| Countries Farthest From the Sea | 0 | - | 4.98 | 74,209 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 22,741 |
| Countries With No Rivers | 0 | - | 4.96 | 76,012 |
| Name a Valid Country on Each River | 0 | - | 4.96 | 61,217 |
| Countries with the Longest Coastlines | 0 | - | 4.81 | 411,115 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 86,834 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 55,581 |
| Tectonic Plates Map Quiz | 0 | - | 4.99 | 80,433 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 114,674 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 91,874 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,675 |
| Natural Features of Countries #1 | 0 | - | 4.86 | 83,362 |
| Countries with Fjords | 0 | - | 4.93 | 100,181 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,267 |
| Layers of the Earth and Atmosphere | 0 | - | 4.97 | 50,167 |
| World's Longest Rivers | 0 | - | 4.87 | 121,025 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 161,730 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,168 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 115,734 |
| North Sea Countries | 0 | - | 4.92 | 86,588 |
| Black Sea Countries | 0 | - | 4.87 | 60,330 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,012 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,094 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 66,945 |
| Seas on the World Map | 0 | - | 4.96 | 133,785 |
| Seas of the World | 0 | - | 5.00 | 154,267 |
| Biggest City by River | 0 | - | 4.41 | 52,691 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,307 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,424 |
| Megadiverse Countries | 0 | - | 4.97 | 133,867 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,777 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,330 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 114,718 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 95,912 |
| Countries With the Most Islands of at Least 10 Km² | 0 | - | 4.88 | 143,627 |
| Geologic Time Scale | 0 | - | 4.46 | 9,916 |
| Biggest Lakes in the World | 0 | - | 4.62 | 88,981 |
| Great Lakes Quiz | 0 | - | 4.78 | 50,100 |
| Famous Rivers | 0 | - | 4.74 | 104,496 |
| City to River #1 | 0 | - | 4.59 | 35,743 |
| Most Populous River Basins | 0 | - | 4.61 | 39,541 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,109 |
| Largest City by Island | 0 | - | 4.87 | 71,008 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 573,032 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,768 |
| African Island Countries | 0 | - | 4.96 | 100,742 |
| Islands by Country #1 | 0 | - | 4.87 | 174,450 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,730 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,151 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,143 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,449 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,375 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,279 |
| Capital Cities Nearest to Islands | 0 | - | 4.55 | 13,246 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,680 |
| Richest Island Countries | 0 | - | 4.84 | 99,476 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,067 |
| Landforms by Description Quiz | 0 | - | 4.33 | 25,978 |
| Gulfs and Bays on the World Map | 0 | - | 4.62 | 29,987 |
| Famous Lakes Quiz | 0 | - | 4.52 | 23,909 |
| Rivers by City | 0 | - | 4.38 | 31,631 |
| Rivers on Borders | 0 | - | 4.02 | 22,636 |
| City to River #2 - Difficult | 0 | - | 4.63 | 25,773 |
| Largest Rivers by Discharge | 0 | - | 4.53 | 15,919 |
| South China Sea Countries | 0 | - | 4.78 | 57,484 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,169 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,964 |
| African Great Lakes | 0 | - | 4.82 | 65,101 |
| Countries Closest to Yemen | 0 | - | 4.91 | 22,296 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,355 |
| 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 | 95,240 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,894,071 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,821 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,062 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,135 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,366 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,229 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,483 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,782 |
| Countries Closest to Iceland | 0 | - | 4.89 | 72,816 |
| Countries Closest to Indonesia | 0 | - | 4.96 | 103,918 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,317 |
| Closest Countries to North Korea | 0 | - | 4.94 | 121,771 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,740 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 92,764 |
| Countries Closest to India | 0 | - | 4.97 | 102,189 |
| Countries Closest to Japan | 0 | - | 4.92 | 137,883 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,256 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,514 |
| Seas of Europe | 0 | - | 4.37 | 83,813 |
| World Capitals Closest to London | 0 | - | 4.87 | 109,685 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.53 | 43,173 |
| World Capitals Quiz | 0 | - | 5.00 | 5,029,423 |
| Landlocked Countries | 0 | - | 4.99 | 413,309 |
| Asian Island Nations | 0 | - | 4.63 | 93,733 |
| Islands by Country #2 | 0 | - | 4.80 | 76,971 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,713,929 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 65,723 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,068 |
| Rivers A-Z | 0 | - | 4.35 | 32,677 |
| Sea in the Answers | 0 | - | 4.10 | 48,540 |
| East Asian Islands on the Map | 0 | - | 4.54 | 32,911 |
| Islands A-Z | 0 | - | 4.46 | 116,716 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,139 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 94,963 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,553 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,906 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,484 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,570,321 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,018 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,617 |
| Island Countries | 0 | - | 4.99 | 707,488 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,446 |
| Himalayan Countries | 0 | - | 4.95 | 135,232 |
| Andean Countries | 0 | - | 4.94 | 82,765 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,177 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,115 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,846 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,550 |
| Danube Countries | 0 | - | 4.97 | 71,047 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,715 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,504 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,402 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,328 |
| European Landlocked Countries | 0 | - | 4.99 | 145,718 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,149 |
| Countries with the Most Species | 0 | - | 4.99 | 95,228 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,290 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,192 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,357 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,941 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,549 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,921 |
| Countries in the Alps | 0 | - | 4.87 | 116,772 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,527 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,189 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,986 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,391 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,117 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,972 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,533 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,726 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,115 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,022 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,183 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,024 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,420 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,714 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,723 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,002 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,612 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,239 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,736 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,100 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,541 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,576 |
| Largest Countries By Category | 0 | - | 4.97 | 156,703 |
| Countries by Countries | 0 | - | 4.96 | 62,228 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,361,471 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,329 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,952 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,318 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,723 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,039,063 |
| Northernmost Countries | 0 | - | 4.99 | 357,550 |
| Countries of South America | 0 | - | 5.00 | 914,173 |
| Countries of Oceania | 0 | - | 5.00 | 1,039,763 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,847,165 |
| "Land" Countries | 0 | - | 4.98 | 333,558 |
| Countries Closest to Europe | 0 | - | 4.70 | 109,440 |
| Europe Map Quiz | 0 | - | 5.00 | 4,729,907 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 144,678 |
| Western Europe Map Quiz | 0 | - | 4.87 | 93,474 |
| All Country Flags of the World | 0 | - | 5.00 | 3,599,300 |
| Top World Languages | 0 | - | 4.92 | 812,721 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,525 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,224 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 35,889 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 206,321 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,594 |
| Longest International Borders | 0 | - | 4.99 | 263,491 |
| Countries with Three Borders | 0 | - | 4.96 | 36,166 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,585 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,643 |
| Demonym of Every Country | 0 | - | 4.91 | 58,616 |
| Asian Islands | 0 | - | 4.49 | 20,763 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,434 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,154 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,449 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,493 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,481 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,000 |
| Countries with Megacities | 0 | - | 4.99 | 246,524 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,919 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,799 |
| Most Populous Islands of Europe | 0 | - | 4.56 | 25,717 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,370 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,759 |
