| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,337 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 81,942 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,437 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 142,683 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 114,160 |
| Flags with the Most Stars | 0 | - | 4.91 | 134,829 |
| Country Flags with the Southern Cross | 0 | - | 4.83 | 61,338 |
| Flags that are Red & White Only | 0 | - | 4.97 | 160,173 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 144,587 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 74,015 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 46,578 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 67,594 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,350 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 91,704 |
| Country Flags with the Most Green | 0 | - | 4.96 | 98,765 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,555 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,262 |
| Country Flags with the Most Black | 0 | - | 4.95 | 96,794 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,253 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,656 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 98,365 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 79,673 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 64,728 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 43,952 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,346 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,269 |
| World Coats of Arms | 0 | - | 4.99 | 63,842 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,022 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,607 |
| Country Flags With Blue Removed | 0 | - | 4.93 | 43,762 |
| Countries by Partial Flag Images #7 | 0 | - | 4.89 | 30,549 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,693 |
| Countries by Picture #1 | 0 | - | 4.53 | 98,358 |
| Countries by Picture #3 | 0 | - | 4.51 | 58,974 |
| Guess the Country by a Picture Hint | 0 | - | 4.42 | 47,379 |
| 20 Random Country Flags | 0 | - | 4.99 | 604,231 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,043 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,600 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,903,933 |
| Merged Countries #2 | 0 | - | 4.96 | 98,462 |
| Merged Countries #6 | 0 | - | 4.91 | 72,693 |
| Merged Countries #7 | 0 | - | 4.92 | 81,939 |
| Landlocked Countries | 0 | - | 4.99 | 413,420 |
| World Map without 12 Countries | 0 | - | 4.97 | 342,308 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 904,077 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 414,751 |
| Every Country Shape | 0 | - | 5.00 | 458,745 |
| Flags of North and South America | 0 | - | 4.99 | 366,964 |
| Pixelated World Map | 0 | - | 5.00 | 142,407 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,714,949 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 52,752 |
| Countries by Picture #4 | 0 | - | 4.15 | 45,036 |
| Countries by Picture #2 | 0 | - | 4.37 | 69,555 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,146 |
| Countries by Picture #6 | 0 | - | 4.15 | 35,912 |
| Former Flags | 0 | - | 4.97 | 106,656 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,367 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,500 |
| Himalayan Countries | 0 | - | 4.95 | 135,281 |
| Andean Countries | 0 | - | 4.94 | 82,791 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,193 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,143 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,859 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,567 |
| Danube Countries | 0 | - | 4.97 | 71,062 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,730 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,517 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,427 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,351 |
| European Landlocked Countries | 0 | - | 4.99 | 145,731 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,171 |
| Countries with the Most Species | 0 | - | 4.99 | 95,234 |
| Countries 197 to 205 | 0 | - | 4.87 | 69,311 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,193 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,360 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,948 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,561 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,936 |
| Countries in the Alps | 0 | - | 4.86 | 116,788 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,537 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,223 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,991 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,404 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,131 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,979 |
| World Map without 12 Countries #2 | 0 | - | 4.97 | 171,273 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 136,976 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,552 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,736 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,188 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,036 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,189 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,031 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,431 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,722 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,028 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 69,671 |
| Countries by Satellite Image #4 | 0 | - | 4.61 | 66,803 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.55 | 46,673 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,735 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,020 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,621 |
| Similar Flags #1 | 0 | - | 4.74 | 129,073 |
| Similar Flags #2 | 0 | - | 4.74 | 136,342 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,246 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,214 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,750 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,181 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,604 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,591 |
| Largest Countries By Category | 0 | - | 4.97 | 156,721 |
| Countries by Countries | 0 | - | 4.96 | 62,242 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,014 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,352 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,958 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,323 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,739 |
| Country Shapes Quiz #3 | 0 | - | 4.91 | 294,314 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 224,191 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 161,938 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 34,363 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,306 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 110,628 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,238 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,277 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,012 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,540 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,018 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,593 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,640 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,057 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,741 |
| Island Countries | 0 | - | 4.99 | 707,543 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,361,758 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,039,231 |
| Northernmost Countries | 0 | - | 4.99 | 357,625 |
| Countries of South America | 0 | - | 5.00 | 914,390 |
| Countries of Oceania | 0 | - | 5.00 | 1,040,068 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,847,666 |
| "Land" Countries | 0 | - | 4.98 | 333,595 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,705,034 |
| All Country Flags of the World | 0 | - | 5.00 | 3,600,464 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 79,573 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,291 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 75,558 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 153,508 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 72,781 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,588 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.99 | 27,984 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,223,915 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,502 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,730 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,538 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,074 |
| Countries with Megacities | 0 | - | 4.99 | 246,683 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,003 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,861 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,430 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,787 |
| Countries by Official Language | 0 | - | 4.95 | 192,731 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,069 |
| Countries in their Native Language | 0 | - | 4.99 | 196,594 |
| Independence from Whom | 0 | - | 4.99 | 209,635 |
| Subdivisions by Country | 0 | - | 4.86 | 50,060 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,712 |
| Megadiverse Countries | 0 | - | 4.97 | 133,884 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,758 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,910 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,417 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,853 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,628 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,986 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 92,886 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,130 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,208 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,738 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,529 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,404 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,480 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,490 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,653 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,012 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 108,531 |
| World Map Quiz | 0 | - | 4.81 | 63,473 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 152,557 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,310 |
| Countries by Founding Story | 0 | - | 4.95 | 76,511 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,308 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 103,966 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 121,925 |
| Countries With the Most Languages | 0 | - | 4.90 | 199,687 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 109,833 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 93,040 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,253 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 60,931 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,323 |
| Widest Countries East to West | 0 | - | 4.92 | 128,593 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,215 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,183 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,560 |