| Countries by Satellite Image #1 | 0 | - | 4.89 | 146,933 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 83,220 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,295 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 146,452 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 117,452 |
| Flags with the Most Stars | 0 | - | 4.91 | 138,030 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 63,260 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,699 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 147,420 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 77,770 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,479 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 69,418 |
| Country Flags with the Most Red | 0 | - | 4.98 | 121,427 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 93,353 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,419 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 100,205 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,804 |
| Country Flags with the Most Black | 0 | - | 4.95 | 98,217 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 68,145 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,525 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 100,115 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,466 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,717 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,787 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,756 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 73,090 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,659 |
| World Coats of Arms | 0 | - | 4.99 | 65,232 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,811 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,264 |
| Country Flags With Blue Removed | 0 | - | 4.89 | 45,051 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,247 |
| 20 Random Country Flags | 0 | - | 4.99 | 619,633 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,918,446 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,320 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,634 |
| Landlocked Countries | 0 | - | 4.99 | 426,512 |
| Merged Countries #2 | 0 | - | 4.96 | 99,912 |
| Merged Countries #4 | 0 | - | 4.81 | 94,154 |
| Merged Countries #6 | 0 | - | 4.90 | 73,849 |
| Merged Countries #7 | 0 | - | 4.93 | 83,180 |
| World Map without 12 Countries | 0 | - | 4.97 | 346,251 |
| Pixelated World Map | 0 | - | 5.00 | 144,153 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 909,944 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 418,660 |
| Every Country Shape | 0 | - | 5.00 | 471,674 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,807,728 |
| Flags of North and South America | 0 | - | 4.99 | 377,424 |
| Former Flags | 0 | - | 4.97 | 108,675 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,536 |
| Himalayan Countries | 0 | - | 4.93 | 140,472 |
| Andean Countries | 0 | - | 4.94 | 85,612 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,744 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,207 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,311 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,542 |
| Danube Countries | 0 | - | 4.97 | 72,466 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,676 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,899 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,259 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,732 |
| European Landlocked Countries | 0 | - | 4.99 | 147,668 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,394 |
| Countries with the Most Species | 0 | - | 4.99 | 103,604 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,505 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,790 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,911 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,876 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,615 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,065 |
| Countries in the Alps | 0 | - | 4.87 | 118,855 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,786 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,986 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,009 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,090 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,038 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,319 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,469 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,921 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,462 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,232 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,913 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,780 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,606 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,847 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,947 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,982 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,655 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 75,512 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,743 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,946 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,294 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,550 |
| Largest Countries By Category | 0 | - | 4.97 | 158,947 |
| Countries by Countries | 0 | - | 4.96 | 63,706 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,328 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,426 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,150 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,913 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,958 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,842 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,986 |
| Island Countries | 0 | - | 4.99 | 712,749 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,802 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,516 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,560 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.51 | 47,147 |
| Similar Flags #1 | 0 | - | 4.75 | 130,861 |
| Similar Flags #2 | 0 | - | 4.74 | 138,125 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,725 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,055,337 |
| Northernmost Countries | 0 | - | 4.99 | 364,270 |
| Countries of South America | 0 | - | 5.00 | 933,372 |
| Countries of Oceania | 0 | - | 5.00 | 1,064,353 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,890,902 |
| "Land" Countries | 0 | - | 4.98 | 338,537 |
| Countries by Picture #1 | 0 | - | 4.52 | 119,463 |
| Countries by Picture #3 | 0 | - | 4.51 | 61,082 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 160,025 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 174,779 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 139,524 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,395,207 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,534 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 297,547 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 226,918 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 165,310 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 40,110 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 34,407 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 105,195 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 112,176 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 123,020 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,974 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 81,162 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,677 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 86,412 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,826 |
| All Country Flags of the World | 0 | - | 5.00 | 3,718,382 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,311 |
| Countries with Megacities | 0 | - | 4.99 | 267,436 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,981 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,226 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,307 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,328 |
| Countries by Official Language | 0 | - | 4.95 | 196,107 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,775 |
| Countries in their Native Language | 0 | - | 4.99 | 199,835 |
| Independence from Whom | 0 | - | 4.99 | 213,214 |
| Subdivisions by Country | 0 | - | 4.87 | 50,641 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,556 |
| Megadiverse Countries | 0 | - | 4.96 | 144,160 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 133,031 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,554 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,747 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,238 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,344 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,887 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,181 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,590 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,119 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,275 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 78,633 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 108,430 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,462 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,175 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,602 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,913 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,521 |
| World Map Quiz | 0 | - | 4.81 | 65,821 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 159,527 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 81,259 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,927 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 77,167 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 155,608 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 74,193 |
| Smallest Countries with at Least One Border | 0 | - | 4.88 | 107,757 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,590 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,375 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,153 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,619 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,731 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,482 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,601 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,788 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,722 |
| Tallest Countries North to South | 0 | - | 4.85 | 130,839 |
| Widest Countries East to West | 0 | - | 4.92 | 130,777 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,616 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,302 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,534 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,096 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 149,035 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,532 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,516 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,906 |
| Countries with Double Letters | 0 | - | 4.96 | 97,213 |
| Countries that End in N | 0 | - | 4.95 | 172,275 |
| Countries with Five Letters | 0 | - | 4.96 | 284,173 |
| Countries with Six Letters | 0 | - | 4.94 | 214,630 |
| Countries with W | 0 | - | 4.96 | 161,052 |
| Countries with Z | 0 | - | 4.98 | 292,607 |
