| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,190 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,605 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 143,823 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,163 |
| Flags with the Most Stars | 0 | - | 4.91 | 135,675 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 61,794 |
| Flags that are Red & White Only | 0 | - | 4.97 | 163,572 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,317 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,314 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,074 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,051 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,884 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,107 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,197 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,961 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 98,656 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,145 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,485 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,874 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,028 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,341 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,535 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,669 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,539 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,377 |
| World Coats of Arms | 0 | - | 4.99 | 64,136 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,231 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,775 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,098 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,412 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,824 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,190 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 69,855 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 66,991 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,343 |
| 20 Random Country Flags | 0 | - | 4.99 | 608,149 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,165,707 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,349 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,883 |
| Landlocked Countries | 0 | - | 4.99 | 416,681 |
| Merged Countries #2 | 0 | - | 4.96 | 98,719 |
| Merged Countries #6 | 0 | - | 4.90 | 72,956 |
| Merged Countries #7 | 0 | - | 4.93 | 82,223 |
| World Map without 12 Countries | 0 | - | 4.97 | 343,345 |
| Pixelated World Map | 0 | - | 5.00 | 142,882 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 905,551 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 415,745 |
| Every Country Shape | 0 | - | 5.00 | 461,786 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,740,738 |
| Flags of North and South America | 0 | - | 4.99 | 370,169 |
| Former Flags | 0 | - | 4.97 | 107,174 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,949 |
| Himalayan Countries | 0 | - | 4.95 | 136,514 |
| Andean Countries | 0 | - | 4.95 | 83,495 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,758 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,011 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,429 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,030 |
| Danube Countries | 0 | - | 4.97 | 71,434 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,219 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,851 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,160 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,129 |
| European Landlocked Countries | 0 | - | 4.99 | 146,130 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,765 |
| Countries with the Most Species | 0 | - | 4.99 | 101,635 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,901 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,330 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,511 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,162 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,809 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,192 |
| Countries in the Alps | 0 | - | 4.86 | 117,328 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,906 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,900 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,253 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,743 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,824 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,255 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,989 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,994 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,808 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,331 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,367 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,204 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,730 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,999 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,005 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,717 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,896 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,430 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,248 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,022 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,570 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,830 |
| Largest Countries By Category | 0 | - | 4.97 | 157,259 |
| Countries by Countries | 0 | - | 4.96 | 62,593 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,876 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,081 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,409 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,086 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,259 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,861 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,835 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,798 |
| Island Countries | 0 | - | 4.99 | 708,820 |
| Similar Flags #1 | 0 | - | 4.74 | 129,502 |
| Similar Flags #2 | 0 | - | 4.74 | 136,790 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,043,374 |
| Northernmost Countries | 0 | - | 4.99 | 359,392 |
| Countries of South America | 0 | - | 5.00 | 919,703 |
| Countries of Oceania | 0 | - | 5.00 | 1,046,709 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,858,851 |
| "Land" Countries | 0 | - | 4.98 | 334,610 |
| Countries by Picture #1 | 0 | - | 4.53 | 98,639 |
| Countries by Picture #3 | 0 | - | 4.51 | 59,127 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,803 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 172,378 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 137,576 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,370,512 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,421 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 295,175 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 224,883 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 163,506 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 35,440 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,722 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,003 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,654 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,640 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,284 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,836 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,342 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,903 |
| All Country Flags of the World | 0 | - | 5.00 | 3,630,326 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,278 |
| Countries with Megacities | 0 | - | 4.99 | 248,955 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,136 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,550 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,487 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,503 |
| Countries by Official Language | 0 | - | 4.95 | 194,011 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 294,566 |
| Countries in their Native Language | 0 | - | 4.99 | 197,636 |
| Independence from Whom | 0 | - | 4.99 | 210,810 |
| Subdivisions by Country | 0 | - | 4.86 | 50,199 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,334 |
| Megadiverse Countries | 0 | - | 4.96 | 134,543 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,836 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,076 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,628 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,948 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,444 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,214 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,590 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,548 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,371 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,807 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,169 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,579 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,687 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,643 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,859 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,202 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,568 |
| World Map Quiz | 0 | - | 4.81 | 64,094 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 154,391 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,002 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,679 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 75,933 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 153,940 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,124 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,696 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,806 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 29,523 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,061 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,669 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,399 |
| Countries With the Most Languages | 0 | - | 4.90 | 200,715 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,269 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,463 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,628 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,149 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,637 |
| Widest Countries East to West | 0 | - | 4.92 | 129,140 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,329 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,655 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,922 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,959 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,980 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,360 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,100 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,675 |
| Countries with Double Letters | 0 | - | 4.96 | 94,137 |
| Countries that End in N | 0 | - | 4.95 | 165,717 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 259,582 |
| Countries with Six Letters | 0 | - | 4.93 | 211,135 |
| Countries with W | 0 | - | 4.97 | 158,808 |
| Countries with Z | 0 | - | 4.98 | 288,758 |
| Countries with Letters Missing | 0 | - | 4.97 | 185,031 |
| Countries That End in U | 0 | - | 4.95 | 119,913 |
