| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,230 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 81,898 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,395 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 142,387 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 113,904 |
| Flags with the Most Stars | 0 | - | 4.91 | 134,490 |
| Flags that are Red & White Only | 0 | - | 4.97 | 151,263 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 144,308 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 73,291 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 46,425 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 67,421 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,096 |
| Country Flags with the Most Blue | 0 | - | 4.87 | 91,556 |
| Country Flags with the Most Green | 0 | - | 4.96 | 98,628 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,441 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,132 |
| Country Flags with the Most Black | 0 | - | 4.95 | 96,692 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,184 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,597 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 98,274 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 79,578 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 64,621 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 43,842 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,316 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,254 |
| World Coats of Arms | 0 | - | 4.99 | 63,788 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 97,969 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,543 |
| Country Flags With Blue Removed | 0 | - | 4.93 | 43,668 |
| Countries by Partial Flag Images #7 | 0 | - | 4.89 | 30,427 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,657 |
| Countries by Picture #1 | 0 | - | 4.53 | 98,307 |
| Countries by Picture #3 | 0 | - | 4.51 | 58,942 |
| 20 Random Country Flags | 0 | - | 4.99 | 603,547 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,855,207 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 111,978 |
| Countries by Bordering Flags #2 | 0 | - | 4.85 | 82,536 |
| Landlocked Countries | 0 | - | 4.99 | 412,917 |
| Merged Countries #2 | 0 | - | 4.96 | 98,390 |
| Merged Countries #6 | 0 | - | 4.91 | 72,648 |
| Merged Countries #7 | 0 | - | 4.93 | 81,891 |
| World Map without 12 Countries | 0 | - | 4.97 | 342,046 |
| Pixelated World Map | 0 | - | 5.00 | 141,957 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 903,492 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 414,294 |
| Every Country Shape | 0 | - | 5.00 | 458,023 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,710,161 |
| Countries by Picture #2 | 0 | - | 4.37 | 69,514 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,129 |
| Countries by Picture #6 | 0 | - | 4.15 | 35,895 |
| Flags of North and South America | 0 | - | 4.99 | 365,583 |
| Former Flags | 0 | - | 4.97 | 106,534 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,256 |
| Himalayan Countries | 0 | - | 4.95 | 135,068 |
| Andean Countries | 0 | - | 4.94 | 82,675 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,089 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,003 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,768 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,475 |
| Danube Countries | 0 | - | 4.97 | 71,004 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,640 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,462 |
| Countries with the Worst Passports | 0 | - | 4.93 | 82,296 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,210 |
| European Landlocked Countries | 0 | - | 4.99 | 145,672 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,060 |
| Countries with the Most Species | 0 | - | 4.99 | 95,191 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,204 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,175 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,334 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,910 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,515 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,872 |
| Countries in the Alps | 0 | - | 4.87 | 116,692 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,478 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,090 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,946 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,330 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,072 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,940 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,478 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,686 |
| Largest Country by Body of Water | 0 | - | 4.95 | 55,878 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 61,973 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,166 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,000 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,366 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,676 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,678 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 116,873 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,573 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,203 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,676 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 238,858 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,392 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,545 |
| Largest Countries By Category | 0 | - | 4.97 | 156,625 |
| Countries by Countries | 0 | - | 4.96 | 62,171 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,229 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,935 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,306 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,662 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 52,636 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,071 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 371,846 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,018 |
| Island Countries | 0 | - | 4.99 | 707,256 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 70,990 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 69,640 |
| Countries by Satellite Image #4 | 0 | - | 4.61 | 66,770 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.55 | 46,651 |
| Country Flags with the Southern Cross | 0 | - | 4.78 | 61,284 |
| Similar Flags #1 | 0 | - | 4.74 | 128,967 |
| Similar Flags #2 | 0 | - | 4.74 | 136,236 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,189 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,038,402 |
| Northernmost Countries | 0 | - | 4.99 | 357,271 |
| Countries of South America | 0 | - | 5.00 | 913,453 |
| Countries of Oceania | 0 | - | 5.00 | 1,038,713 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,845,321 |
| "Land" Countries | 0 | - | 4.98 | 333,432 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,267 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 171,062 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 136,780 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,360,167 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 77,922 |
| Country Shapes Quiz #3 | 0 | - | 4.91 | 293,892 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 223,857 |
| Country Shapes Quiz #5 | 0 | - | 4.92 | 159,297 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 34,053 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,197 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 110,532 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,123 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,176 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 79,935 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,456 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 84,941 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,525 |
| All Country Flags of the World | 0 | - | 5.00 | 3,594,590 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,873 |
| Countries with Megacities | 0 | - | 4.99 | 246,213 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,792 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,741 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,261 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,678 |
| Countries by Official Language | 0 | - | 4.95 | 192,595 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 292,886 |
| Countries in their Native Language | 0 | - | 4.99 | 196,482 |
| Independence from Whom | 0 | - | 4.99 | 209,481 |
| Subdivisions by Country | 0 | - | 4.86 | 50,034 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,587 |
| Megadiverse Countries | 0 | - | 4.97 | 133,834 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,657 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,876 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,373 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,836 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,549 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,941 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 92,597 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,064 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,180 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,717 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,394 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,366 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,432 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,448 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,608 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 70,979 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 108,366 |
| World Map Quiz | 0 | - | 4.81 | 63,361 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 152,235 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 79,452 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,188 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 75,465 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 153,422 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 72,714 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,225 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,535 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.99 | 27,578 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,162 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 103,883 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 121,857 |
| Countries With the Most Languages | 0 | - | 4.90 | 199,518 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 109,773 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 92,967 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,174 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 60,881 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,260 |
| Widest Countries East to West | 0 | - | 4.92 | 128,527 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,191 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,083 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,521 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,627 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,523 |
| Countries with the Most Desert | 0 | - | 4.93 | 126,951 |
| Countries by Contribution to UN Budget | 0 | - | 4.86 | 69,032 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,552 |
| Countries with Double Letters | 0 | - | 4.97 | 93,225 |
| Countries that End in N | 0 | - | 4.94 | 156,290 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 258,498 |
