| Countries by Satellite Image #1 | 0 | - | 4.89 | 146,770 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 83,135 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,227 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 146,207 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 117,213 |
| Flags with the Most Stars | 0 | - | 4.91 | 137,772 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 63,111 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,502 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 147,216 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 77,522 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,320 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 69,260 |
| Country Flags with the Most Red | 0 | - | 4.98 | 121,262 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 93,210 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,291 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 100,076 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,681 |
| Country Flags with the Most Black | 0 | - | 4.95 | 98,089 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 68,061 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,455 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 100,013 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,364 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,593 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,684 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,627 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 73,029 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,626 |
| World Coats of Arms | 0 | - | 4.99 | 65,080 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,773 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,212 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,969 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,207 |
| Countries by Picture #1 | 0 | - | 4.52 | 119,336 |
| Countries by Picture #3 | 0 | - | 4.51 | 61,040 |
| 20 Random Country Flags | 0 | - | 4.99 | 618,283 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,836,702 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,207 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,548 |
| Landlocked Countries | 0 | - | 4.99 | 425,106 |
| Merged Countries #2 | 0 | - | 4.96 | 99,839 |
| Merged Countries #4 | 0 | - | 4.81 | 94,085 |
| Merged Countries #6 | 0 | - | 4.90 | 73,778 |
| Merged Countries #7 | 0 | - | 4.93 | 83,108 |
| World Map without 12 Countries | 0 | - | 4.97 | 345,942 |
| Pixelated World Map | 0 | - | 5.00 | 144,033 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 909,495 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 418,323 |
| Every Country Shape | 0 | - | 5.00 | 470,522 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,800,680 |
| Countries by Picture #2 | 0 | - | 4.38 | 72,337 |
| Countries by Picture #5 | 0 | - | 4.25 | 44,676 |
| Countries by Picture #6 | 0 | - | 4.16 | 37,215 |
| Flags of North and South America | 0 | - | 4.99 | 376,587 |
| Former Flags | 0 | - | 4.97 | 108,486 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,940 |
| Himalayan Countries | 0 | - | 4.93 | 139,989 |
| Andean Countries | 0 | - | 4.94 | 85,300 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,459 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,810 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,031 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,322 |
| Danube Countries | 0 | - | 4.97 | 72,314 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,482 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,759 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,984 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,479 |
| European Landlocked Countries | 0 | - | 4.99 | 147,533 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,195 |
| Countries with the Most Species | 0 | - | 4.99 | 103,520 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,323 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,742 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,851 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,789 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,524 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,956 |
| Countries in the Alps | 0 | - | 4.87 | 118,687 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,488 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,742 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,919 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,964 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,883 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,191 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,321 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,811 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,374 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,123 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,821 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,695 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,502 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,735 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,832 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,690 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,562 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,692 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,595 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,461 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,999 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,475 |
| Largest Countries By Category | 0 | - | 4.97 | 158,770 |
| Countries by Countries | 0 | - | 4.96 | 63,581 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,186 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,379 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,653 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,041 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,801 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 334,957 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,498 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 409,378 |
| Island Countries | 0 | - | 4.99 | 712,328 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,750 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,458 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,500 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.51 | 47,108 |
| Similar Flags #1 | 0 | - | 4.75 | 130,703 |
| Similar Flags #2 | 0 | - | 4.74 | 138,010 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,691 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,054,096 |
| Northernmost Countries | 0 | - | 4.99 | 363,722 |
| Countries of South America | 0 | - | 5.00 | 931,834 |
| Countries of Oceania | 0 | - | 5.00 | 1,062,348 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,887,386 |
| "Land" Countries | 0 | - | 4.98 | 338,260 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 159,937 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 174,525 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 139,310 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,392,355 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,429 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 297,276 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 226,682 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 165,131 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 39,767 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 33,990 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 105,085 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 112,077 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 122,927 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,876 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 81,099 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,609 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 86,338 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,727 |
| All Country Flags of the World | 0 | - | 5.00 | 3,708,814 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,999 |
| Countries with Megacities | 0 | - | 4.99 | 266,814 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,706 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,028 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,020 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,149 |
| Countries by Official Language | 0 | - | 4.95 | 195,892 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,493 |
| Countries in their Native Language | 0 | - | 4.99 | 199,653 |
| Independence from Whom | 0 | - | 4.99 | 212,942 |
| Subdivisions by Country | 0 | - | 4.87 | 50,591 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,349 |
| Megadiverse Countries | 0 | - | 4.96 | 135,239 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,863 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,508 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 126,420 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,209 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,520 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,811 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,038 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,542 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,794 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,243 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 78,414 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,348 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,414 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,125 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,556 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,664 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,200 |
| World Map Quiz | 0 | - | 4.81 | 65,599 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 158,971 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 81,137 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,810 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 77,053 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 155,501 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 74,111 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,657 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,514 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,140 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,003 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,492 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,419 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,364 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,473 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,673 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,654 |
| Tallest Countries North to South | 0 | - | 4.86 | 130,533 |
| Widest Countries East to West | 0 | - | 4.92 | 130,395 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,581 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,188 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,495 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,022 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,935 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,422 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,479 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,882 |
| Countries with Double Letters | 0 | - | 4.96 | 96,969 |
| Countries that End in N | 0 | - | 4.94 | 171,831 |