| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,361 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 81,959 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,446 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 142,736 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 114,206 |
| Flags with the Most Stars | 0 | - | 4.91 | 134,894 |
| Country Flags with the Southern Cross | 0 | - | 4.83 | 61,362 |
| Flags that are Red & White Only | 0 | - | 4.97 | 160,976 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 144,637 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 74,162 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 46,621 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 67,628 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,375 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 91,734 |
| Country Flags with the Most Green | 0 | - | 4.96 | 98,785 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,572 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,287 |
| Country Flags with the Most Black | 0 | - | 4.95 | 96,815 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,263 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,672 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 98,389 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 79,695 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 64,746 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 43,971 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,356 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,276 |
| World Coats of Arms | 0 | - | 4.99 | 63,854 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,034 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,621 |
| Country Flags With Blue Removed | 0 | - | 4.93 | 43,790 |
| Countries by Partial Flag Images #7 | 0 | - | 4.89 | 30,579 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,703 |
| Countries by Picture #1 | 0 | - | 4.53 | 98,374 |
| Countries by Picture #3 | 0 | - | 4.51 | 58,982 |
| 20 Random Country Flags | 0 | - | 4.99 | 604,415 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,916,420 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,062 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,626 |
| Landlocked Countries | 0 | - | 4.99 | 413,565 |
| Merged Countries #2 | 0 | - | 4.96 | 98,477 |
| Merged Countries #6 | 0 | - | 4.91 | 72,707 |
| Merged Countries #7 | 0 | - | 4.92 | 81,957 |
| World Map without 12 Countries | 0 | - | 4.97 | 342,360 |
| Pixelated World Map | 0 | - | 5.00 | 142,431 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 904,182 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 414,829 |
| Every Country Shape | 0 | - | 5.00 | 458,929 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,716,262 |
| Countries by Picture #2 | 0 | - | 4.37 | 69,565 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,151 |
| Countries by Picture #6 | 0 | - | 4.15 | 35,917 |
| Flags of North and South America | 0 | - | 4.99 | 367,202 |
| Former Flags | 0 | - | 4.97 | 106,689 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,570 |
| Himalayan Countries | 0 | - | 4.95 | 135,338 |
| Andean Countries | 0 | - | 4.94 | 82,818 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,207 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,196 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,889 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,598 |
| Danube Countries | 0 | - | 4.97 | 71,074 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,756 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,532 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,463 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,382 |
| European Landlocked Countries | 0 | - | 4.99 | 145,746 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,198 |
| Countries with the Most Species | 0 | - | 4.99 | 95,238 |
| Countries 197 to 205 | 0 | - | 4.87 | 69,334 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,197 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,367 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,957 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,572 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,949 |
| Countries in the Alps | 0 | - | 4.86 | 116,817 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,557 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,248 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,000 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,413 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,155 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,997 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,571 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,744 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,274 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,045 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,194 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,040 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,450 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,737 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,749 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,053 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,635 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,252 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,765 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,264 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,664 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,599 |
| Largest Countries By Category | 0 | - | 4.97 | 156,751 |
| Countries by Countries | 0 | - | 4.96 | 62,251 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,377 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,962 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,331 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,760 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 52,784 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,883 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,100 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,826 |
| Island Countries | 0 | - | 4.99 | 707,601 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,039 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 69,682 |
| Countries by Satellite Image #4 | 0 | - | 4.61 | 66,824 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.55 | 46,683 |
| Similar Flags #1 | 0 | - | 4.74 | 129,093 |
| Similar Flags #2 | 0 | - | 4.74 | 136,362 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,224 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,039,397 |
| Northernmost Countries | 0 | - | 4.99 | 357,700 |
| Countries of South America | 0 | - | 5.00 | 914,628 |
| Countries of Oceania | 0 | - | 5.00 | 1,040,351 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,848,161 |
| "Land" Countries | 0 | - | 4.98 | 333,638 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,396 |
| World Map without 12 Countries #2 | 0 | - | 4.97 | 171,325 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 137,013 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,362,214 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,036 |
| Country Shapes Quiz #3 | 0 | - | 4.91 | 294,437 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 224,256 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 162,204 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 34,422 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,334 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 110,657 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,266 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,296 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,028 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,562 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,033 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,612 |
| All Country Flags of the World | 0 | - | 5.00 | 3,601,869 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,180 |
| Countries with Megacities | 0 | - | 4.99 | 246,855 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,092 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,954 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,509 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,841 |
| Countries by Official Language | 0 | - | 4.95 | 192,763 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,118 |
| Countries in their Native Language | 0 | - | 4.99 | 196,627 |
| Independence from Whom | 0 | - | 4.99 | 209,683 |
| Subdivisions by Country | 0 | - | 4.86 | 50,064 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,741 |
| Megadiverse Countries | 0 | - | 4.97 | 133,897 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,792 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,918 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,427 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,858 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,654 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,996 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 92,996 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,141 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,210 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,743 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,561 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,413 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,491 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,502 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,671 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,021 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 108,576 |
| World Map Quiz | 0 | - | 4.81 | 63,492 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 152,654 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 79,604 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,317 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 75,579 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 153,539 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 72,808 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,324 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,603 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.99 | 28,067 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,343 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 103,981 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 121,945 |
| Countries With the Most Languages | 0 | - | 4.90 | 199,738 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 109,849 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 93,057 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,271 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 60,941 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,333 |
| Widest Countries East to West | 0 | - | 4.92 | 128,600 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,217 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,204 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,562 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,683 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,626 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,036 |
| Countries by Contribution to UN Budget | 0 | - | 4.86 | 69,050 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,581 |
| Countries with Double Letters | 0 | - | 4.97 | 93,384 |
| Countries that End in N | 0 | - | 4.94 | 156,808 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 258,677 |
