| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,018 |
| Every European Country Shape | 0 | - | 4.96 | 200,398 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,798 |
| Every African Country Shape | 0 | - | 4.90 | 86,271 |
| Countries that Start with C - Shape Quiz | 0 | - | 4.89 | 98,820 |
| Countries that Start with I - Shape Quiz | 0 | - | 4.86 | 113,541 |
| Countries that Start with A - Shape Quiz | 0 | - | 4.92 | 33,873 |
| Countries that Start with N - Shape Quiz | 0 | - | 4.94 | 82,345 |
| Random Asian Countries on a Map | 0 | - | 4.90 | 168,966 |
| Random African Countries on a Map | 0 | - | 4.99 | 293,881 |
| Random American Countries on a Map | 0 | - | 4.96 | 98,754 |
| Random European Countries on a Map | 0 | - | 4.97 | 282,196 |
| Countries in an Egg of the World Map | 0 | - | 4.91 | 63,915 |
| Countries that Start with B - Shape Quiz | 0 | - | 4.90 | 26,622 |
| Random Sequential African Countries on a Map | 0 | - | 5.00 | 126,858 |
| Random Sequential Asian Countries on a Map | 0 | - | 4.99 | 118,362 |
| Random Sequential European Countries on a Map | 0 | - | 4.99 | 216,275 |
| Africa Flags Map Quiz | 0 | - | 4.94 | 36,006 |
| Shapes of Mediterranean Sea Countries | 0 | - | 4.80 | 55,645 |
| South America Flags Map Quiz | 0 | - | 4.95 | 86,817 |
| Country Flag-Shape Picture Quiz #1 | 0 | - | 4.94 | 94,199 |
| Country Flag-Shape Picture Quiz #2 | 0 | - | 4.89 | 72,359 |
| Country Flag-Shape Picture Quiz #4 | 0 | - | 4.96 | 71,337 |
| Country Flag-Shape Picture Quiz #6 | 0 | - | 4.98 | 69,275 |
| Country Flag-Shape Picture Quiz #5 | 0 | - | 4.97 | 61,399 |
| Country Flag-Shape Picture Quiz #7 | 0 | - | 4.96 | 58,499 |
| Europe Flags Map Quiz | 0 | - | 4.97 | 156,867 |
| Fill the World Map by Country Flags | 0 | - | 4.99 | 83,043 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,992,269 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,419 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,433 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,371 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,725 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.92 | 66,648 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,909 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,332 |
| World Map without 12 Countries | 0 | - | 4.97 | 342,652 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,792 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 904,629 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 415,123 |
| Every Country Shape | 0 | - | 5.00 | 459,813 |
| Landlocked Countries | 0 | - | 4.99 | 414,481 |
| Eastern Africa Map Quiz | 0 | - | 4.98 | 78,295 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,723,970 |
| Europe Map with Random Merged Countries | 0 | - | 4.97 | 316,026 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,698 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 171,538 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 137,190 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 294,697 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 224,464 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 162,897 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 34,720 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,455 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 110,762 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,380 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,404 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,110 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,651 |
| Countries that Start with P - Shape Quiz | 0 | - | 4.80 | 81,850 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,133 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,719 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 325,041 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,444 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 402,268 |
| Island Countries | 0 | - | 4.99 | 707,961 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,953 |
| Himalayan Countries | 0 | - | 4.95 | 135,663 |
| Andean Countries | 0 | - | 4.94 | 83,009 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,362 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,415 |
| Coffee Producing Countries | 0 | - | 4.81 | 66,056 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,726 |
| Danube Countries | 0 | - | 4.97 | 71,165 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 115,886 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,628 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,679 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,582 |
| European Landlocked Countries | 0 | - | 4.99 | 145,871 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,349 |
| Countries with the Most Species | 0 | - | 4.99 | 95,296 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,504 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,231 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,402 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,009 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,649 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,018 |
| Countries in the Alps | 0 | - | 4.86 | 116,963 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,669 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,432 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,094 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,503 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,283 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,079 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,682 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,830 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,575 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,137 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,229 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,095 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,521 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,821 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,825 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,263 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,726 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,304 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,918 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,784 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,963 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,679 |
| Largest Countries By Category | 0 | - | 4.97 | 156,897 |
| Countries by Countries | 0 | - | 4.96 | 62,349 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,364,823 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,535 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,996 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,355 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,848 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,040,658 |
| Northernmost Countries | 0 | - | 4.99 | 358,208 |
| Countries of South America | 0 | - | 5.00 | 916,272 |
| Countries of Oceania | 0 | - | 5.00 | 1,042,442 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,851,462 |
| "Land" Countries | 0 | - | 4.98 | 333,894 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,102 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 79,731 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,425 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 75,703 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 153,664 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 72,900 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,672 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.99 | 28,537 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,239,674 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,436,553 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,020 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,670 |
| Countries with Megacities | 0 | - | 4.99 | 247,660 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,519 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,221 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,910 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,153 |
| Countries by Official Language | 0 | - | 4.95 | 192,957 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,394 |
| Countries in their Native Language | 0 | - | 4.99 | 196,813 |
| Independence from Whom | 0 | - | 4.99 | 209,927 |
| Subdivisions by Country | 0 | - | 4.86 | 50,109 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,913 |
| Megadiverse Countries | 0 | - | 4.97 | 133,967 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,979 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,961 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 125,474 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,882 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,776 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,063 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,200 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,223 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,255 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,765 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 100,931 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,754 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,459 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,561 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,544 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,737 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,069 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 108,846 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,333 |
| World Map Quiz | 0 | - | 4.81 | 63,663 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 153,180 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 125,683 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,423 |
| Countries by Founding Story | 0 | - | 4.95 | 76,626 |
| Countries by Road Signs | 0 | - | 4.98 | 53,202 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 85,841 |
| One Border Countries - Shape Quiz | 0 | - | 4.83 | 64,554 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,083 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 59,876 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.86 | 41,708 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,578 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,364 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,097 |
| Countries With the Most Languages | 0 | - | 4.90 | 200,053 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,005 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,195 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,395 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,014 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,446 |
| Widest Countries East to West | 0 | - | 4.92 | 128,947 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,256 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,352 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,609 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,771 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,713 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,143 |
| Countries by Contribution to UN Budget | 0 | - | 4.89 | 73,551 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,621 |
| Countries with Double Letters | 0 | - | 4.96 | 93,561 |
| Countries that End in N | 0 | - | 4.94 | 157,040 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 258,874 |
| Countries with Six Letters | 0 | - | 4.93 | 210,545 |
| Countries with W | 0 | - | 4.97 | 158,345 |
| Countries with Z | 0 | - | 4.98 | 288,071 |
