| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,364 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 81,964 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,448 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 142,747 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 114,212 |
| Flags with the Most Stars | 0 | - | 4.91 | 134,904 |
| Country Flags with the Southern Cross | 0 | - | 4.83 | 61,369 |
| Flags that are Red & White Only | 0 | - | 4.97 | 161,152 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 144,652 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 74,194 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 46,628 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 67,637 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,382 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 91,739 |
| Country Flags with the Most Green | 0 | - | 4.96 | 98,801 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,578 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,291 |
| Country Flags with the Most Black | 0 | - | 4.95 | 96,820 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,266 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,674 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 98,392 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 79,696 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 64,751 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 43,975 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,357 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,279 |
| World Coats of Arms | 0 | - | 4.99 | 63,863 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,038 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,623 |
| Country Flags With Blue Removed | 0 | - | 4.93 | 43,790 |
| Countries by Partial Flag Images #7 | 0 | - | 4.89 | 30,579 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,704 |
| Countries by Picture #1 | 0 | - | 4.53 | 98,376 |
| Countries by Picture #3 | 0 | - | 4.51 | 58,983 |
| 20 Random Country Flags | 0 | - | 4.99 | 604,448 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,919,715 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,064 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,626 |
| Landlocked Countries | 0 | - | 4.99 | 413,617 |
| Merged Countries #2 | 0 | - | 4.96 | 98,481 |
| Merged Countries #6 | 0 | - | 4.91 | 72,709 |
| Merged Countries #7 | 0 | - | 4.92 | 81,958 |
| World Map without 12 Countries | 0 | - | 4.97 | 342,369 |
| Pixelated World Map | 0 | - | 5.00 | 142,437 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 904,215 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 414,851 |
| Every Country Shape | 0 | - | 5.00 | 458,958 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,716,745 |
| Countries by Picture #2 | 0 | - | 4.37 | 69,567 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,151 |
| Countries by Picture #6 | 0 | - | 4.15 | 35,918 |
| Flags of North and South America | 0 | - | 4.99 | 367,261 |
| Former Flags | 0 | - | 4.97 | 106,696 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,588 |
| Himalayan Countries | 0 | - | 4.95 | 135,348 |
| Andean Countries | 0 | - | 4.94 | 82,825 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,212 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,210 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,898 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,607 |
| Danube Countries | 0 | - | 4.97 | 71,080 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,765 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,538 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,478 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,397 |
| European Landlocked Countries | 0 | - | 4.99 | 145,751 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,213 |
| Countries with the Most Species | 0 | - | 4.99 | 95,241 |
| Countries 197 to 205 | 0 | - | 4.87 | 69,342 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,197 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,370 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,957 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,576 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,953 |
| Countries in the Alps | 0 | - | 4.86 | 116,821 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,562 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,254 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,011 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,419 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,159 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,002 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,575 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,746 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,293 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,050 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,194 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,042 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,453 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,747 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,751 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,063 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,642 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,254 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,769 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,298 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,673 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,600 |
| Largest Countries By Category | 0 | - | 4.97 | 156,757 |
| Countries by Countries | 0 | - | 4.96 | 62,255 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,384 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,963 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,331 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,765 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 52,792 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,938 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,113 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,845 |
| Island Countries | 0 | - | 4.99 | 707,623 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,041 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 69,683 |
| Countries by Satellite Image #4 | 0 | - | 4.61 | 66,825 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.55 | 46,683 |
| Similar Flags #1 | 0 | - | 4.74 | 129,103 |
| Similar Flags #2 | 0 | - | 4.74 | 136,366 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,226 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,039,440 |
| Northernmost Countries | 0 | - | 4.99 | 357,721 |
| Countries of South America | 0 | - | 5.00 | 914,741 |
| Countries of Oceania | 0 | - | 5.00 | 1,040,421 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,848,323 |
| "Land" Countries | 0 | - | 4.98 | 333,653 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,403 |
| World Map without 12 Countries #2 | 0 | - | 4.97 | 171,333 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 137,022 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,362,321 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,038 |
| Country Shapes Quiz #3 | 0 | - | 4.91 | 294,470 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 224,274 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 162,251 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 34,436 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,341 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 110,661 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,274 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,299 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,034 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,565 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,037 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,615 |
| All Country Flags of the World | 0 | - | 5.00 | 3,602,212 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,209 |
| Countries with Megacities | 0 | - | 4.99 | 246,896 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,113 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,963 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,525 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,853 |
| Countries by Official Language | 0 | - | 4.95 | 192,769 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,129 |
| Countries in their Native Language | 0 | - | 4.99 | 196,636 |
| Independence from Whom | 0 | - | 4.99 | 209,690 |
| Subdivisions by Country | 0 | - | 4.86 | 50,064 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,747 |
| Megadiverse Countries | 0 | - | 4.97 | 133,901 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,800 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,918 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,427 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,860 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,656 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,998 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,012 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,142 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,212 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,744 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,570 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,417 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,493 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,503 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,674 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,025 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 108,586 |
| World Map Quiz | 0 | - | 4.81 | 63,494 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 152,673 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 79,610 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,323 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 75,585 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 153,539 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 72,812 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,331 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,606 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.99 | 28,090 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,348 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 103,987 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 121,951 |
| Countries With the Most Languages | 0 | - | 4.90 | 199,751 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 109,853 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 93,059 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,277 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 60,946 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,336 |
| Widest Countries East to West | 0 | - | 4.92 | 128,603 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,218 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,210 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,563 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,686 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,629 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,039 |
| Countries by Contribution to UN Budget | 0 | - | 4.86 | 69,051 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,582 |
| Countries with Double Letters | 0 | - | 4.97 | 93,391 |
| Countries that End in N | 0 | - | 4.94 | 156,860 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 258,686 |
