| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,816 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,141 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,567 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 143,671 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,044 |
| Flags with the Most Stars | 0 | - | 4.91 | 135,513 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 61,698 |
| Flags that are Red & White Only | 0 | - | 4.97 | 163,382 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,188 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,134 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 46,993 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 67,980 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,775 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,027 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,111 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,879 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 98,588 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,065 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,440 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,827 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 98,957 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,266 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,454 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,584 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,503 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,356 |
| World Coats of Arms | 0 | - | 4.99 | 64,076 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,190 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,740 |
| Country Flags With Blue Removed | 0 | - | 4.93 | 44,032 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,321 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,801 |
| Countries by Picture #1 | 0 | - | 4.53 | 98,574 |
| Countries by Picture #3 | 0 | - | 4.51 | 59,100 |
| 20 Random Country Flags | 0 | - | 4.99 | 607,561 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,106,269 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,284 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,843 |
| Landlocked Countries | 0 | - | 4.99 | 415,897 |
| Merged Countries #2 | 0 | - | 4.96 | 98,653 |
| Merged Countries #6 | 0 | - | 4.90 | 72,907 |
| Merged Countries #7 | 0 | - | 4.92 | 82,146 |
| World Map without 12 Countries | 0 | - | 4.97 | 343,116 |
| Pixelated World Map | 0 | - | 5.00 | 142,787 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 905,273 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 415,543 |
| Every Country Shape | 0 | - | 5.00 | 461,046 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,735,322 |
| Countries by Picture #2 | 0 | - | 4.37 | 69,693 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,222 |
| Countries by Picture #6 | 0 | - | 4.15 | 35,972 |
| Flags of North and South America | 0 | - | 4.99 | 369,534 |
| Former Flags | 0 | - | 4.97 | 107,066 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,542 |
| Himalayan Countries | 0 | - | 4.95 | 136,182 |
| Andean Countries | 0 | - | 4.95 | 83,284 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,579 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,780 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,280 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,901 |
| Danube Countries | 0 | - | 4.97 | 71,320 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 116,088 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,776 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,992 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,952 |
| European Landlocked Countries | 0 | - | 4.99 | 146,030 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,641 |
| Countries with the Most Species | 0 | - | 4.99 | 95,385 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,777 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,292 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,465 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,105 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,752 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,126 |
| Countries in the Alps | 0 | - | 4.86 | 117,228 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,825 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,725 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,201 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,652 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,456 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,194 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,888 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,941 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,739 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,274 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,312 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,174 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,664 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,928 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,938 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,585 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,839 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,378 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,114 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,601 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,395 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,775 |
| Largest Countries By Category | 0 | - | 4.97 | 157,148 |
| Countries by Countries | 0 | - | 4.96 | 62,512 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,766 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,053 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,394 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,025 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,168 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,307 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,468 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,140 |
| Island Countries | 0 | - | 4.99 | 708,566 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,161 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 69,814 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 66,956 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 46,769 |
| Similar Flags #1 | 0 | - | 4.74 | 129,414 |
| Similar Flags #2 | 0 | - | 4.74 | 136,688 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,319 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,042,494 |
| Northernmost Countries | 0 | - | 4.99 | 359,013 |
| Countries of South America | 0 | - | 5.00 | 918,680 |
| Countries of Oceania | 0 | - | 5.00 | 1,045,471 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,856,273 |
| "Land" Countries | 0 | - | 4.98 | 334,256 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,717 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 172,227 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 137,467 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,368,640 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,353 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 295,035 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 224,759 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 163,341 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 35,188 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,634 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 110,924 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,581 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,563 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,227 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,769 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,275 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,835 |
| All Country Flags of the World | 0 | - | 5.00 | 3,623,236 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,083 |
| Countries with Megacities | 0 | - | 4.99 | 248,565 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,962 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,445 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,337 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,394 |
| Countries by Official Language | 0 | - | 4.95 | 193,738 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 294,230 |
| Countries in their Native Language | 0 | - | 4.99 | 197,401 |
| Independence from Whom | 0 | - | 4.99 | 210,371 |
| Subdivisions by Country | 0 | - | 4.86 | 50,167 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,197 |
| Megadiverse Countries | 0 | - | 4.96 | 134,496 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,608 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,051 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,582 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,930 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,955 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,171 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,455 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,500 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,325 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,795 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 76,059 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,548 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,649 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,618 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,823 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,159 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,310 |
| World Map Quiz | 0 | - | 4.81 | 63,925 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 153,996 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 79,935 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,612 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 75,864 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 153,863 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,067 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,644 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,760 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.99 | 29,205 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,918 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,596 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,310 |
| Countries With the Most Languages | 0 | - | 4.89 | 200,507 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,182 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,378 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,565 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,107 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,584 |
| Widest Countries East to West | 0 | - | 4.92 | 129,086 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,304 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,564 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,675 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,912 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,908 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,293 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 76,952 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,655 |
| Countries with Double Letters | 0 | - | 4.96 | 93,807 |
| Countries that End in N | 0 | - | 4.94 | 157,237 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 259,195 |
