| Capital Cities by Body of Water | 0 | - | 4.85 | 57,306 |
| Countries With No Rivers | 0 | - | 4.96 | 76,049 |
| Name a Valid Country on Each River | 0 | - | 4.96 | 61,269 |
| Biggest City by River | 0 | - | 4.41 | 52,702 |
| Countries with the Longest Coastlines | 0 | - | 4.81 | 411,267 |
| Capitals by River | 0 | - | 4.55 | 48,241 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 114,738 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,250 |
| African Great Lakes | 0 | - | 4.82 | 65,227 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 91,946 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,326 |
| Natural Features of Countries #1 | 0 | - | 4.86 | 83,385 |
| Countries with Fjords | 0 | - | 4.93 | 100,230 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,088 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,864 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 22,775 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 114,804 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,820 |
| World Capitals Quiz | 0 | - | 5.00 | 5,033,468 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,226 |
| Rivers of the United States | 0 | - | 4.93 | 65,556 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 115,747 |
| North Sea Countries | 0 | - | 4.92 | 86,618 |
| Black Sea Countries | 0 | - | 4.87 | 60,347 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,025 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,124 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 66,963 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,737 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,571,757 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 35,914 |
| Global Cities on a World Map | 0 | - | 4.93 | 134,835 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,009 |
| Most Remote Capital Cities | 0 | - | 4.92 | 52,686 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 44,632 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 107,691 |
| Same Letter Country and Capital | 0 | - | 4.99 | 155,509 |
| Countries by Capital City | 0 | - | 5.00 | 66,726 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,372 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 113,938 |
| World Capitals by Proximity | 0 | - | 4.91 | 328,568 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,436 |
| Moved Capital Cities | 0 | - | 4.96 | 73,619 |
| Megadiverse Countries | 0 | - | 4.97 | 133,927 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,339 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,466 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,145 |
| North American Sports Cities | 0 | - | 4.83 | 170,958 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,929 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 101,772 |
| Name a City - European Countries | 0 | - | 4.92 | 64,473 |
| Cities by Former Name | 0 | - | 4.84 | 91,007 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,569 |
| Asia Capitals Quiz | 0 | - | 4.98 | 686,243 |
| Capitals in their Native Languages | 0 | - | 4.95 | 132,702 |
| Nearest Capital City #1 | 0 | - | 4.84 | 57,260 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,006 |
| World Capitals by Map | 0 | - | 5.00 | 283,330 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 57,699 |
| Random Capital to Country | 0 | - | 4.99 | 2,578,639 |
| Random Country to Capital | 0 | - | 4.98 | 912,020 |
| Capitals Starting With H | 0 | - | 4.90 | 91,190 |
| Capitals Starting With K | 0 | - | 4.85 | 75,724 |
| Capitals Starting With L | 0 | - | 4.81 | 86,885 |
| Capitals Starting With M | 0 | - | 4.93 | 106,143 |
| Capitals Starting With P | 0 | - | 4.88 | 77,237 |
| Capitals Starting With R | 0 | - | 4.87 | 81,013 |
| Capitals Starting With S | 0 | - | 4.89 | 84,849 |
| Capitals Starting With T | 0 | - | 4.84 | 75,334 |
| Capitals Starting With W | 0 | - | 4.89 | 90,647 |
| Capitals Starting With A | 0 | - | 4.97 | 126,596 |
| Capitals Starting With B | 0 | - | 4.89 | 117,344 |
| Capitals Starting With D | 0 | - | 4.93 | 95,435 |
| Countries with Wild Tigers | 0 | - | 4.96 | 135,634 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,329 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.88 | 86,438 |
| Asian Physical Geography | 0 | - | 4.61 | 35,376 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,328 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,399 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,241 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,216 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,904 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 129,737 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,368 |
| Former Capitals | 0 | - | 4.88 | 71,153 |
| Europe Capital to Country | 0 | - | 4.99 | 248,030 |
| Asia Capital to Country | 0 | - | 4.96 | 125,799 |
| Capital Cities Chain | 0 | - | 4.84 | 81,952 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,549 |
| European Capitals by Map | 0 | - | 4.99 | 136,450 |
| African Capitals by Map | 0 | - | 4.99 | 132,242 |
| Coldest World Capitals | 0 | - | 4.95 | 133,066 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,230 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,262 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,673 |
| European Coastal Capitals | 0 | - | 4.95 | 89,826 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,207 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,943 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,945 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,440 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 76,829 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,025 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,433 |
| Seas of Europe | 0 | - | 4.37 | 83,830 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,148 |
| Southernmost Major Cities | 0 | - | 4.44 | 51,121 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.47 | 72,598 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,033 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,275 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,472 |
| Landforms by Country | 0 | - | 4.52 | 51,919 |
| Rivers A-Z | 0 | - | 4.35 | 32,688 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.80 | 52,996 |
| Sea in the Answers | 0 | - | 4.10 | 48,578 |
| Official Cities in the UK | 0 | - | 4.89 | 280,726 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,123 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 25,834 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,126 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,997 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,700 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,452 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,174 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,215 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.89 | 125,449 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,746 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 94,736 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,517 |
| Flags to Capitals #1 | 0 | - | 4.96 | 57,914 |
| Flags to Capitals #2 | 0 | - | 4.95 | 43,950 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 93,499 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,335 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,040 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,804 |
| The Only Country ... | 0 | - | 4.91 | 79,946 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 111,517 |
| Countries with the Most Wolves | 0 | - | 4.92 | 107,056 |
| Geological Extremes | 0 | - | 4.34 | 39,942 |
| African Physical Geography | 0 | - | 4.51 | 31,573 |
| European Physical Geography | 0 | - | 4.26 | 33,379 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 86,882 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 55,633 |
| Capitals of the Stans | 0 | - | 4.95 | 26,442 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,480 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 220,038 |
| Ancient City to Country | 0 | - | 4.70 | 107,635 |
| City-States | 0 | - | 4.53 | 37,110 |
| Cities with the Most International Tourists | 0 | - | 4.45 | 53,804 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,271 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,491 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,069 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,453 |
| City to Country - Tile Select #1 | 0 | - | 4.70 | 37,053 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,809 |
| City Where It Happened #2 | 0 | - | 4.42 | 52,974 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,429 |
| Capital Cities with the Highest Elevation | 0 | - | 4.42 | 54,469 |
| Capital Names Created by Only 4 Letters | 0 | - | 4.46 | 57,158 |
| Capitals Based on Last Two Letters | 0 | - | 4.48 | 58,693 |
| Top Five Capitals By Category #1 | 0 | - | 4.73 | 78,443 |
| Top Five Capitals By Category #2 | 0 | - | 4.64 | 57,702 |
| Most Expensive Capital Cities | 0 | - | 4.55 | 80,611 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,576 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,332 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,983 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,565 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,692 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,698 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,695 |
| Boundary Waters | 0 | - | 4.92 | 88,064 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,829 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,324 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,348 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,863 |
| Unusual U.S. City Names | 0 | - | 4.51 | 27,589 |
| Northernmost Major Cities | 0 | - | 4.08 | 56,417 |
| Biggest Cities Named for Saints | 0 | - | 4.36 | 95,341 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 98,991 |
| Biggest U.S. Cities with 4 or 5 Letters | 0 | - | 4.35 | 44,546 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,287 |
| Cities by Airports | 0 | - | 4.49 | 88,244 |
| Most Appealing Cities for Working Abroad | 0 | - | 4.38 | 36,094 |
| Largest World Cities With Five Letters | 0 | - | 4.52 | 66,442 |
| Cities Chain #2 | 0 | - | 4.42 | 56,173 |
| Cities Chain #1 | 0 | - | 4.61 | 66,356 |
| Cities by Latitude Longitude Coordinates | 0 | - | 4.45 | 8,553 |
| World's Biggest Financial Centers | 0 | - | 4.51 | 52,676 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,678,213 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 105,027 |
| Most-Searched Cities on Wikipedia | 0 | - | 4.41 | 35,021 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,116 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 123,026 |
| Name Any Valid U.S. City | 0 | - | 4.51 | 40,171 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,023 |
| Cities By Wikipedia Word Clouds A-Z | 0 | - | 4.78 | 32,827 |
| Nearest Capital City #2 | 0 | - | 4.56 | 39,021 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,513 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,807 |
| World Capitals with the Most International Tourists | 0 | - | 4.49 | 53,227 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,215 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,117 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,298 |
