| Countries by Satellite Image #5 | 0 | - | 4.90 | 82,928 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,099 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 145,393 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 116,549 |
| Flags with the Most Stars | 0 | - | 4.91 | 137,109 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,678 |
| Flags that are Red & White Only | 0 | - | 4.97 | 164,905 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 146,585 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 76,815 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,923 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,854 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,864 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 92,854 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,947 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,742 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,366 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,810 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,868 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,275 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,723 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,071 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,284 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,356 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,253 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 72,903 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,564 |
| World Coats of Arms | 0 | - | 4.99 | 64,806 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,612 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,059 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,696 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,086 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,591 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,296 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 47,022 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,603 |
| 20 Random Country Flags | 0 | - | 4.99 | 615,471 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,652,772 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,999 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,354 |
| Landlocked Countries | 0 | - | 4.99 | 422,878 |
| Merged Countries #2 | 0 | - | 4.96 | 99,332 |
| Merged Countries #6 | 0 | - | 4.90 | 73,551 |
| Merged Countries #7 | 0 | - | 4.93 | 82,887 |
| World Map without 12 Countries | 0 | - | 4.97 | 345,216 |
| Pixelated World Map | 0 | - | 5.00 | 143,745 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 908,399 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 417,601 |
| Every Country Shape | 0 | - | 5.00 | 468,381 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,784,966 |
| Flags of North and South America | 0 | - | 4.99 | 374,874 |
| Former Flags | 0 | - | 4.97 | 108,088 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,961 |
| Himalayan Countries | 0 | - | 4.95 | 139,128 |
| Andean Countries | 0 | - | 4.93 | 84,850 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,070 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,184 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,654 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,965 |
| Danube Countries | 0 | - | 4.97 | 72,123 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,165 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,523 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,503 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,009 |
| European Landlocked Countries | 0 | - | 4.99 | 147,262 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,811 |
| Countries with the Most Species | 0 | - | 4.99 | 103,332 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,937 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,644 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,761 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,609 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,350 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,770 |
| Countries in the Alps | 0 | - | 4.87 | 118,341 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,682 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,246 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,738 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,695 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,616 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,029 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,789 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,589 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,239 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,943 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,706 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,584 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,315 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,554 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,623 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,119 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,388 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 64,653 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,229 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,420 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,392 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,301 |
| Largest Countries By Category | 0 | - | 4.97 | 158,372 |
| Countries by Countries | 0 | - | 4.96 | 63,340 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,814 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,319 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,589 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,773 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,370 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,394 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,788 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,881 |
| Island Countries | 0 | - | 4.99 | 711,364 |
| Similar Flags #1 | 0 | - | 4.75 | 130,371 |
| Similar Flags #2 | 0 | - | 4.74 | 137,679 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,050,994 |
| Northernmost Countries | 0 | - | 4.99 | 362,403 |
| Countries of South America | 0 | - | 5.00 | 928,618 |
| Countries of Oceania | 0 | - | 5.00 | 1,058,455 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,880,075 |
| "Land" Countries | 0 | - | 4.98 | 337,592 |
| Countries by Picture #1 | 0 | - | 4.52 | 118,833 |
| Countries by Picture #3 | 0 | - | 4.51 | 60,931 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,606 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 173,971 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 138,856 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,385,877 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,147 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 296,598 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 226,173 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 164,683 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 38,927 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 32,978 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 104,796 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,826 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 122,466 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,601 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,899 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,417 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 86,105 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,479 |
| All Country Flags of the World | 0 | - | 5.00 | 3,687,137 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,154 |
| Countries with Megacities | 0 | - | 4.99 | 265,209 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,978 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,617 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,238 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,690 |
| Countries by Official Language | 0 | - | 4.95 | 195,442 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,635 |
| Countries in their Native Language | 0 | - | 4.99 | 199,214 |
| Independence from Whom | 0 | - | 4.99 | 212,304 |
| Subdivisions by Country | 0 | - | 4.87 | 50,475 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,885 |
| Megadiverse Countries | 0 | - | 4.96 | 135,083 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,240 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,402 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,282 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,138 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,251 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,651 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,588 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,409 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,702 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,178 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 77,877 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,939 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,258 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,010 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,410 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,540 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,487 |
| World Map Quiz | 0 | - | 4.81 | 65,227 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 157,736 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,814 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,505 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,743 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 154,921 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,852 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,439 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,335 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,275 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,381 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,094 |
| Countries With the Most Languages | 0 | - | 4.90 | 202,499 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,991 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,098 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,379 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,490 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,638 |
| Widest Countries East to West | 0 | - | 4.92 | 129,735 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,476 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,495 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,211 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,826 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,678 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,956 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,406 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,817 |
| Countries with Double Letters | 0 | - | 4.96 | 96,439 |
| Countries that End in N | 0 | - | 4.95 | 171,318 |
| Countries with Five Letters | 0 | - | 4.96 | 282,847 |
| Countries with Six Letters | 0 | - | 4.94 | 213,771 |
| Countries with W | 0 | - | 4.96 | 160,472 |
| Countries with Z | 0 | - | 4.98 | 291,680 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,838 |
| Countries That End in U | 0 | - | 4.95 | 120,924 |
