| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,395 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,900 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.91 | 116,587 |
| African Great Lakes | 0 | - | 4.82 | 67,111 |
| Countries with Wild Tigers | 0 | - | 4.96 | 137,763 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,881 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 87,815 |
| Top 10 European Countries by Coastline | 0 | - | 4.86 | 138,817 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,664 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,747 |
| Countries with the Most Sheep | 0 | - | 4.93 | 103,772 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 33,305 |
| South China Sea Countries | 0 | - | 4.78 | 57,886 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 113,275 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,749 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,940 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,228 |
| Seas of Europe | 0 | - | 4.37 | 84,962 |
| Capitals by River | 0 | - | 4.55 | 48,403 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 66,042 |
| Sea in the Answers | 0 | - | 4.08 | 49,204 |
| Countries with the Most Wild Elephants | 0 | - | 4.64 | 55,224 |
| Animal Populations of Countries | 0 | - | 4.52 | 44,112 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 23,316 |
| Top 15 Countries with the Most Cows | 0 | - | 4.73 | 107,534 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,997 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,451 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,684 |
| Countries with More Cows than People | 0 | - | 4.46 | 61,738 |
| African Physical Geography | 0 | - | 4.51 | 31,833 |
| Asian Physical Geography | 0 | - | 4.61 | 35,642 |
| Rivers of the United States | 0 | - | 4.93 | 66,782 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.19 | 72,654 |
| Top 10 African Countries by Coastline | 0 | - | 4.29 | 48,014 |
| Countries with Wild Lions | 0 | - | 4.77 | 26,620 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 414,397 |
| Landforms by Country | 0 | - | 4.52 | 52,031 |
| Top 10 Countries with the Most Horses | 0 | - | 4.49 | 69,325 |
| Where Do Musk Oxen Live? | 0 | - | 4.63 | 15,360 |
| Countries With No Rivers | 0 | - | 4.96 | 77,254 |
| Top Countries for Shark Attacks | 0 | - | 4.47 | 45,962 |
| Geological Extremes | 0 | - | 4.34 | 40,125 |
| European Physical Geography | 0 | - | 4.26 | 33,616 |
| World's Longest Rivers on a Map | 0 | - | 4.90 | 88,450 |
| Rivers of Europe Quiz | 0 | - | 4.89 | 56,996 |
| National Animals | 0 | - | 4.24 | 90,260 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 116,095 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 75,070 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.36 | 19,831 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.50 | 24,911 |
| Largest Lakes in the United States on a Map | 0 | - | 4.90 | 30,194 |
| American Countries With No Atlantic Coastline | 0 | - | 4.93 | 92,892 |
| Boundary Waters | 0 | - | 4.92 | 88,832 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,465 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,831 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,966,538 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,744 |
| South American Physical Geography | 0 | - | 4.58 | 18,412 |
| World Capitals Quiz | 0 | - | 5.00 | 5,113,513 |
| Landlocked Countries | 0 | - | 4.99 | 427,216 |
| Bay of Bengal Countries With an Empty Map | 0 | - | 4.67 | 75,791 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,812,129 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.88 | 29,460 |
| Countries Closest to the Aegean Sea | 0 | - | 4.75 | 67,075 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.80 | 53,498 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,989 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,511 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,163 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,186 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,585 |
| Movie Cities | 0 | - | 4.33 | 50,996 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,769 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,602,168 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 377,032 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,341 |
| Island Countries | 0 | - | 4.99 | 713,002 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,899 |
| Himalayan Countries | 0 | - | 4.93 | 140,809 |
| Andean Countries | 0 | - | 4.94 | 85,795 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,911 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,479 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,460 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,685 |
| Danube Countries | 0 | - | 4.97 | 72,548 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,796 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,970 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,433 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,910 |
| European Landlocked Countries | 0 | - | 4.99 | 147,736 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,531 |
| Countries with the Most Species | 0 | - | 4.99 | 103,643 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,634 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,812 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,952 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,923 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,678 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,125 |
| Countries in the Alps | 0 | - | 4.87 | 118,968 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,980 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,126 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,053 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,170 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,126 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,389 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,588 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,988 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,512 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,310 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,951 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,829 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,670 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,924 |
| Countries with the Most Grassland | 0 | - | 4.94 | 78,019 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,143 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,730 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 76,417 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,832 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,283 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,487 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,614 |
| Largest Countries By Category | 0 | - | 4.97 | 159,084 |
| Countries by Countries | 0 | - | 4.97 | 63,799 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,396,952 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,436 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,448 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,704 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,226 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,056,123 |
| Northernmost Countries | 0 | - | 4.99 | 364,584 |
| Countries of South America | 0 | - | 5.00 | 934,236 |
| Countries of Oceania | 0 | - | 5.00 | 1,065,449 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,892,901 |
| "Land" Countries | 0 | - | 4.98 | 338,987 |
| Europe Map Quiz | 0 | - | 5.00 | 4,792,822 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 146,575 |
| Western Europe Map Quiz | 0 | - | 4.86 | 94,023 |
| All Country Flags of the World | 0 | - | 5.00 | 3,724,261 |
| Top World Languages | 0 | - | 4.92 | 831,207 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,885 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,656 |
| Longest Rivers in the UK | 0 | - | 4.42 | 13,848 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 210,399 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,653 |
| Longest International Borders | 0 | - | 4.99 | 265,994 |
| Countries with Three Borders | 0 | - | 4.96 | 36,827 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,423 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,566 |
| Demonym of Every Country | 0 | - | 4.90 | 61,633 |
| Analogies of Countries #1 | 0 | - | 4.89 | 68,772 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 105,133 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,455,977 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,964 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,489 |
| Countries with Megacities | 0 | - | 4.99 | 267,827 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,137 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,334 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,466 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,431 |
| Biggest Cities in the World | 0 | - | 4.91 | 806,931 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,501 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,551 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,082 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,346 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,435 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,372 |
| Countries by Capital City | 0 | - | 5.00 | 69,615 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 78,138 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,350 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,402 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,951 |
| Moved Capital Cities | 0 | - | 4.96 | 74,732 |
| Countries by Official Language | 0 | - | 4.95 | 196,212 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,938 |
| Countries in their Native Language | 0 | - | 4.99 | 199,951 |
| Independence from Whom | 0 | - | 4.99 | 213,397 |
| Subdivisions by Country | 0 | - | 4.87 | 50,664 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,659 |
| Megadiverse Countries | 0 | - | 4.96 | 148,968 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 133,133 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,575 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,803 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,257 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,465 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,925 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,273 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,623 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,163 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,286 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,761 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 108,487 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,506 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,216 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,638 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,724 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,974 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,718 |
| World Map Quiz | 0 | - | 4.81 | 65,924 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 159,878 |
| Smallest Countries with at Least One Border | 0 | - | 4.88 | 107,814 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,507 |
