| Countries by Satellite Image #1 | 0 | - | 4.89 | 146,438 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 82,972 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,132 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 145,681 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 116,801 |
| Flags with the Most Stars | 0 | - | 4.91 | 137,338 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,856 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,125 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 146,810 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 77,055 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,064 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,995 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,997 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 92,972 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,048 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,849 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,465 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,901 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,929 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,336 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,821 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,187 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,377 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,462 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,383 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 72,930 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,580 |
| World Coats of Arms | 0 | - | 4.99 | 64,849 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,669 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,120 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,781 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,528 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,126 |
| 20 Random Country Flags | 0 | - | 4.99 | 616,201 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,069 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,411 |
| Merged Countries #2 | 0 | - | 4.96 | 99,372 |
| Merged Countries #6 | 0 | - | 4.90 | 73,588 |
| Merged Countries #7 | 0 | - | 4.93 | 82,942 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,695,234 |
| World Map without 12 Countries | 0 | - | 4.97 | 345,387 |
| Countries with the Most Christians | 0 | - | 4.93 | 144,162 |
| Pixelated World Map | 0 | - | 5.00 | 143,801 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,748 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 908,659 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 417,766 |
| Every Country Shape | 0 | - | 5.00 | 468,840 |
| Flags of North and South America | 0 | - | 4.99 | 375,295 |
| Former Flags | 0 | - | 4.97 | 108,166 |
| Landlocked Countries | 0 | - | 4.99 | 423,370 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,788,641 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,704 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 174,108 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 138,968 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,626 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,322 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,400 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 47,046 |
| Similar Flags #1 | 0 | - | 4.75 | 130,449 |
| Similar Flags #2 | 0 | - | 4.74 | 137,752 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,629 |
| Countries with the Most Catholics | 0 | - | 4.90 | 110,027 |
| Orthodox Countries | 0 | - | 4.92 | 132,468 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,230 |
| Battle to Country | 0 | - | 4.91 | 53,687 |
| Monarchies of Europe | 0 | - | 4.90 | 98,521 |
| Monarchies of Asia | 0 | - | 4.97 | 71,339 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,126 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 296,698 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 226,281 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 164,786 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 39,129 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 33,208 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 104,857 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,880 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 122,526 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,658 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,938 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,451 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 86,154 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,541 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 112,203 |
| Countries by Picture #1 | 0 | - | 4.52 | 118,991 |
| Countries by Picture #3 | 0 | - | 4.51 | 60,960 |
| Guess the Country by a Picture Hint | 0 | - | 4.43 | 48,096 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,725,032 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,840 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,959 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 408,239 |
| Island Countries | 0 | - | 4.99 | 711,573 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,154 |
| Himalayan Countries | 0 | - | 4.94 | 139,350 |
| Andean Countries | 0 | - | 4.94 | 84,946 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,169 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,330 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,732 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,049 |
| Danube Countries | 0 | - | 4.97 | 72,167 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,245 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,570 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,608 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,116 |
| European Landlocked Countries | 0 | - | 4.99 | 147,323 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,896 |
| Countries with the Most Species | 0 | - | 4.99 | 103,377 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,031 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,661 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,776 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,645 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,402 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,808 |
| Countries in the Alps | 0 | - | 4.87 | 118,426 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,910 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,361 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,783 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,763 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,671 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,069 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,860 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,637 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,268 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,989 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,741 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,611 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,354 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,601 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,675 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,256 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,435 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 64,986 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,293 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,703 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,523 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,339 |
| Largest Countries By Category | 0 | - | 4.97 | 158,472 |
| Countries by Countries | 0 | - | 4.96 | 63,397 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,387,344 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,925 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,335 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,602 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,832 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,051,721 |
| Northernmost Countries | 0 | - | 4.99 | 362,707 |
| Countries of South America | 0 | - | 5.00 | 929,364 |
| Countries of Oceania | 0 | - | 5.00 | 1,059,391 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,881,803 |
| "Land" Countries | 0 | - | 4.98 | 337,737 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,535 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 191,298 |
| All Country Flags of the World | 0 | - | 5.00 | 3,692,120 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,095 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,964 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 136,232 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,543 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,933 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,610 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,854 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 155,274 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,940 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,402 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,364,087 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,517 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,450 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,583 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,011 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,450,511 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,522 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,333 |
| Countries with Megacities | 0 | - | 4.99 | 265,572 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,129 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,694 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,392 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,769 |
| Name a World Capital A-Z | 0 | - | 5.00 | 176,662 |
| Countries by Official Language | 0 | - | 4.95 | 195,538 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,794 |
| Countries in their Native Language | 0 | - | 4.99 | 199,323 |
| Independence from Whom | 0 | - | 4.99 | 212,432 |
| Subdivisions by Country | 0 | - | 4.87 | 50,504 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,983 |
| Megadiverse Countries | 0 | - | 4.96 | 135,121 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,342 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,434 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,319 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,149 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,319 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,674 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,662 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,441 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,726 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,194 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 101,753 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 77,988 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,981 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,296 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,035 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,456 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,578 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,670 |
| World Map Quiz | 0 | - | 4.81 | 65,298 |
