| Countries Farthest From the Sea | 0 | - | 4.98 | 74,172 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 22,720 |
| Countries With No Rivers | 0 | - | 4.96 | 75,973 |
| Name a Valid Country on Each River | 0 | - | 4.96 | 61,163 |
| World's Longest Rivers on a Map | 0 | - | 4.91 | 86,765 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 55,539 |
| Tectonic Plates Map Quiz | 0 | - | 4.99 | 80,331 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 114,618 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 91,829 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 29,648 |
| Natural Features of Countries #1 | 0 | - | 4.86 | 83,330 |
| Countries with Fjords | 0 | - | 4.93 | 100,140 |
| Tectonic Plates on a Map | 0 | - | 4.97 | 35,240 |
| Layers of the Earth and Atmosphere | 0 | - | 4.97 | 50,145 |
| World's Longest Rivers | 0 | - | 4.87 | 120,948 |
| Draw All Country Borders and Borderless Countries | 0 | - | 4.99 | 161,564 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.89 | 28,104 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 115,720 |
| North Sea Countries | 0 | - | 4.92 | 86,558 |
| Black Sea Countries | 0 | - | 4.87 | 60,298 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 64,979 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,071 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 66,925 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 410,989 |
| Seas on the World Map | 0 | - | 4.96 | 133,691 |
| Seas of the World | 0 | - | 5.00 | 154,016 |
| Biggest City by River | 0 | - | 4.41 | 52,681 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,288 |
| Landforms Fill in the Blank | 0 | - | 4.41 | 91,397 |
| Megadiverse Countries | 0 | - | 4.97 | 133,827 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,752 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,319 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 114,625 |
| Seas that Touch the Most Countries | 0 | - | 4.63 | 95,877 |
| Countries With the Most Islands of at Least 10 Km² | 0 | - | 4.88 | 143,574 |
| Geologic Time Scale | 0 | - | 4.46 | 9,904 |
| Biggest Lakes in the World | 0 | - | 4.62 | 88,941 |
| Great Lakes Quiz | 0 | - | 4.78 | 50,067 |
| Famous Rivers | 0 | - | 4.74 | 104,459 |
| City to River #1 | 0 | - | 4.59 | 35,739 |
| Most Populous River Basins | 0 | - | 4.61 | 39,526 |
| Rivers that Flow through the Most Countries | 0 | - | 4.53 | 40,084 |
| Largest City by Island | 0 | - | 4.87 | 70,931 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 572,511 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,709 |
| African Island Countries | 0 | - | 4.96 | 100,641 |
| Islands by Country #1 | 0 | - | 4.87 | 174,388 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.26 | 70,725 |
| Atlantic Ocean General Knowledge | 0 | - | 4.74 | 21,140 |
| Indian Ocean General Knowledge | 0 | - | 4.52 | 22,135 |
| Bodies of Water by Cities | 0 | - | 4.77 | 28,438 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,324 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,251 |
| Capital Cities Nearest to Islands | 0 | - | 4.55 | 13,239 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,639 |
| Richest Island Countries | 0 | - | 4.84 | 99,357 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,001 |
| Landforms by Description Quiz | 0 | - | 4.33 | 25,976 |
| Gulfs and Bays on the World Map | 0 | - | 4.62 | 29,961 |
| Famous Lakes Quiz | 0 | - | 4.52 | 23,903 |
| Rivers on Borders | 0 | - | 4.02 | 22,628 |
| City to River #2 - Difficult | 0 | - | 4.63 | 25,735 |
| Largest Rivers by Discharge | 0 | - | 4.53 | 15,913 |
| South China Sea Countries | 0 | - | 4.78 | 57,466 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,108 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,940 |
| African Great Lakes | 0 | - | 4.82 | 65,013 |
| Countries Closest to Yemen | 0 | - | 4.91 | 22,276 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,341 |
| Boundary Waters | 0 | - | 4.92 | 87,989 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,784 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,165 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,846,946 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,773 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,037 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,098 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,257 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,109 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,444 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,750 |
| Countries Closest to Iceland | 0 | - | 4.89 | 72,735 |
| Countries Closest to Indonesia | 0 | - | 4.96 | 103,875 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,220 |
| Closest Countries to North Korea | 0 | - | 4.94 | 121,721 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,723 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 92,713 |
| Countries Closest to India | 0 | - | 4.96 | 102,135 |
| Countries Closest to Japan | 0 | - | 4.92 | 137,820 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,150 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,475 |
| Rivers by City | 0 | - | 4.38 | 31,620 |
| Seas of Europe | 0 | - | 4.37 | 83,775 |
| World Capitals Closest to London | 0 | - | 4.87 | 109,574 |
| Biggest World Cities within 1,000 Km | 0 | - | 4.53 | 43,152 |
| World Capitals Quiz | 0 | - | 5.00 | 5,025,133 |
| Landlocked Countries | 0 | - | 4.99 | 412,833 |
| Asian Island Nations | 0 | - | 4.63 | 93,691 |
| Islands by Country #2 | 0 | - | 4.80 | 76,934 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,709,266 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 65,675 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,020 |
| Rivers A-Z | 0 | - | 4.35 | 32,668 |
| Sea in the Answers | 0 | - | 4.10 | 48,486 |
| East Asian Islands on the Map | 0 | - | 4.54 | 32,895 |
| Islands A-Z | 0 | - | 4.46 | 116,637 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,102 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 94,894 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,455 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 122,835 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 322,968 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,568,755 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 371,808 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 400,959 |
| Island Countries | 0 | - | 4.99 | 707,207 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,214 |
| Himalayan Countries | 0 | - | 4.95 | 135,033 |
| Andean Countries | 0 | - | 4.94 | 82,652 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,076 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 122,972 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,747 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,453 |
| Danube Countries | 0 | - | 4.97 | 70,989 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,632 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,450 |
| Countries with the Worst Passports | 0 | - | 4.93 | 82,273 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,183 |
| European Landlocked Countries | 0 | - | 4.99 | 145,661 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,037 |
| Countries with the Most Species | 0 | - | 4.99 | 95,181 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,179 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,172 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,331 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,905 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,502 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,861 |
| Countries in the Alps | 0 | - | 4.87 | 116,675 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,460 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,052 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,935 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,316 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,059 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,933 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,459 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,677 |
| Largest Country by Body of Water | 0 | - | 4.95 | 55,140 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 61,963 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,164 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 40,994 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,356 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,667 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,668 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 116,850 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,559 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,196 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,658 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 238,804 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,347 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,529 |
| Largest Countries By Category | 0 | - | 4.97 | 156,597 |
| Countries by Countries | 0 | - | 4.96 | 62,158 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,359,890 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,200 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,929 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,304 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,648 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,038,259 |
| Northernmost Countries | 0 | - | 4.99 | 357,207 |
| Countries of South America | 0 | - | 5.00 | 913,283 |
| Countries of Oceania | 0 | - | 5.00 | 1,038,466 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,844,861 |
| "Land" Countries | 0 | - | 4.98 | 333,401 |
| Countries Closest to Europe | 0 | - | 4.70 | 109,398 |
| Europe Map Quiz | 0 | - | 5.00 | 4,726,907 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 144,622 |
| Western Europe Map Quiz | 0 | - | 4.87 | 93,454 |
| All Country Flags of the World | 0 | - | 5.00 | 3,593,557 |
| Top World Languages | 0 | - | 4.92 | 811,883 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,475 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,211 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 35,875 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 206,121 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,539 |
| Longest International Borders | 0 | - | 4.99 | 263,356 |
| Countries with Three Borders | 0 | - | 4.96 | 36,128 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,550 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,598 |
| Demonym of Every Country | 0 | - | 4.91 | 58,560 |
| Asian Islands | 0 | - | 4.49 | 20,762 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,378 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,122 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,369 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,433,386 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 376,985 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,850 |
| Countries with Megacities | 0 | - | 4.99 | 246,137 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,764 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,726 |
| Most Populous Islands of Europe | 0 | - | 4.56 | 25,698 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,229 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,661 |
