| Countries by Satellite Image #1 | 0 | - | 4.89 | 145,353 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,386 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,749 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 144,369 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,633 |
| Flags with the Most Stars | 0 | - | 4.91 | 136,136 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,089 |
| Flags that are Red & White Only | 0 | - | 4.97 | 164,061 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,752 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,847 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,364 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,340 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,238 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,363 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,471 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,229 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,935 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,385 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,638 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,027 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,304 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,603 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,819 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,923 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,711 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,679 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,452 |
| World Coats of Arms | 0 | - | 4.99 | 64,361 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,368 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,879 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,334 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,897 |
| Countries by Picture #1 | 0 | - | 4.53 | 99,319 |
| Countries by Picture #3 | 0 | - | 4.51 | 59,318 |
| 20 Random Country Flags | 0 | - | 4.99 | 610,832 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,349,501 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,607 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,042 |
| Landlocked Countries | 0 | - | 4.99 | 419,176 |
| Merged Countries #2 | 0 | - | 4.96 | 98,933 |
| Merged Countries #6 | 0 | - | 4.90 | 73,151 |
| Merged Countries #7 | 0 | - | 4.93 | 82,478 |
| World Map without 12 Countries | 0 | - | 4.97 | 344,035 |
| Pixelated World Map | 0 | - | 5.00 | 143,187 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 906,524 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 416,382 |
| Every Country Shape | 0 | - | 5.00 | 464,048 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,758,023 |
| Countries by Picture #2 | 0 | - | 4.37 | 70,013 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,383 |
| Countries by Picture #6 | 0 | - | 4.15 | 36,089 |
| Flags of North and South America | 0 | - | 4.99 | 372,170 |
| Former Flags | 0 | - | 4.97 | 107,523 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,082 |
| Himalayan Countries | 0 | - | 4.95 | 137,516 |
| Andean Countries | 0 | - | 4.95 | 83,985 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,257 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,730 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,879 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,378 |
| Danube Countries | 0 | - | 4.97 | 71,689 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,594 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,084 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,689 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,763 |
| European Landlocked Countries | 0 | - | 4.99 | 146,800 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,165 |
| Countries with the Most Species | 0 | - | 4.99 | 102,936 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,304 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,436 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,597 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,320 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,004 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,384 |
| Countries in the Alps | 0 | - | 4.87 | 117,724 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,159 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,409 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,434 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,022 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,128 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,729 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,304 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,208 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,977 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,572 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,496 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,348 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,948 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,206 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,229 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,235 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,080 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,583 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,557 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,476 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,274 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,012 |
| Largest Countries By Category | 0 | - | 4.97 | 157,673 |
| Countries by Countries | 0 | - | 4.96 | 62,856 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,240 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,168 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,477 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,340 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,597 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,176 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,663 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,209 |
| Island Countries | 0 | - | 4.99 | 709,850 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,321 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,002 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,109 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 46,867 |
| Similar Flags #1 | 0 | - | 4.75 | 129,823 |
| Similar Flags #2 | 0 | - | 4.74 | 137,130 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,429 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,046,281 |
| Northernmost Countries | 0 | - | 4.99 | 360,569 |
| Countries of South America | 0 | - | 5.00 | 923,177 |
| Countries of Oceania | 0 | - | 5.00 | 1,051,513 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,867,013 |
| "Land" Countries | 0 | - | 4.98 | 335,838 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,073 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 172,893 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 137,993 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,376,183 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,688 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 295,653 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 225,288 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 163,931 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 36,319 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 104,300 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,338 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 122,000 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,178 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,532 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,059 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,757 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,111 |
| All Country Flags of the World | 0 | - | 5.00 | 3,651,306 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,090 |
| Countries with Megacities | 0 | - | 4.99 | 261,013 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,948 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,024 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,225 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,043 |
| Countries by Official Language | 0 | - | 4.95 | 194,672 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,588 |
| Countries in their Native Language | 0 | - | 4.99 | 198,220 |
| Independence from Whom | 0 | - | 4.99 | 211,368 |
| Subdivisions by Country | 0 | - | 4.86 | 50,295 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,748 |
| Megadiverse Countries | 0 | - | 4.96 | 134,785 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,572 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,194 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,762 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,024 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,728 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,396 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,007 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,854 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,496 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,998 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,033 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,727 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,006 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,792 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,166 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,334 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,252 |
| World Map Quiz | 0 | - | 4.81 | 64,584 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 155,698 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,286 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,988 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,232 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 154,256 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,399 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,052 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,967 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 30,513 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,551 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,950 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,669 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,385 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,538 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,693 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,848 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,277 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,304 |
| Widest Countries East to West | 0 | - | 4.92 | 129,394 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,387 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,978 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,998 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,526 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,242 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,569 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,245 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,730 |
| Countries with Double Letters | 0 | - | 4.97 | 95,122 |
| Countries that End in N | 0 | - | 4.95 | 170,055 |
| Countries with Five Letters | 0 | - | 4.96 | 280,433 |
