.92 | 88,862 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,476 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,870 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 61,083 |
| Unusual U.S. City Names | 0 | - | 4.52 | 28,063 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,601 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,656 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.38 | 54,366 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,822 |
| Ancient City to Country | 0 | - | 4.72 | 108,411 |
| Official Cities in the UK | 0 | - | 4.89 | 286,966 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,210 |
| City-States | 0 | - | 4.53 | 37,443 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,612 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,553 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,860 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,499 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,304 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,362 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,605 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,958 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,297 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 59,252 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,749 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,750 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,383 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,745 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,361 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,820 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,513 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.88 | 127,546 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 82,252 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,828 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,665 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,689 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,570 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 62,084 |
| Flags to Capitals #1 | 0 | - | 4.96 | 59,038 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,893 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.87 | 94,719 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 228,192 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,343 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,836 |
| The Only Country ... | 0 | - | 4.91 | 82,087 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 113,289 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,774 |
| Geological Extremes | 0 | - | 4.34 | 40,127 |
| European Physical Geography | 0 | - | 4.26 | 33,619 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,953 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,989,850 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,530 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 121,005 |
| Cities by Airports | 0 | - | 4.48 | 104,173 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,514 |
| Cities Chain #2 | 0 | - | 4.42 | 56,553 |
| Cities Chain #1 | 0 | - | 4.61 | 66,876 |
| World's Biggest Financial Centers | 0 | - | 4.55 | 74,113 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,149 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,395 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,948 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,329 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 41,219 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,292 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,495 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 33,367 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,823 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,300 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,509 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 134,554 |
| Random World Capitals on a Map | 0 | - | 4.93 | 136,092 |
| Name a Valid European Capital | 0 | - | 4.95 | 154,032 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 81,577 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 90,031 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,709 |
| Capitals Starting With N | 0 | - | 4.80 | 52,018 |
| Capitals Starting With V | 0 | - | 4.80 | 38,735 |
| Capitals Starting With C | 0 | - | 4.78 | 99,195 |
| Landlocked Countries | 0 | - | 4.99 | 427,500 |
| Countries with the Most Wild Elephants | 0 | - | 4.64 | 55,238 |
| Animal Populations of Countries | 0 | - | 4.52 | 44,127 |
| Top 15 Countries with the Most Cows | 0 | - | 4.72 | 107,550 |
| World Geography on a Map #1 | 0 | - | 4.94 | 74,002 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,537 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,204 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,223 |
| Cities with the Same Name | 0 | - | 3.94 | 36,738 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,854 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,454 |
| Musical Acts by City #2 | 0 | - | 4.02 | 11,019 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,688 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 101,016 |
