| Capital Cities by Body of Water | 0 | - | 4.85 | 57,725 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,893 |
| Countries with Fjords | 0 | - | 4.94 | 101,032 |
| World Capitals Quiz | 0 | - | 5.00 | 5,082,978 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,590,356 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 116,069 |
| North Sea Countries | 0 | - | 4.92 | 87,479 |
| Black Sea Countries | 0 | - | 4.87 | 60,648 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,447 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,546 |
| Countries With No Rivers | 0 | - | 4.96 | 76,903 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,274 |
| Name a Valid Country on Each River | 0 | - | 4.95 | 62,269 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,448 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,519 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,536 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,664 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,470 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,284 |
| Countries by Capital City | 0 | - | 5.00 | 68,607 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,358 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,797 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,390 |
| Moved Capital Cities | 0 | - | 4.96 | 74,330 |
| Megadiverse Countries | 0 | - | 4.96 | 135,006 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,599 |
| World Capitals by Proximity | 0 | - | 4.91 | 332,067 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,640 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,798 |
| African Great Lakes | 0 | - | 4.82 | 66,487 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,560 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,539 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,529 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,047 |
| North American Sports Cities | 0 | - | 4.83 | 172,625 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,385 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,531 |
| Name a City - European Countries | 0 | - | 4.90 | 65,592 |
| Cities by Former Name | 0 | - | 4.83 | 91,705 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,474 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,747 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,383 |
| World Capitals by Map | 0 | - | 5.00 | 287,366 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,453 |
| Capitals by River | 0 | - | 4.55 | 48,341 |
| Capitals Starting With H | 0 | - | 4.91 | 92,709 |
| Capitals Starting With K | 0 | - | 4.88 | 83,756 |
| Capitals Starting With L | 0 | - | 4.81 | 88,237 |
| Capitals Starting With M | 0 | - | 4.93 | 108,041 |
| Capitals Starting With P | 0 | - | 4.88 | 78,334 |
| Capitals Starting With R | 0 | - | 4.87 | 81,968 |
| Capitals Starting With S | 0 | - | 4.90 | 85,941 |
| Capitals Starting With T | 0 | - | 4.84 | 76,295 |
| Capitals Starting With W | 0 | - | 4.86 | 91,389 |
| Capitals Starting With A | 0 | - | 4.97 | 128,270 |
| Capitals Starting With B | 0 | - | 4.89 | 118,689 |
| Capitals Starting With D | 0 | - | 4.93 | 96,611 |
| Countries with Wild Tigers | 0 | - | 4.96 | 136,958 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,282 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 87,290 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,469 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 23,138 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,611 |
| Biggest City by River | 0 | - | 4.38 | 52,883 |
| Africa Capitals Quiz | 0 | - | 4.99 | 739,545 |
| Asia Capitals Quiz | 0 | - | 4.98 | 694,546 |
| Random Capital to Country | 0 | - | 4.99 | 2,594,360 |
| Random Country to Capital | 0 | - | 4.98 | 922,608 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,260 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,478 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,943 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,171 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,397 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 29,033 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.91 | 115,950 |
| African Physical Geography | 0 | - | 4.51 | 31,739 |
| Asian Physical Geography | 0 | - | 4.61 | 35,560 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,815 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,227 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,617 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 110,933 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,168 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,469 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,363 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 131,074 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,924 |
| Former Capitals | 0 | - | 4.88 | 71,514 |
| Europe Capital to Country | 0 | - | 4.99 | 250,818 |
| Asia Capital to Country | 0 | - | 4.96 | 126,849 |
| Capital Cities Chain | 0 | - | 4.83 | 82,929 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,172 |
| European Capitals by Map | 0 | - | 4.99 | 139,894 |
| African Capitals by Map | 0 | - | 4.99 | 134,126 |
| Coldest World Capitals | 0 | - | 4.95 | 133,649 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,610 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,278 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,611 |
| European Coastal Capitals | 0 | - | 4.95 | 90,789 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,661 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 270,761 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,496 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,910 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,752 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,100 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 413,355 |
| Countries with the Most Sheep | 0 | - | 4.92 | 103,375 |
| Landforms by Country | 0 | - | 4.52 | 51,980 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,116 |
| Rivers of the United States | 0 | - | 4.93 | 66,316 |
| Boundary Waters | 0 | - | 4.92 | 88,567 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,247 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,261 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,597 |
| Unusual U.S. City Names | 0 | - | 4.52 | 27,863 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,545 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,543 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.38 | 47,612 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,120 |
| Ancient City to Country | 0 | - | 4.70 | 108,131 |
| Official Cities in the UK | 0 | - | 4.89 | 284,441 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,162 |
| City-States | 0 | - | 4.53 | 37,304 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,580 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 54,203 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,714 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,948 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,206 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,146 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,561 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,602 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,250 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,973 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,409 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,516 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,689 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,198 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,504 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,328 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,009 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,649 |
| Top Five Capitals By Category #1 | 0 | - | 4.74 | 81,233 |
| Top Five Capitals By Category #2 | 0 | - | 4.78 | 67,200 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 81,208 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,278 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,241 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,540 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,582 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,508 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,229 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 226,890 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,223 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,394 |
| The Only Country ... | 0 | - | 4.91 | 81,374 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 112,647 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,235 |
| Geological Extremes | 0 | - | 4.34 | 40,058 |
| European Physical Geography | 0 | - | 4.26 | 33,539 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,793 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,579,225 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,302 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,414 |
| Cities by Airports | 0 | - | 4.49 | 90,244 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 67,127 |
| Cities Chain #2 | 0 | - | 4.42 | 56,425 |
| Cities Chain #1 | 0 | - | 4.61 | 66,677 |
| World's Biggest Financial Centers | 0 | - | 4.56 | 72,728 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,361 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.42 | 35,241 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,171 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,177 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,680 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,182 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,997 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,232 |
| Nearest Capital City #2 | 0 | - | 4.57 | 39,184 |
| World Capitals with the Most International Tourists | 0 | - | 4.51 | 53,374 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,369 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,859 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,675 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,733 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,492 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,282 |
| Capitals Starting With N | 0 | - | 4.80 | 51,317 |
| Capitals Starting With V | 0 | - | 4.79 | 38,284 |
| Capitals Starting With C | 0 | - | 4.78 | 98,169 |
| Landlocked Countries | 0 | - | 4.99 | 421,925 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 55,029 |
| Animal Populations of Countries | 0 | - | 4.52 | 43,931 |
| Top 15 Countries with the Most Cows | 0 | - | 4.74 | 107,283 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,703 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,014 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,408 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,415 |
| Cities with the Same Name | 0 | - | 3.94 | 36,694 |
| U.S. Cities with the Highest Elevation | 0 | - | 4.26 | 27,816 |
| Musical Acts by City #1 | 0 | - | 4.05 | 31,407 |
| Musical Acts by City #2 | 0 | - | 4.02 | 10,991 |
| Nearest Major City #1 | 0 | - | 4.49 | 23,637 |
| 25 Most Photographed Cities in Europe | 0 | - | 4.36 | 100,667 |
| Closest City Pairs #2 | 0 | - | 4.54 | 29,498 |
