| Countries by Satellite Image #1 | 0 | - | 4.89 | 145,797 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,666 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,938 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 144,786 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 116,018 |
| Flags with the Most Stars | 0 | - | 4.91 | 136,482 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,315 |
| Flags that are Red & White Only | 0 | - | 4.97 | 164,391 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 146,064 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 76,203 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,572 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,555 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,483 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 92,532 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,645 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,415 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,091 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,520 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,718 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,114 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,442 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,767 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,976 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,072 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,899 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,764 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,499 |
| World Coats of Arms | 0 | - | 4.99 | 64,508 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,469 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,945 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,461 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,958 |
| Countries by Picture #1 | 0 | - | 4.50 | 113,659 |
| Countries by Picture #3 | 0 | - | 4.51 | 60,484 |
| 20 Random Country Flags | 0 | - | 4.99 | 612,292 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,448,709 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,730 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,155 |
| Landlocked Countries | 0 | - | 4.99 | 420,350 |
| Merged Countries #2 | 0 | - | 4.96 | 99,067 |
| Merged Countries #6 | 0 | - | 4.90 | 73,269 |
| Merged Countries #7 | 0 | - | 4.93 | 82,615 |
| World Map without 12 Countries | 0 | - | 4.97 | 344,397 |
| Pixelated World Map | 0 | - | 5.00 | 143,385 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 907,083 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 416,722 |
| Every Country Shape | 0 | - | 5.00 | 465,249 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,766,709 |
| Countries by Picture #2 | 0 | - | 4.37 | 71,577 |
| Countries by Picture #5 | 0 | - | 4.25 | 44,212 |
| Countries by Picture #6 | 0 | - | 4.16 | 36,830 |
| Flags of North and South America | 0 | - | 4.99 | 373,047 |
| Former Flags | 0 | - | 4.97 | 107,724 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,643 |
| Himalayan Countries | 0 | - | 4.95 | 138,042 |
| Andean Countries | 0 | - | 4.95 | 84,236 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,461 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 125,284 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,098 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,541 |
| Danube Countries | 0 | - | 4.97 | 71,813 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,764 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,208 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,939 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,388 |
| European Landlocked Countries | 0 | - | 4.99 | 146,950 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,354 |
| Countries with the Most Species | 0 | - | 4.99 | 103,075 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,515 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,494 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,652 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,432 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,112 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,497 |
| Countries in the Alps | 0 | - | 4.87 | 117,942 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 99,118 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,673 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,540 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,435 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,285 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,826 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,456 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,326 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,067 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,695 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,560 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,415 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,057 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,338 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,353 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,493 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,167 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,679 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,788 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 243,100 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,629 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,099 |
| Largest Countries By Category | 0 | - | 4.97 | 157,905 |
| Countries by Countries | 0 | - | 4.97 | 63,001 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,441 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,213 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,505 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,493 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,766 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,178 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,005 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 406,157 |
| Island Countries | 0 | - | 4.99 | 710,332 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,436 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,131 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,206 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 46,930 |
| Similar Flags #1 | 0 | - | 4.75 | 130,023 |
| Similar Flags #2 | 0 | - | 4.74 | 137,305 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,503 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,047,705 |
| Northernmost Countries | 0 | - | 4.99 | 361,173 |
| Countries of South America | 0 | - | 5.00 | 924,915 |
| Countries of Oceania | 0 | - | 5.00 | 1,053,803 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,871,481 |
| "Land" Countries | 0 | - | 4.98 | 336,171 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,258 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 173,183 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 138,222 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,379,325 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,857 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 295,911 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 225,508 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 164,148 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 36,780 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 104,456 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,500 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 122,151 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,306 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,654 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,181 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,880 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,227 |
| All Country Flags of the World | 0 | - | 5.00 | 3,663,343 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,436 |
| Countries with Megacities | 0 | - | 4.99 | 263,272 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,269 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,229 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,569 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,268 |
| Countries by Official Language | 0 | - | 4.95 | 194,914 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,922 |
| Countries in their Native Language | 0 | - | 4.99 | 198,439 |
| Independence from Whom | 0 | - | 4.99 | 211,684 |
| Subdivisions by Country | 0 | - | 4.86 | 50,355 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,957 |
| Megadiverse Countries | 0 | - | 4.96 | 134,871 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,770 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,252 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,841 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,058 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,897 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,471 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,197 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,930 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,557 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,035 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 77,323 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,787 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,087 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,860 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,251 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,409 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,624 |
| World Map Quiz | 0 | - | 4.81 | 64,846 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 156,352 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,438 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,147 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,392 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 154,416 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,547 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,179 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,080 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 31,021 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,765 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 105,080 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,821 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,746 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,699 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,835 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,970 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,347 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,423 |
| Widest Countries East to West | 0 | - | 4.92 | 129,492 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,415 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,153 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,057 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,633 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,401 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,695 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,307 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,760 |
| Countries with Double Letters | 0 | - | 4.97 | 95,375 |
| Countries that End in N | 0 | - | 4.95 | 170,407 |
| Countries with Five Letters | 0 | - | 4.96 | 281,326 |
