| Capital Cities by Body of Water | 0 | - | 4.85 | 57,282 |
| Countries With No Rivers | 0 | - | 4.96 | 76,013 |
| Name a Valid Country on Each River | 0 | - | 4.96 | 61,219 |
| Biggest City by River | 0 | - | 4.41 | 52,691 |
| Countries with the Longest Coastlines | 0 | - | 4.81 | 411,120 |
| Capitals by River | 0 | - | 4.55 | 48,228 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 114,675 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,211 |
| African Great Lakes | 0 | - | 4.82 | 65,104 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 91,877 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,308 |
| Natural Features of Countries #1 | 0 | - | 4.86 | 83,364 |
| Countries with Fjords | 0 | - | 4.93 | 100,182 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,064 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,775 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 22,742 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 114,719 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,792 |
| World Capitals Quiz | 0 | - | 5.00 | 5,029,583 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,171 |
| Rivers of the United States | 0 | - | 4.93 | 65,485 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 115,734 |
| North Sea Countries | 0 | - | 4.92 | 86,589 |
| Black Sea Countries | 0 | - | 4.87 | 60,331 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,013 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,096 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 66,948 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,731 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,570,360 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 35,890 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,703 |
| Northernmost Capital Cities | 0 | - | 4.98 | 108,890 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,620 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,574 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,561 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,355 |
| Countries by Capital City | 0 | - | 5.00 | 66,574 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,292 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,872 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,252 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,393 |
| Moved Capital Cities | 0 | - | 4.96 | 73,560 |
| Megadiverse Countries | 0 | - | 4.97 | 133,867 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,331 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,443 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,084 |
| North American Sports Cities | 0 | - | 4.83 | 170,857 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,906 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,697 |
| Name a City - European Countries | 0 | - | 4.92 | 64,344 |
| Cities by Former Name | 0 | - | 4.84 | 90,938 |
| Africa Capitals Quiz | 0 | - | 4.99 | 729,940 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,565 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,673 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,223 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 67,881 |
| World Capitals by Map | 0 | - | 5.00 | 283,089 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,640 |
| Random Capital to Country | 0 | - | 4.99 | 2,577,491 |
| Random Country to Capital | 0 | - | 4.98 | 911,312 |
| Capitals Starting With H | 0 | - | 4.90 | 90,665 |
| Capitals Starting With K | 0 | - | 4.85 | 75,652 |
| Capitals Starting With L | 0 | - | 4.81 | 86,796 |
| Capitals Starting With M | 0 | - | 4.93 | 106,004 |
| Capitals Starting With P | 0 | - | 4.88 | 77,155 |
| Capitals Starting With R | 0 | - | 4.87 | 80,944 |
| Capitals Starting With S | 0 | - | 4.89 | 84,776 |
| Capitals Starting With T | 0 | - | 4.84 | 75,264 |
| Capitals Starting With W | 0 | - | 4.89 | 90,584 |
| Capitals Starting With A | 0 | - | 4.97 | 126,499 |
| Capitals Starting With B | 0 | - | 4.89 | 117,245 |
| Capitals Starting With D | 0 | - | 4.93 | 95,344 |
| Countries with Wild Tigers | 0 | - | 4.96 | 135,581 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,295 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.88 | 86,403 |
| Asian Physical Geography | 0 | - | 4.61 | 35,368 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,298 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,317 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,157 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,052 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,754 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,638 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,309 |
| Former Capitals | 0 | - | 4.88 | 71,129 |
| Europe Capital to Country | 0 | - | 4.99 | 247,458 |
| Asia Capital to Country | 0 | - | 4.96 | 125,709 |
| Capital Cities Chain | 0 | - | 4.84 | 81,889 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,399 |
| European Capitals by Map | 0 | - | 4.99 | 136,154 |
| African Capitals by Map | 0 | - | 4.99 | 132,113 |
| Coldest World Capitals | 0 | - | 4.95 | 133,028 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,080 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,146 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,577 |
| European Coastal Capitals | 0 | - | 4.95 | 89,713 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,170 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,637 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,687 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,407 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,765 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 89,956 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,372 |
| Seas of Europe | 0 | - | 4.37 | 83,816 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,140 |
| Southernmost Major Cities | 0 | - | 4.44 | 51,082 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,567 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,017 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,114 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,085 |
| Landforms by Country | 0 | - | 4.52 | 51,914 |
| Rivers A-Z | 0 | - | 4.35 | 32,678 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.80 | 52,967 |
| Sea in the Answers | 0 | - | 4.10 | 48,543 |
| Official Cities in the UK | 0 | - | 4.89 | 280,415 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,080 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,090 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,759 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,631 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,380 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,080 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,139 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 125,354 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,680 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,685 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,414 |
| Flags to Capitals #1 | 0 | - | 4.96 | 57,853 |
| Flags to Capitals #2 | 0 | - | 4.95 | 43,898 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,449 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,244 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,022 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,744 |
| The Only Country ... | 0 | - | 4.91 | 79,822 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 111,457 |
| Countries with the Most Wolves | 0 | - | 4.92 | 107,002 |
| Geological Extremes | 0 | - | 4.34 | 39,930 |
| African Physical Geography | 0 | - | 4.51 | 31,566 |
| European Physical Geography | 0 | - | 4.26 | 33,373 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 86,837 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 55,582 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,467 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 219,983 |
| Ancient City to Country | 0 | - | 4.70 | 107,593 |
| City-States | 0 | - | 4.53 | 37,089 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 53,773 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,158 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,475 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,837 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,297 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,037 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,711 |
| City Where It Happened #2 | 0 | - | 4.42 | 52,956 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,376 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,463 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,153 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,672 |
| Top Five Capitals By Category #1 | 0 | - | 4.72 | 78,285 |
| Top Five Capitals By Category #2 | 0 | - | 4.64 | 57,612 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,558 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,470 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,134 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,784 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,494 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,629 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,647 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,676 |
| Boundary Waters | 0 | - | 4.92 | 88,025 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,798 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,241 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,813 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,564 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,408 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,324 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 98,960 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.35 | 44,531 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,185 |
| Cities by Airports | 0 | - | 4.49 | 87,778 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,091 |
| Largest World Cities With Five Letters | 0 | - | 4.52 | 66,410 |
| Cities Chain #2 | 0 | - | 4.42 | 56,163 |
| Cities Chain #1 | 0 | - | 4.61 | 66,336 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,550 |
| World's Biggest Financial Centers | 0 | - | 4.50 | 51,868 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,677,193 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,871 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,004 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,044 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 122,934 |
| Name Any Valid U.S. City | 0 | - | 4.51 | 40,110 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,010 |
| Nearest Capital City #2 | 0 | - | 4.56 | 39,009 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,411 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,790 |
| World Capitals with the Most International Tourists | 0 | - | 4.49 | 53,222 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,179 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,995 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,246 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,606 |
| Random European Capitals on a Map | 0 | - | 4.97 | 133,797 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 74,887 |
| Name a World Capital A-Z | 0 | - | 5.00 | 174,918 |
