| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,112 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,557 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 143,596 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 114,978 |
| Flags with the Most Stars | 0 | - | 4.91 | 135,454 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 61,661 |
| Flags that are Red & White Only | 0 | - | 4.97 | 163,294 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,141 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,038 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 46,957 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 67,951 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,733 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 91,995 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,075 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,847 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 98,560 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,037 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,426 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,813 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 98,923 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,226 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,398 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,531 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,487 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,342 |
| World Coats of Arms | 0 | - | 4.99 | 64,051 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,184 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,730 |
| Country Flags With Blue Removed | 0 | - | 4.93 | 43,998 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,278 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,788 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,152 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 69,800 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 66,947 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 46,758 |
| 20 Random Country Flags | 0 | - | 4.99 | 607,191 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,081,913 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,261 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,810 |
| Landlocked Countries | 0 | - | 4.99 | 415,641 |
| Merged Countries #2 | 0 | - | 4.96 | 98,628 |
| Merged Countries #6 | 0 | - | 4.90 | 72,872 |
| Merged Countries #7 | 0 | - | 4.92 | 82,116 |
| World Map without 12 Countries | 0 | - | 4.97 | 343,042 |
| Pixelated World Map | 0 | - | 5.00 | 142,744 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 905,140 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 415,466 |
| Every Country Shape | 0 | - | 5.00 | 460,817 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,733,105 |
| Flags of North and South America | 0 | - | 4.99 | 369,272 |
| Former Flags | 0 | - | 4.97 | 107,009 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,422 |
| Himalayan Countries | 0 | - | 4.95 | 136,076 |
| Andean Countries | 0 | - | 4.95 | 83,223 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,541 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,706 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,228 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,871 |
| Danube Countries | 0 | - | 4.97 | 71,289 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,043 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,741 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,925 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,871 |
| European Landlocked Countries | 0 | - | 4.99 | 145,997 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,580 |
| Countries with the Most Species | 0 | - | 4.99 | 95,361 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,706 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,281 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,448 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,084 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,736 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,103 |
| Countries in the Alps | 0 | - | 4.86 | 117,165 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,789 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,650 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,175 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,612 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,416 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,165 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,837 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,915 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,715 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,232 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,285 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,155 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,641 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,907 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,916 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,524 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,818 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,362 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,076 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,435 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,284 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,748 |
| Largest Countries By Category | 0 | - | 4.97 | 157,082 |
| Countries by Countries | 0 | - | 4.96 | 62,469 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,721 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,040 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,387 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,990 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,125 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,069 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,961 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 402,943 |
| Island Countries | 0 | - | 4.99 | 708,444 |
| Similar Flags #1 | 0 | - | 4.74 | 129,374 |
| Similar Flags #2 | 0 | - | 4.74 | 136,649 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,042,115 |
| Northernmost Countries | 0 | - | 4.99 | 358,852 |
| Countries of South America | 0 | - | 5.00 | 918,265 |
| Countries of Oceania | 0 | - | 5.00 | 1,044,837 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,855,312 |
| "Land" Countries | 0 | - | 4.98 | 334,167 |
| Countries by Picture #1 | 0 | - | 4.53 | 98,548 |
| Countries by Picture #3 | 0 | - | 4.51 | 59,083 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,675 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 172,162 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 137,425 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,367,893 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,320 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 294,969 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 224,714 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 163,280 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 35,101 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,591 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 110,888 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,536 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,527 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,199 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,739 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,237 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,807 |
| All Country Flags of the World | 0 | - | 5.00 | 3,620,540 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,992 |
| Countries with Megacities | 0 | - | 4.99 | 248,381 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,884 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,398 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,271 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,337 |
| Countries by Official Language | 0 | - | 4.95 | 193,300 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,856 |
| Countries in their Native Language | 0 | - | 4.99 | 197,111 |
| Independence from Whom | 0 | - | 4.99 | 210,235 |
| Subdivisions by Country | 0 | - | 4.86 | 50,155 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,121 |
| Megadiverse Countries | 0 | - | 4.96 | 134,479 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,283 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,029 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,563 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,919 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,919 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,150 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,393 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,472 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,313 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,790 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 75,996 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,532 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,638 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,601 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,812 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,135 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,225 |
| World Map Quiz | 0 | - | 4.81 | 63,865 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 153,852 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 79,892 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,572 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 75,834 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 153,821 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,034 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,623 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,742 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.99 | 29,059 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,847 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,562 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,283 |
| Countries With the Most Languages | 0 | - | 4.89 | 200,432 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,149 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,349 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,537 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,094 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,560 |
| Widest Countries East to West | 0 | - | 4.92 | 129,051 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,296 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,529 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,662 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,888 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,871 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,260 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 76,854 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,649 |
| Countries with Double Letters | 0 | - | 4.96 | 93,747 |
| Countries that End in N | 0 | - | 4.94 | 157,185 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 259,112 |
| Countries with Six Letters | 0 | - | 4.93 | 210,770 |
| Countries with W | 0 | - | 4.97 | 158,461 |
| Countries with Z | 0 | - | 4.98 | 288,316 |
| Countries with Letters Missing | 0 | - | 4.97 | 184,809 |
| Countries That End in U | 0 | - | 4.95 | 119,633 |
