| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,368 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 81,966 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,450 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 142,751 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 114,216 |
| Flags with the Most Stars | 0 | - | 4.91 | 134,907 |
| Country Flags with the Southern Cross | 0 | - | 4.83 | 61,373 |
| Flags that are Red & White Only | 0 | - | 4.97 | 161,224 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 144,657 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 74,207 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 46,629 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 67,642 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,386 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 91,742 |
| Country Flags with the Most Green | 0 | - | 4.96 | 98,807 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,579 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,294 |
| Country Flags with the Most Black | 0 | - | 4.95 | 96,823 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,267 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,674 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 98,395 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 79,698 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 64,754 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 43,977 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,360 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,279 |
| World Coats of Arms | 0 | - | 4.99 | 63,868 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,040 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,623 |
| Country Flags With Blue Removed | 0 | - | 4.93 | 43,791 |
| Countries by Partial Flag Images #7 | 0 | - | 4.89 | 30,583 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,704 |
| Countries by Picture #1 | 0 | - | 4.53 | 98,378 |
| Countries by Picture #3 | 0 | - | 4.51 | 58,984 |
| 20 Random Country Flags | 0 | - | 4.99 | 604,481 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,921,782 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,065 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,626 |
| Landlocked Countries | 0 | - | 4.99 | 413,646 |
| Merged Countries #2 | 0 | - | 4.96 | 98,484 |
| Merged Countries #6 | 0 | - | 4.91 | 72,715 |
| Merged Countries #7 | 0 | - | 4.92 | 81,960 |
| World Map without 12 Countries | 0 | - | 4.97 | 342,380 |
| Pixelated World Map | 0 | - | 5.00 | 142,438 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 904,233 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 414,860 |
| Every Country Shape | 0 | - | 5.00 | 458,984 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,717,033 |
| Countries by Picture #2 | 0 | - | 4.37 | 69,570 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,153 |
| Countries by Picture #6 | 0 | - | 4.15 | 35,919 |
| Flags of North and South America | 0 | - | 4.99 | 367,294 |
| Former Flags | 0 | - | 4.97 | 106,703 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,598 |
| Himalayan Countries | 0 | - | 4.95 | 135,359 |
| Andean Countries | 0 | - | 4.94 | 82,829 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,220 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,218 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,904 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,611 |
| Danube Countries | 0 | - | 4.97 | 71,080 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,768 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,539 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,488 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,405 |
| European Landlocked Countries | 0 | - | 4.99 | 145,755 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,215 |
| Countries with the Most Species | 0 | - | 4.99 | 95,241 |
| Countries 197 to 205 | 0 | - | 4.87 | 69,347 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,198 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,370 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,958 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,578 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,953 |
| Countries in the Alps | 0 | - | 4.86 | 116,823 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,566 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,257 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,013 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,422 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,162 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,003 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,581 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,759 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,299 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,059 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,196 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,045 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,454 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,748 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,755 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,064 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,646 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,254 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,774 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,311 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,677 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,603 |
| Largest Countries By Category | 0 | - | 4.97 | 156,761 |
| Countries by Countries | 0 | - | 4.96 | 62,256 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,389 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,963 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,332 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,767 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 52,801 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,978 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,128 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,857 |
| Island Countries | 0 | - | 4.99 | 707,634 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,042 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 69,683 |
| Countries by Satellite Image #4 | 0 | - | 4.61 | 66,826 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.55 | 46,683 |
| Similar Flags #1 | 0 | - | 4.74 | 129,106 |
| Similar Flags #2 | 0 | - | 4.74 | 136,370 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,226 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,039,463 |
| Northernmost Countries | 0 | - | 4.99 | 357,736 |
| Countries of South America | 0 | - | 5.00 | 914,791 |
| Countries of Oceania | 0 | - | 5.00 | 1,040,482 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,848,409 |
| "Land" Countries | 0 | - | 4.98 | 333,660 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,406 |
| World Map without 12 Countries #2 | 0 | - | 4.97 | 171,345 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 137,026 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,362,379 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,041 |
| Country Shapes Quiz #3 | 0 | - | 4.91 | 294,482 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 224,288 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 162,271 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 34,444 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,346 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 110,662 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,277 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,303 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,039 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,570 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,041 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,617 |
| All Country Flags of the World | 0 | - | 5.00 | 3,602,468 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,231 |
| Countries with Megacities | 0 | - | 4.99 | 246,933 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,130 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,978 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,548 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,864 |
| Countries by Official Language | 0 | - | 4.95 | 192,773 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,138 |
| Countries in their Native Language | 0 | - | 4.99 | 196,640 |
| Independence from Whom | 0 | - | 4.99 | 209,693 |
| Subdivisions by Country | 0 | - | 4.86 | 50,064 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,751 |
| Megadiverse Countries | 0 | - | 4.97 | 133,903 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,804 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,919 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,428 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,862 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,660 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,999 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,019 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,149 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,213 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,746 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,576 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,418 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,493 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,504 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,675 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,028 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 108,595 |
| World Map Quiz | 0 | - | 4.81 | 63,495 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 152,678 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 79,612 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,326 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 75,586 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 153,540 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 72,813 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,333 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,608 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.99 | 28,105 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,354 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 103,990 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 121,953 |
| Countries With the Most Languages | 0 | - | 4.90 | 199,770 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 109,856 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 93,063 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,279 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 60,947 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,338 |
| Widest Countries East to West | 0 | - | 4.92 | 128,605 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,218 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,212 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,564 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,688 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,633 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,043 |
| Countries by Contribution to UN Budget | 0 | - | 4.86 | 69,051 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,583 |
| Countries with Double Letters | 0 | - | 4.97 | 93,395 |
| Countries that End in N | 0 | - | 4.94 | 156,882 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 258,689 |
