| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,715 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,090 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,540 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 143,527 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 114,910 |
| Flags with the Most Stars | 0 | - | 4.91 | 135,404 |
| Flags that are Red & White Only | 0 | - | 4.97 | 163,211 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,085 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 74,959 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 46,926 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 67,915 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,694 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 91,965 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,040 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,802 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 98,524 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,001 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,407 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,802 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 98,888 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,179 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,359 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,496 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,466 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,334 |
| World Coats of Arms | 0 | - | 4.99 | 64,033 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,171 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,713 |
| Country Flags With Blue Removed | 0 | - | 4.93 | 43,971 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,244 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,775 |
| Countries by Picture #1 | 0 | - | 4.53 | 98,525 |
| Countries by Picture #3 | 0 | - | 4.51 | 59,070 |
| 20 Random Country Flags | 0 | - | 4.99 | 606,742 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,058,889 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,237 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,784 |
| Landlocked Countries | 0 | - | 4.99 | 415,370 |
| Merged Countries #2 | 0 | - | 4.96 | 98,608 |
| Merged Countries #6 | 0 | - | 4.90 | 72,855 |
| Merged Countries #7 | 0 | - | 4.92 | 82,087 |
| World Map without 12 Countries | 0 | - | 4.97 | 342,960 |
| Pixelated World Map | 0 | - | 5.00 | 142,703 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 905,025 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 415,395 |
| Every Country Shape | 0 | - | 5.00 | 460,585 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,731,027 |
| Countries by Picture #2 | 0 | - | 4.37 | 69,656 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,207 |
| Countries by Picture #6 | 0 | - | 4.15 | 35,961 |
| Flags of North and South America | 0 | - | 4.99 | 369,013 |
| Former Flags | 0 | - | 4.97 | 106,974 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,307 |
| Himalayan Countries | 0 | - | 4.95 | 135,980 |
| Andean Countries | 0 | - | 4.94 | 83,172 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,492 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,631 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,186 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,832 |
| Danube Countries | 0 | - | 4.97 | 71,267 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,000 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,714 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,872 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,818 |
| European Landlocked Countries | 0 | - | 4.99 | 145,967 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,522 |
| Countries with the Most Species | 0 | - | 4.99 | 95,348 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,651 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,270 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,440 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,068 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,718 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,076 |
| Countries in the Alps | 0 | - | 4.86 | 117,126 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,760 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,597 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,160 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,592 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,380 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,141 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,803 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,898 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,694 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,208 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,273 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,139 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,620 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,880 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,890 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,461 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,800 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,350 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,035 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,275 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,195 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,733 |
| Largest Countries By Category | 0 | - | 4.97 | 157,032 |
| Countries by Countries | 0 | - | 4.96 | 62,444 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,671 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,027 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,377 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,948 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,082 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 325,844 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,807 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 402,804 |
| Island Countries | 0 | - | 4.99 | 708,327 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,138 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 69,783 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 66,932 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 46,748 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 61,645 |
| Similar Flags #1 | 0 | - | 4.74 | 129,339 |
| Similar Flags #2 | 0 | - | 4.74 | 136,608 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,297 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,041,726 |
| Northernmost Countries | 0 | - | 4.99 | 358,698 |
| Countries of South America | 0 | - | 5.00 | 917,844 |
| Countries of Oceania | 0 | - | 5.00 | 1,044,239 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,854,403 |
| "Land" Countries | 0 | - | 4.98 | 334,104 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,640 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 172,100 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 137,381 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,367,109 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,287 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 294,917 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 224,674 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 163,209 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 34,999 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,563 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 110,860 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,498 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,495 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,176 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,720 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,210 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,784 |
| All Country Flags of the World | 0 | - | 5.00 | 3,618,036 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,910 |
| Countries with Megacities | 0 | - | 4.99 | 248,199 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,802 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,358 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,182 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,298 |
| Countries by Official Language | 0 | - | 4.95 | 193,188 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,727 |
| Countries in their Native Language | 0 | - | 4.99 | 197,026 |
| Independence from Whom | 0 | - | 4.99 | 210,164 |
| Subdivisions by Country | 0 | - | 4.86 | 50,150 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,067 |
| Megadiverse Countries | 0 | - | 4.96 | 134,451 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,187 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,013 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,546 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,907 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,883 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,128 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,330 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,450 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,302 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,787 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 75,928 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,519 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,623 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,584 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,797 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,123 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,145 |
| World Map Quiz | 0 | - | 4.81 | 63,799 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 153,653 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 79,857 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,543 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 75,801 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 153,777 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 72,998 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,585 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,721 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.99 | 28,938 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,785 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,520 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,245 |
| Countries With the Most Languages | 0 | - | 4.89 | 200,347 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,115 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,315 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,507 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,079 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,532 |
| Widest Countries East to West | 0 | - | 4.92 | 129,028 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,285 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,489 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,657 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,866 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,833 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,232 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 76,692 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,642 |
| Countries with Double Letters | 0 | - | 4.96 | 93,696 |
| Countries that End in N | 0 | - | 4.94 | 157,154 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 259,049 |
