| Countries by Satellite Image #5 | 0 | - | 4.89 | 80,479 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 47,509 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 136,867 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 109,036 |
| Flags with the Most Stars | 0 | - | 4.90 | 119,806 |
| Flags that are Red & White Only | 0 | - | 4.97 | 141,082 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 139,784 |
| Flags of the Countries with Four Letters | 0 | - | 4.92 | 49,745 |
| Four Countries with Similar Flags #2 | 0 | - | 4.91 | 43,238 |
| Four Countries with Similar Flags #1 | 0 | - | 4.96 | 51,469 |
| Country Flags with the Most Red | 0 | - | 4.98 | 115,031 |
| Country Flags with the Most Blue | 0 | - | 4.90 | 88,794 |
| Country Flags with the Most Green | 0 | - | 4.96 | 95,951 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 95,817 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 95,728 |
| Country Flags with the Most Black | 0 | - | 4.95 | 94,313 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 65,719 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.94 | 48,070 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 95,703 |
| Countries by Partial Flag Images #4 | 0 | - | 4.90 | 76,677 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 56,515 |
| Countries by Partial Flag Images #6 | 0 | - | 4.90 | 36,070 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 71,163 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 40,600 |
| World Coats of Arms | 0 | - | 4.99 | 61,981 |
| Countries With Blue and White Flags | 0 | - | 4.88 | 96,649 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.85 | 34,472 |
| Country Flags With Blue Removed | 0 | - | 4.91 | 41,456 |
| Countries by Partial Flag Images #7 | 0 | - | 4.87 | 27,119 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 29,653 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 69,811 |
| Countries by Satellite Image #2 | 0 | - | 4.78 | 68,328 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.55 | 45,973 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 43,503 |
| 20 Random Country Flags | 0 | - | 4.99 | 563,608 |
| Countries of the World Quiz | 0 | - | 5.00 | 45,313,790 |
| Countries by Bordering Flags #1 | 0 | - | 4.92 | 109,894 |
| Countries by Bordering Flags #2 | 0 | - | 4.87 | 81,043 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 395,338 |
| Merged Countries #2 | 0 | - | 4.96 | 96,212 |
| Merged Countries #6 | 0 | - | 4.91 | 70,856 |
| Merged Countries #7 | 0 | - | 4.94 | 80,075 |
| World Map without 12 Countries | 0 | - | 4.97 | 335,443 |
| Pixelated World Map | 0 | - | 5.00 | 138,566 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,481,004 |
| Country Shape Quiz #1 | 0 | - | 4.93 | 891,945 |
| Country Shape Quiz #2 | 0 | - | 4.97 | 407,444 |
| Every Country Shape | 0 | - | 5.00 | 430,205 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,567,308 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 342,676 |
| Former Flags | 0 | - | 4.98 | 103,638 |
| Sahara Desert Countries | 0 | - | 4.98 | 151,909 |
| Himalayan Countries | 0 | - | 4.94 | 127,691 |
| Andean Countries | 0 | - | 4.93 | 71,910 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 59,138 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 117,288 |
| Coffee Producing Countries | 0 | - | 4.84 | 62,515 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 61,557 |
| Danube Countries | 0 | - | 4.97 | 62,353 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 98,929 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 83,344 |
| Countries with the Worst Passports | 0 | - | 4.93 | 77,418 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 142,496 |
| European Landlocked Countries | 0 | - | 4.99 | 143,059 |
| Partially Recognized Countries | 0 | - | 4.98 | 101,024 |
| Countries with the Most Species | 0 | - | 4.99 | 93,593 |
| Countries 197 to 205 | 0 | - | 4.88 | 65,861 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 52,310 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 46,525 |
| Countries that Use the Peso | 0 | - | 4.89 | 57,498 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.88 | 70,987 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 55,022 |
| Countries in the Alps | 0 | - | 4.87 | 113,001 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 92,266 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 100,823 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 76,525 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 92,770 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 112,670 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.90 | 93,151 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 96,827 |
| Five Biggest Countries by Longitude | 0 | - | 4.90 | 51,001 |
| Biggest Country by Body of Water | 0 | - | 4.96 | 48,904 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 60,058 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 52,079 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 39,900 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 101,571 |
| Arctic Ocean Countries | 0 | - | 4.94 | 77,027 |
| Countries with the Most Grassland | 0 | - | 4.93 | 74,943 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 112,292 |
| Countries with the Most Climate Zones | 0 | - | 4.95 | 65,959 |
| Countries that Host the Most Refugees | 0 | - | 4.94 | 57,817 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.94 | 41,513 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 229,007 |
| World Countries - Blind Typing | 0 | - | 5.00 | 99,475 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 46,175 |
| Largest Countries By Category | 0 | - | 4.97 | 153,416 |
| Countries by Countries | 0 | - | 4.96 | 59,933 |
| Country Flags with the Most White | 0 | - | 4.86 | 134,136 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,177 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 85,448 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 49,723 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 364,662 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 389,512 |
| Island Countries Quiz | 0 | - | 4.99 | 698,277 |
| Country Flags with the Southern Cross | 0 | - | 4.70 | 54,757 |
| Similar Flags #1 | 0 | - | 4.73 | 125,606 |
| Similar Flags #2 | 0 | - | 4.78 | 121,932 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,012,839 |
| Northernmost Countries | 0 | - | 4.99 | 346,875 |
| Countries of South America | 0 | - | 5.00 | 882,974 |
| Countries of Oceania | 0 | - | 5.00 | 1,001,050 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,775,538 |
| Countries by Picture #1 | 0 | - | 4.53 | 96,277 |
| Countries by Picture #3 | 0 | - | 4.53 | 57,949 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 155,695 |
| World Map without 12 Countries #2 | 0 | - | 4.97 | 165,915 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 132,693 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,303,927 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 75,804 |
| Country Shape Quiz #3 | 0 | - | 4.91 | 288,761 |
| Country Shape Quiz #4 | 0 | - | 4.93 | 211,543 |
| Country Shape Quiz #5 | 0 | - | 4.91 | 151,252 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 100,350 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 107,789 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 118,273 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 105,024 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 78,000 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 55,617 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 83,024 |
| All Country Flags of the World | 0 | - | 5.00 | 3,421,947 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 164,851 |
| Countries with Megacities | 0 | - | 4.99 | 224,700 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 191,149 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 108,599 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 130,238 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 76,081 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 307,529 |
| Countries by Official Language | 0 | - | 4.95 | 187,152 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 286,345 |
| Countries in their Native Language | 0 | - | 4.98 | 191,432 |
| Independence from Whom | 0 | - | 4.99 | 203,887 |
| Subdivisions by Country | 0 | - | 4.85 | 49,208 |
| Who Controlled These Colonies? | 0 | - | 4.90 | 126,657 |
| Megadiverse Countries | 0 | - | 4.97 | 131,935 |
| Countries With the Most English Speakers | 0 | - | 4.89 | 125,062 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 53,903 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 123,047 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,035 |
| Most Desired Destinations for Potential Migrants | 0 | - | 4.86 | 49,771 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 157,571 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 60,587 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 89,551 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.94 | 150,674 |
| Countries with Multiple Populous Islands | 0 | - | 4.91 | 81,323 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 43,807 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 70,917 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 105,635 |
| Countries Furthest from the United States | 0 | - | 4.93 | 86,853 |
| Countries with the Highest HDI | 0 | - | 4.95 | 135,328 |
| Straight Shot to the Arctic Circle | 0 | - | 4.87 | 73,068 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 69,512 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 102,324 |
| World Map Quiz | 0 | - | 4.83 | 60,133 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 142,045 |
| Countries Connected in the World Map #2 | 0 | - | 4.98 | 76,744 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 73,548 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 72,904 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 150,289 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 70,567 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 88,491 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 52,980 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 24,591 |
| Southernmost Countries of the World | 0 | - | 4.99 | 221,656 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 101,118 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 118,795 |
| Countries With the Most Languages | 0 | - | 4.89 | 193,532 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.94 | 99,384 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 90,364 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 95,530 |
| Countries with the Most Domestic Camels | 0 | - | 4.93 | 59,446 |
| Tallest Countries North to South | 0 | - | 4.83 | 117,130 |
| Widest Countries East to West | 0 | - | 4.92 | 126,340 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 70,617 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 182,354 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 96,254 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.96 | 91,909 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 143,766 |
| Countries with the Most Desert | 0 | - | 4.93 | 124,924 |
| Countries by Contribution to UN Budget | 0 | - | 4.85 | 68,477 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 33,999 |
| Countries with Double Letters | 0 | - | 4.97 | 87,474 |
| Countries that End in N | 0 | - | 4.93 | 150,979 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 251,662 |
| Countries with Six Letters Quiz | 0 | - | 4.94 | 204,996 |
| Countries with W | 0 | - | 4.97 | 153,639 |
| Countries with Z | 0 | - | 4.98 | 281,033 |
| Countries with Letters Missing | 0 | - | 4.97 | 180,197 |
| Countries That End in U | 0 | - | 4.95 | 116,827 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 104,355 |
| Countries that End in O | 0 | - | 4.92 | 156,291 |
