| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,190 |
| Every European Country Shape | 0 | - | 4.96 | 200,882 |
| Every Asian Country Shape | 0 | - | 4.95 | 87,034 |
| Every African Country Shape | 0 | - | 4.90 | 86,676 |
| Countries that Start with C - Shape Quiz | 0 | - | 4.89 | 99,029 |
| Countries that Start with I - Shape Quiz | 0 | - | 4.86 | 113,804 |
| Countries that Start with A - Shape Quiz | 0 | - | 4.92 | 34,127 |
| Countries that Start with N - Shape Quiz | 0 | - | 4.94 | 82,565 |
| Random Asian Countries on a Map | 0 | - | 4.90 | 169,404 |
| Random African Countries on a Map | 0 | - | 4.99 | 294,781 |
| Random American Countries on a Map | 0 | - | 4.96 | 99,061 |
| Random European Countries on a Map | 0 | - | 4.97 | 282,723 |
| Countries in an Egg of the World Map | 0 | - | 4.91 | 64,128 |
| Countries that Start with B - Shape Quiz | 0 | - | 4.91 | 26,902 |
| Random Sequential African Countries on a Map | 0 | - | 5.00 | 127,166 |
| Random Sequential Asian Countries on a Map | 0 | - | 4.99 | 118,653 |
| Random Sequential European Countries on a Map | 0 | - | 4.99 | 216,691 |
| Africa Flags Map Quiz | 0 | - | 4.95 | 36,192 |
| Shapes of Mediterranean Sea Countries | 0 | - | 4.80 | 55,721 |
| South America Flags Map Quiz | 0 | - | 4.95 | 87,277 |
| Country Flag-Shape Picture Quiz #1 | 0 | - | 4.94 | 94,449 |
| Country Flag-Shape Picture Quiz #2 | 0 | - | 4.89 | 72,539 |
| Country Flag-Shape Picture Quiz #4 | 0 | - | 4.96 | 71,498 |
| Country Flag-Shape Picture Quiz #6 | 0 | - | 4.98 | 69,439 |
| Country Flag-Shape Picture Quiz #5 | 0 | - | 4.97 | 61,581 |
| Country Flag-Shape Picture Quiz #7 | 0 | - | 4.96 | 58,654 |
| Europe Flags Map Quiz | 0 | - | 4.97 | 157,477 |
| Fill the World Map by Country Flags | 0 | - | 4.99 | 83,326 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,188,032 |
| Europe Map with Random Merged Countries | 0 | - | 4.97 | 316,858 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,977 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,831 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,761 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 89,085 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.92 | 66,934 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,182 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,762 |
| World Map without 12 Countries | 0 | - | 4.97 | 343,424 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,420 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 905,662 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 415,822 |
| Every Country Shape | 0 | - | 5.00 | 462,041 |
| Landlocked Countries | 0 | - | 4.99 | 416,964 |
| Eastern Africa Map Quiz | 0 | - | 4.98 | 78,523 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,742,843 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,333 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 172,440 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 137,621 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 295,230 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 224,930 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 163,571 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 35,557 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,777 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,036 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,680 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,675 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,302 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,855 |
| Countries that Start with P - Shape Quiz | 0 | - | 4.80 | 82,001 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,362 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,932 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,239 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,943 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,984 |
| Island Countries | 0 | - | 4.99 | 708,929 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,071 |
| Himalayan Countries | 0 | - | 4.95 | 136,629 |
| Andean Countries | 0 | - | 4.95 | 83,553 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,806 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,092 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,476 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,067 |
| Danube Countries | 0 | - | 4.97 | 71,464 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,272 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,873 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,221 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,212 |
| European Landlocked Countries | 0 | - | 4.99 | 146,164 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,824 |
| Countries with the Most Species | 0 | - | 4.99 | 102,170 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,952 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,345 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,524 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,185 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,832 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,213 |
| Countries in the Alps | 0 | - | 4.86 | 117,381 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,931 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,966 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,277 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,774 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,864 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,280 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,023 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,013 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,834 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,374 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,380 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,218 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,756 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,024 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,031 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,775 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,918 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,449 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,274 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,184 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,655 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,848 |
| Largest Countries By Category | 0 | - | 4.97 | 157,312 |
| Countries by Countries | 0 | - | 4.96 | 62,628 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,371,264 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,916 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,089 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,414 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,116 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,043,709 |
| Northernmost Countries | 0 | - | 4.99 | 359,524 |
| Countries of South America | 0 | - | 5.00 | 920,112 |
| Countries of Oceania | 0 | - | 5.00 | 1,047,612 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,859,775 |
| "Land" Countries | 0 | - | 4.98 | 334,741 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,473 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,043 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,714 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 75,976 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 153,989 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,161 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,824 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 29,651 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,273,796 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,440,404 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,966 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,411 |
| Countries with Megacities | 0 | - | 4.99 | 249,200 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,268 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,615 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,578 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,579 |
| Countries by Official Language | 0 | - | 4.95 | 194,082 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 294,866 |
| Countries in their Native Language | 0 | - | 4.99 | 197,694 |
| Independence from Whom | 0 | - | 4.99 | 210,883 |
| Subdivisions by Country | 0 | - | 4.86 | 50,213 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,402 |
| Megadiverse Countries | 0 | - | 4.96 | 134,570 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,902 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,088 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,645 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,955 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,472 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,253 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,653 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,575 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,390 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,812 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 101,145 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,363 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,596 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,698 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,665 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,875 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,224 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,660 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,459 |
| World Map Quiz | 0 | - | 4.81 | 64,151 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 154,559 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 126,026 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,735 |
| Countries by Founding Story | 0 | - | 4.95 | 76,911 |
| Countries by Road Signs | 0 | - | 4.98 | 53,451 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 85,990 |
| One Border Countries - Shape Quiz | 0 | - | 4.83 | 64,677 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,202 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 60,025 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.86 | 41,844 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,111 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,699 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,430 |
| Countries With the Most Languages | 0 | - | 4.90 | 200,775 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,301 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,490 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,655 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,161 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,665 |
| Widest Countries East to West | 0 | - | 4.92 | 129,172 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,335 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,698 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,935 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,972 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,006 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,387 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,128 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,683 |
| Countries with Double Letters | 0 | - | 4.96 | 94,235 |
| Countries that End in N | 0 | - | 4.95 | 167,586 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 259,702 |
| Countries with Six Letters | 0 | - | 4.93 | 211,231 |
| Countries with W | 0 | - | 4.97 | 158,907 |
| Countries with Z | 0 | - | 4.98 | 288,895 |
