| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,707 |
| World Coats of Arms | 0 | - | 4.99 | 65,399 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 147,172 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 83,319 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,369 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 146,784 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 117,774 |
| Flags with the Most Stars | 0 | - | 4.91 | 138,377 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 63,443 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,930 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 147,748 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 78,054 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,651 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 69,595 |
| Country Flags with the Most Red | 0 | - | 4.98 | 121,657 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 93,532 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,582 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 100,384 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,969 |
| Country Flags with the Most Black | 0 | - | 4.95 | 98,382 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 68,243 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,597 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 100,259 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,627 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,880 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,953 |
| Countries by Partial Flag Images #7 | 0 | - | 4.89 | 32,941 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,904 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,339 |
| Country Flags With Blue Removed | 0 | - | 4.89 | 45,159 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,305 |
| 20 Random Country Flags | 0 | - | 4.99 | 621,269 |
| Countries of the World Quiz | 0 | - | 5.00 | 48,021,602 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,465 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,735 |
| Landlocked Countries | 0 | - | 4.99 | 427,899 |
| Merged Countries #2 | 0 | - | 4.96 | 100,032 |
| Merged Countries #4 | 0 | - | 4.81 | 94,241 |
| Merged Countries #6 | 0 | - | 4.90 | 73,951 |
| Merged Countries #7 | 0 | - | 4.93 | 83,301 |
| World Map without 12 Countries | 0 | - | 4.97 | 346,653 |
| Pixelated World Map | 0 | - | 5.00 | 144,804 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 910,556 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 419,024 |
| Every Country Shape | 0 | - | 5.00 | 473,083 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,816,991 |
| Flags of North and South America | 0 | - | 4.99 | 378,644 |
| Former Flags | 0 | - | 4.97 | 108,916 |
| Sahara Desert Countries | 0 | - | 4.98 | 167,205 |
| Himalayan Countries | 0 | - | 4.93 | 141,088 |
| Andean Countries | 0 | - | 4.94 | 85,940 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 65,040 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,688 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,589 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,785 |
| Danube Countries | 0 | - | 4.97 | 72,628 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,899 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 87,038 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,582 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 151,059 |
| European Landlocked Countries | 0 | - | 4.99 | 147,843 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,637 |
| Countries with the Most Species | 0 | - | 4.99 | 103,683 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,745 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,840 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,985 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,972 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,722 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,205 |
| Countries in the Alps | 0 | - | 4.87 | 119,076 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 103,171 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,286 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,103 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,236 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,213 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,437 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,660 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 54,050 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,551 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,365 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,987 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,860 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,722 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,981 |
| Countries with the Most Grassland | 0 | - | 4.94 | 78,080 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,310 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,775 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 76,893 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,937 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,653 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,748 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,655 |
| Largest Countries By Category | 0 | - | 4.97 | 159,217 |
| Countries by Countries | 0 | - | 4.97 | 63,872 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,554 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,465 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,311 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 55,066 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 337,202 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 377,234 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,753 |
| Island Countries | 0 | - | 4.99 | 713,306 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,868 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,586 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,627 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.51 | 47,213 |
| Similar Flags #1 | 0 | - | 4.75 | 131,030 |
| Similar Flags #2 | 0 | - | 4.74 | 138,314 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,783 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,056,957 |
| Northernmost Countries | 0 | - | 4.99 | 364,928 |
| Countries of South America | 0 | - | 5.00 | 935,179 |
| Countries of Oceania | 0 | - | 5.00 | 1,066,732 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,895,290 |
| "Land" Countries | 0 | - | 4.98 | 339,220 |
| Countries by Picture #1 | 0 | - | 4.52 | 119,619 |
| Countries by Picture #3 | 0 | - | 4.51 | 61,149 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 160,215 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 175,076 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 139,755 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,399,025 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,663 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 297,824 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 227,178 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 165,533 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 40,578 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 34,949 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 105,338 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 112,292 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 123,164 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 109,088 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 81,256 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,787 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 86,503 |
| All Country Flags of the World | 0 | - | 5.00 | 3,731,032 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,717 |
| Countries with Megacities | 0 | - | 4.99 | 268,289 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,346 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,444 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,691 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,558 |
| Countries by Official Language | 0 | - | 4.95 | 196,364 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 298,133 |
| Countries in their Native Language | 0 | - | 4.99 | 200,075 |
| Independence from Whom | 0 | - | 4.99 | 213,594 |
| Subdivisions by Country | 0 | - | 4.87 | 50,689 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,789 |
| Megadiverse Countries | 0 | - | 4.96 | 149,900 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 133,241 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,607 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,874 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,277 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,581 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,970 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,398 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,665 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,226 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,304 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,936 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 108,534 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,543 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,259 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,685 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 72,022 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,942 |
| World Map Quiz | 0 | - | 4.81 | 66,007 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 160,278 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 81,440 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 78,122 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 77,341 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 155,801 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 74,325 |
| Smallest Countries with at Least One Border | 0 | - | 4.88 | 107,881 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,681 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,672 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,313 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,792 |
| Countries With the Most Languages | 0 | - | 4.90 | 204,116 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,635 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,754 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,915 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,794 |
| Tallest Countries North to South | 0 | - | 4.85 | 131,036 |
| Widest Countries East to West | 0 | - | 4.92 | 130,923 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,641 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,490 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,595 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,214 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 149,512 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,674 |
| Countries by Contribution to UN Budget | 0 | - | 4.88 | 77,555 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,935 |
| Countries with Double Letters | 0 | - | 4.96 | 97,826 |
| Countries that End in N | 0 | - | 4.95 | 172,825 |
| Countries with Five Letters | 0 | - | 4.96 | 284,902 |
| Countries with Six Letters | 0 | - | 4.94 | 215,164 |
| Countries with W | 0 | - | 4.96 | 161,456 |
| Countries with Z | 0 | - | 4.98 | 293,233 |
| Countries with Letters Missing | 0 | - | 4.96 | 187,827 |
| Countries That End in U | 0 | - | 4.95 | 121,475 |
