| Countries by Satellite Image #1 | 0 | - | 4.89 | 146,121 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 82,823 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,048 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 145,125 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 116,318 |
| Flags with the Most Stars | 0 | - | 4.91 | 136,825 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,529 |
| Flags that are Red & White Only | 0 | - | 4.97 | 164,655 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 146,367 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 76,557 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,772 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,706 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,696 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 92,722 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,818 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,600 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,245 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,686 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,809 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,207 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,592 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,935 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,128 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,232 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,086 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,840 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,537 |
| World Coats of Arms | 0 | - | 4.99 | 64,653 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,549 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,017 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,591 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 31,041 |
| Countries by Picture #1 | 0 | - | 4.51 | 117,971 |
| Countries by Picture #3 | 0 | - | 4.51 | 60,856 |
| 20 Random Country Flags | 0 | - | 4.99 | 614,089 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,556,981 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,871 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,267 |
| Landlocked Countries | 0 | - | 4.99 | 421,643 |
| Merged Countries #2 | 0 | - | 4.96 | 99,226 |
| Merged Countries #6 | 0 | - | 4.90 | 73,431 |
| Merged Countries #7 | 0 | - | 4.93 | 82,774 |
| World Map without 12 Countries | 0 | - | 4.97 | 344,852 |
| Pixelated World Map | 0 | - | 5.00 | 143,573 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 907,859 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 417,246 |
| Every Country Shape | 0 | - | 5.00 | 467,072 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,776,324 |
| Countries by Picture #2 | 0 | - | 4.38 | 72,082 |
| Countries by Picture #5 | 0 | - | 4.25 | 44,521 |
| Countries by Picture #6 | 0 | - | 4.16 | 37,087 |
| Flags of North and South America | 0 | - | 4.99 | 373,961 |
| Former Flags | 0 | - | 4.97 | 107,916 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,285 |
| Himalayan Countries | 0 | - | 4.95 | 138,576 |
| Andean Countries | 0 | - | 4.93 | 84,523 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,709 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,710 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,342 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,738 |
| Danube Countries | 0 | - | 4.97 | 71,966 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,967 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,384 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,231 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,712 |
| European Landlocked Countries | 0 | - | 4.99 | 147,091 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,571 |
| Countries with the Most Species | 0 | - | 4.99 | 103,200 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,705 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,570 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,706 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,517 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,199 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,622 |
| Countries in the Alps | 0 | - | 4.87 | 118,153 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 100,887 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,979 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,621 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,564 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,459 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,923 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,629 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,462 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,157 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,811 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,633 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,494 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,188 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,436 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,487 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,824 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,284 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 63,229 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,011 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,755 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,000 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,194 |
| Largest Countries By Category | 0 | - | 4.97 | 158,154 |
| Countries by Countries | 0 | - | 4.96 | 63,161 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,639 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,269 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,554 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,641 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,964 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,303 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,422 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 406,991 |
| Island Countries | 0 | - | 4.99 | 710,916 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,530 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,220 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,300 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 46,989 |
| Similar Flags #1 | 0 | - | 4.75 | 130,216 |
| Similar Flags #2 | 0 | - | 4.74 | 137,503 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,563 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,049,441 |
| Northernmost Countries | 0 | - | 4.99 | 361,802 |
| Countries of South America | 0 | - | 5.00 | 926,848 |
| Countries of Oceania | 0 | - | 5.00 | 1,056,275 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,876,260 |
| "Land" Countries | 0 | - | 4.98 | 337,235 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,470 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 173,696 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 138,614 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,382,842 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,006 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 296,336 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 225,898 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 164,467 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 37,558 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 104,657 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,692 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 122,344 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,464 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,795 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,315 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 86,002 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,374 |
| All Country Flags of the World | 0 | - | 5.00 | 3,675,850 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,796 |
| Countries with Megacities | 0 | - | 4.99 | 264,367 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,658 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,421 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 137,925 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,489 |
| Countries by Official Language | 0 | - | 4.95 | 195,193 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,276 |
| Countries in their Native Language | 0 | - | 4.99 | 198,981 |
| Independence from Whom | 0 | - | 4.99 | 212,011 |
| Subdivisions by Country | 0 | - | 4.86 | 50,419 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,670 |
| Megadiverse Countries | 0 | - | 4.96 | 134,981 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,025 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,332 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,213 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,093 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,076 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,577 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,415 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,006 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,629 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,126 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,621 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,856 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,182 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,946 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,334 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,473 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,090 |
| World Map Quiz | 0 | - | 4.81 | 65,040 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 157,108 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,637 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,356 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,598 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 154,644 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,720 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,321 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,223 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 31,758 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,014 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,238 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,959 |
| Countries With the Most Languages | 0 | - | 4.90 | 202,112 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,849 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,980 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,268 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,421 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,549 |
| Widest Countries East to West | 0 | - | 4.92 | 129,616 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,441 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,341 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,108 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,748 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,556 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,830 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,363 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,794 |
| Countries with Double Letters | 0 | - | 4.96 | 96,148 |
| Countries that End in N | 0 | - | 4.95 | 171,033 |
| Countries with Five Letters | 0 | - | 4.96 | 282,270 |
