| Countries by Satellite Image #5 | 0 | - | 4.90 | 82,894 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,080 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 145,301 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 116,481 |
| Flags with the Most Stars | 0 | - | 4.91 | 137,026 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,622 |
| Flags that are Red & White Only | 0 | - | 4.97 | 164,831 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 146,512 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 76,723 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,880 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,807 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,809 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 92,804 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,907 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,695 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,330 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,763 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,845 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,254 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,686 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,029 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,234 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,320 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,202 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 72,885 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,558 |
| World Coats of Arms | 0 | - | 4.99 | 64,764 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,591 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,043 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,665 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 31,072 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,576 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,279 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,353 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 47,010 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,593 |
| 20 Random Country Flags | 0 | - | 4.99 | 615,031 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,621,974 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,964 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,327 |
| Landlocked Countries | 0 | - | 4.99 | 422,480 |
| Merged Countries #2 | 0 | - | 4.96 | 99,291 |
| Merged Countries #6 | 0 | - | 4.90 | 73,509 |
| Merged Countries #7 | 0 | - | 4.93 | 82,847 |
| World Map without 12 Countries | 0 | - | 4.97 | 345,098 |
| Pixelated World Map | 0 | - | 5.00 | 143,681 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 908,218 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 417,475 |
| Every Country Shape | 0 | - | 5.00 | 467,918 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,782,365 |
| Flags of North and South America | 0 | - | 4.99 | 374,569 |
| Former Flags | 0 | - | 4.97 | 108,018 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,767 |
| Himalayan Countries | 0 | - | 4.95 | 138,963 |
| Andean Countries | 0 | - | 4.93 | 84,754 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,974 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,035 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,576 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,904 |
| Danube Countries | 0 | - | 4.97 | 72,083 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,100 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,480 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,426 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,903 |
| European Landlocked Countries | 0 | - | 4.99 | 147,208 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,742 |
| Countries with the Most Species | 0 | - | 4.99 | 103,289 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,859 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,626 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,743 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,583 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,289 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,720 |
| Countries in the Alps | 0 | - | 4.87 | 118,286 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,436 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,145 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,705 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,651 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,572 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,993 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,733 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,554 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,208 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,911 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,685 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,562 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,271 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,526 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,587 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,020 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,357 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 64,366 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,159 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,195 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,276 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,273 |
| Largest Countries By Category | 0 | - | 4.97 | 158,311 |
| Countries by Countries | 0 | - | 4.96 | 63,302 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,756 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,305 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,730 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,098 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,983 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,649 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,659 |
| Island Countries | 0 | - | 4.99 | 711,215 |
| Similar Flags #1 | 0 | - | 4.75 | 130,323 |
| Similar Flags #2 | 0 | - | 4.74 | 137,614 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,050,478 |
| Northernmost Countries | 0 | - | 4.99 | 362,206 |
| Countries of South America | 0 | - | 5.00 | 928,041 |
| Countries of Oceania | 0 | - | 5.00 | 1,057,817 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,878,842 |
| "Land" Countries | 0 | - | 4.98 | 337,476 |
| Countries by Picture #1 | 0 | - | 4.51 | 118,672 |
| Countries by Picture #3 | 0 | - | 4.51 | 60,917 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,568 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 173,865 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 138,757 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,384,919 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,094 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 296,519 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 226,076 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 164,620 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 38,768 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 32,781 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 104,755 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,778 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 122,433 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,559 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,861 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,381 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 86,070 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,442 |
| All Country Flags of the World | 0 | - | 5.00 | 3,683,475 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,033 |
| Countries with Megacities | 0 | - | 4.99 | 264,901 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,863 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,553 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,129 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,624 |
| Countries by Official Language | 0 | - | 4.95 | 195,348 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,512 |
| Countries in their Native Language | 0 | - | 4.99 | 199,139 |
| Independence from Whom | 0 | - | 4.99 | 212,227 |
| Subdivisions by Country | 0 | - | 4.87 | 50,449 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,817 |
| Megadiverse Countries | 0 | - | 4.96 | 135,057 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,187 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,385 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,264 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,124 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,196 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,625 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,541 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,066 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,683 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,162 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,775 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,917 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,230 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,992 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,380 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,517 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,334 |
| World Map Quiz | 0 | - | 4.81 | 65,164 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 157,547 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,756 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,448 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,687 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 154,754 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,797 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,398 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,292 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,185 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,335 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,044 |
| Countries With the Most Languages | 0 | - | 4.90 | 202,355 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,940 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,053 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,337 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,472 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,609 |
| Widest Countries East to West | 0 | - | 4.92 | 129,700 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,469 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,437 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,141 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,799 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,630 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,914 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,390 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,811 |
| Countries with Double Letters | 0 | - | 4.96 | 96,333 |
| Countries that End in N | 0 | - | 4.95 | 171,230 |
| Countries with Five Letters | 0 | - | 4.96 | 282,685 |
| Countries with Six Letters | 0 | - | 4.94 | 213,666 |
| Countries with W | 0 | - | 4.97 | 160,402 |
| Countries with Z | 0 | - | 4.98 | 291,579 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,770 |
| Countries That End in U | 0 | - | 4.95 | 120,882 |
