| Countries by Satellite Image #5 | 0 | - | 4.90 | 82,875 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,072 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 145,245 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 116,427 |
| Flags with the Most Stars | 0 | - | 4.91 | 136,960 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,585 |
| Flags that are Red & White Only | 0 | - | 4.97 | 164,777 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 146,475 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 76,670 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,845 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,776 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,771 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 92,779 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,877 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,673 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,308 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,740 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,838 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,240 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,655 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,003 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,195 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,291 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,166 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,873 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,552 |
| World Coats of Arms | 0 | - | 4.99 | 64,730 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,581 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,034 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,646 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 31,061 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,561 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,265 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,341 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 47,002 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,587 |
| 20 Random Country Flags | 0 | - | 4.99 | 614,815 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,601,033 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,941 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,315 |
| Landlocked Countries | 0 | - | 4.99 | 422,192 |
| Merged Countries #2 | 0 | - | 4.96 | 99,267 |
| Merged Countries #6 | 0 | - | 4.90 | 73,489 |
| Merged Countries #7 | 0 | - | 4.93 | 82,822 |
| World Map without 12 Countries | 0 | - | 4.97 | 345,019 |
| Pixelated World Map | 0 | - | 5.00 | 143,655 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 908,096 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 417,412 |
| Every Country Shape | 0 | - | 5.00 | 467,573 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,780,326 |
| Flags of North and South America | 0 | - | 4.99 | 374,389 |
| Former Flags | 0 | - | 4.97 | 107,984 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,597 |
| Himalayan Countries | 0 | - | 4.95 | 138,845 |
| Andean Countries | 0 | - | 4.93 | 84,675 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,875 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,916 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,507 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,851 |
| Danube Countries | 0 | - | 4.97 | 72,042 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,055 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,452 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,361 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,847 |
| European Landlocked Countries | 0 | - | 4.99 | 147,171 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,686 |
| Countries with the Most Species | 0 | - | 4.99 | 103,267 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,812 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,607 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,731 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,562 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,250 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,688 |
| Countries in the Alps | 0 | - | 4.87 | 118,240 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,257 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,073 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,676 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,621 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,545 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,965 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,699 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,516 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,196 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,874 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,668 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,541 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,243 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,498 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,548 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,965 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,332 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 64,072 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,124 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,054 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,189 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,253 |
| Largest Countries By Category | 0 | - | 4.97 | 158,253 |
| Countries by Countries | 0 | - | 4.96 | 63,260 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,715 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,297 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,693 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,064 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,755 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,574 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,476 |
| Island Countries | 0 | - | 4.99 | 711,129 |
| Similar Flags #1 | 0 | - | 4.75 | 130,287 |
| Similar Flags #2 | 0 | - | 4.74 | 137,585 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,050,158 |
| Northernmost Countries | 0 | - | 4.99 | 362,062 |
| Countries of South America | 0 | - | 5.00 | 927,669 |
| Countries of Oceania | 0 | - | 5.00 | 1,057,388 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,878,027 |
| "Land" Countries | 0 | - | 4.98 | 337,406 |
| Countries by Picture #1 | 0 | - | 4.51 | 118,527 |
| Countries by Picture #3 | 0 | - | 4.51 | 60,903 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,542 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 173,815 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 138,718 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,384,273 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,064 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 296,460 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 226,031 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 164,580 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 38,574 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 32,591 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 104,724 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,754 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 122,410 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,532 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,847 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,358 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 86,052 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,423 |
| All Country Flags of the World | 0 | - | 5.00 | 3,680,970 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,958 |
| Countries with Megacities | 0 | - | 4.99 | 264,686 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,791 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,500 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,056 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,576 |
| Countries by Official Language | 0 | - | 4.95 | 195,298 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,437 |
| Countries in their Native Language | 0 | - | 4.99 | 199,085 |
| Independence from Whom | 0 | - | 4.99 | 212,154 |
| Subdivisions by Country | 0 | - | 4.86 | 50,438 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,769 |
| Megadiverse Countries | 0 | - | 4.96 | 135,033 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,133 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,373 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,247 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,116 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,166 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,608 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,505 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,048 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,671 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,154 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,711 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,899 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,219 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,981 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,365 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,507 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,249 |
| World Map Quiz | 0 | - | 4.81 | 65,131 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 157,404 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,723 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,421 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,662 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 154,730 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,779 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,372 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,270 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,133 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,307 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,018 |
| Countries With the Most Languages | 0 | - | 4.90 | 202,270 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,918 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,029 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,321 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,456 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,587 |
| Widest Countries East to West | 0 | - | 4.92 | 129,668 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,462 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,401 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,127 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,782 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,615 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,885 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,380 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,802 |
| Countries with Double Letters | 0 | - | 4.96 | 96,275 |
| Countries that End in N | 0 | - | 4.95 | 171,161 |
| Countries with Five Letters | 0 | - | 4.96 | 282,559 |
| Countries with Six Letters | 0 | - | 4.94 | 213,598 |
| Countries with W | 0 | - | 4.97 | 160,351 |
| Countries with Z | 0 | - | 4.98 | 291,506 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,729 |
| Countries That End in U | 0 | - | 4.95 | 120,864 |
