| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,097 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 145,366 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 116,524 |
| Flags with the Most Stars | 0 | - | 4.91 | 137,085 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,661 |
| Flags that are Red & White Only | 0 | - | 4.97 | 164,883 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 146,564 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 76,789 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,913 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,841 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,843 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 92,839 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,935 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,727 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,350 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,799 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,860 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,266 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,713 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,056 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,271 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,340 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,232 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 72,899 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,562 |
| World Coats of Arms | 0 | - | 4.99 | 64,794 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,609 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,050 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,682 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,081 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,586 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,292 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,363 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 47,019 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,599 |
| 20 Random Country Flags | 0 | - | 4.99 | 615,311 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,643,496 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,984 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,348 |
| Landlocked Countries | 0 | - | 4.99 | 422,748 |
| Merged Countries #2 | 0 | - | 4.96 | 99,317 |
| Merged Countries #6 | 0 | - | 4.90 | 73,541 |
| Merged Countries #7 | 0 | - | 4.93 | 82,875 |
| World Map without 12 Countries | 0 | - | 4.97 | 345,187 |
| Pixelated World Map | 0 | - | 5.00 | 143,716 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 908,337 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 417,552 |
| Every Country Shape | 0 | - | 5.00 | 468,282 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,784,140 |
| Flags of North and South America | 0 | - | 4.99 | 374,779 |
| Former Flags | 0 | - | 4.97 | 108,056 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,904 |
| Himalayan Countries | 0 | - | 4.95 | 139,075 |
| Andean Countries | 0 | - | 4.93 | 84,824 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,051 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,146 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,630 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,945 |
| Danube Countries | 0 | - | 4.97 | 72,110 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,146 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,514 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,478 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 149,973 |
| European Landlocked Countries | 0 | - | 4.99 | 147,246 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,788 |
| Countries with the Most Species | 0 | - | 4.99 | 103,323 |
| Countries 197 to 205 | 0 | - | 4.90 | 70,916 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,636 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,757 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,604 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,332 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,753 |
| Countries in the Alps | 0 | - | 4.87 | 118,328 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,617 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,219 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,729 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,688 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,604 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,009 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,768 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,579 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,231 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,938 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,700 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,578 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,308 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,546 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,612 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,087 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,376 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 64,568 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,221 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,357 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,362 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,295 |
| Largest Countries By Category | 0 | - | 4.97 | 158,361 |
| Countries by Countries | 0 | - | 4.96 | 63,330 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,790 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,313 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,588 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,761 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,305 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,303 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,743 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 407,805 |
| Island Countries | 0 | - | 4.99 | 711,315 |
| Similar Flags #1 | 0 | - | 4.75 | 130,358 |
| Similar Flags #2 | 0 | - | 4.74 | 137,650 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,050,861 |
| Northernmost Countries | 0 | - | 4.99 | 362,334 |
| Countries of South America | 0 | - | 5.00 | 928,457 |
| Countries of Oceania | 0 | - | 5.00 | 1,058,286 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,879,656 |
| "Land" Countries | 0 | - | 4.98 | 337,564 |
| Countries by Picture #1 | 0 | - | 4.52 | 118,787 |
| Countries by Picture #3 | 0 | - | 4.51 | 60,926 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,597 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 173,946 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 138,828 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,385,611 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,131 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 296,570 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 226,140 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 164,659 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 38,886 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 32,919 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 104,782 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,808 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 122,451 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,585 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,884 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,402 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 86,089 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,468 |
| All Country Flags of the World | 0 | - | 5.00 | 3,685,939 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,126 |
| Countries with Megacities | 0 | - | 4.99 | 265,109 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,941 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,602 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,204 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,671 |
| Countries by Official Language | 0 | - | 4.95 | 195,411 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,594 |
| Countries in their Native Language | 0 | - | 4.99 | 199,189 |
| Independence from Whom | 0 | - | 4.99 | 212,288 |
| Subdivisions by Country | 0 | - | 4.87 | 50,467 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,865 |
| Megadiverse Countries | 0 | - | 4.96 | 135,077 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,221 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,396 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,275 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,132 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,228 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,644 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,575 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,355 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,698 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,173 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,852 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,932 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,250 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,005 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,401 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,535 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,446 |
| World Map Quiz | 0 | - | 4.81 | 65,199 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 157,688 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,792 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,478 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,722 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 154,793 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,830 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,423 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,314 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,247 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,365 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,078 |
| Countries With the Most Languages | 0 | - | 4.90 | 202,467 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,981 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,090 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,368 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,485 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,628 |
| Widest Countries East to West | 0 | - | 4.92 | 129,725 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,475 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,473 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,151 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,820 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,664 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,943 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,400 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,815 |
| Countries with Double Letters | 0 | - | 4.96 | 96,416 |
| Countries that End in N | 0 | - | 4.95 | 171,294 |
| Countries with Five Letters | 0 | - | 4.96 | 282,796 |
| Countries with Six Letters | 0 | - | 4.94 | 213,742 |
| Countries with W | 0 | - | 4.97 | 160,455 |
| Countries with Z | 0 | - | 4.98 | 291,652 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,820 |
| Countries That End in U | 0 | - | 4.95 | 120,910 |
