| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,999 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,222 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,628 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 143,903 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,227 |
| Flags with the Most Stars | 0 | - | 4.91 | 135,765 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 61,853 |
| Flags that are Red & White Only | 0 | - | 4.97 | 163,659 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,395 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,399 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,127 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,106 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,944 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,154 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,243 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,007 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 98,707 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,187 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,509 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,909 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,062 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,379 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,576 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,697 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,565 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,387 |
| World Coats of Arms | 0 | - | 4.99 | 64,167 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,253 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,791 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,134 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,467 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,840 |
| Countries by Picture #1 | 0 | - | 4.53 | 98,675 |
| Countries by Picture #3 | 0 | - | 4.51 | 59,148 |
| 20 Random Country Flags | 0 | - | 4.99 | 608,514 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,193,423 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,392 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,912 |
| Landlocked Countries | 0 | - | 4.99 | 417,035 |
| Merged Countries #2 | 0 | - | 4.96 | 98,761 |
| Merged Countries #6 | 0 | - | 4.90 | 72,992 |
| Merged Countries #7 | 0 | - | 4.93 | 82,255 |
| World Map without 12 Countries | 0 | - | 4.97 | 343,447 |
| Pixelated World Map | 0 | - | 5.00 | 142,931 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 905,688 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 415,840 |
| Every Country Shape | 0 | - | 5.00 | 462,120 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,743,427 |
| Countries by Picture #2 | 0 | - | 4.37 | 69,752 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,248 |
| Countries by Picture #6 | 0 | - | 4.15 | 35,996 |
| Flags of North and South America | 0 | - | 4.99 | 370,557 |
| Former Flags | 0 | - | 4.97 | 107,222 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,105 |
| Himalayan Countries | 0 | - | 4.95 | 136,667 |
| Andean Countries | 0 | - | 4.95 | 83,567 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,822 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,106 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,490 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,085 |
| Danube Countries | 0 | - | 4.97 | 71,468 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,279 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,881 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,239 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,237 |
| European Landlocked Countries | 0 | - | 4.99 | 146,166 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,827 |
| Countries with the Most Species | 0 | - | 4.99 | 102,230 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,958 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,348 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,528 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,191 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,839 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,218 |
| Countries in the Alps | 0 | - | 4.86 | 117,392 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,937 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,996 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,282 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,779 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,870 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,293 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,034 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,018 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,844 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,383 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,384 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,221 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,762 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,030 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,035 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,792 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,919 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,452 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,283 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,227 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,679 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,853 |
| Largest Countries By Category | 0 | - | 4.97 | 157,325 |
| Countries by Countries | 0 | - | 4.96 | 62,635 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,924 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,094 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,415 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,128 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,314 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,293 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,980 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,055 |
| Island Countries | 0 | - | 4.99 | 708,980 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,208 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 69,877 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,004 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 46,800 |
| Similar Flags #1 | 0 | - | 4.74 | 129,557 |
| Similar Flags #2 | 0 | - | 4.74 | 136,852 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,361 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,043,795 |
| Northernmost Countries | 0 | - | 4.99 | 359,570 |
| Countries of South America | 0 | - | 5.00 | 920,213 |
| Countries of Oceania | 0 | - | 5.00 | 1,047,708 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,860,032 |
| "Land" Countries | 0 | - | 4.98 | 334,839 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,849 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 172,461 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 137,628 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,371,428 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,457 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 295,242 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 224,941 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 163,587 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 35,584 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,786 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,045 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,694 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,682 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,307 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,861 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,368 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,940 |
| All Country Flags of the World | 0 | - | 5.00 | 3,633,521 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,428 |
| Countries with Megacities | 0 | - | 4.99 | 249,261 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,286 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,632 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,599 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,606 |
| Countries by Official Language | 0 | - | 4.95 | 194,111 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 294,919 |
| Countries in their Native Language | 0 | - | 4.99 | 197,728 |
| Independence from Whom | 0 | - | 4.99 | 210,906 |
| Subdivisions by Country | 0 | - | 4.86 | 50,215 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,412 |
| Megadiverse Countries | 0 | - | 4.96 | 134,576 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,924 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,090 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,651 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,958 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,486 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,256 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,662 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,579 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,393 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,815 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,383 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,600 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,701 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,666 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,880 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,228 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,678 |
| World Map Quiz | 0 | - | 4.81 | 64,173 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 154,604 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,058 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,725 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 75,987 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 153,999 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,172 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,742 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,831 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 29,685 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,123 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,711 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,440 |
| Countries With the Most Languages | 0 | - | 4.90 | 200,801 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,313 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,497 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,663 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,166 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,771 |
| Widest Countries East to West | 0 | - | 4.92 | 129,181 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,336 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,709 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,936 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,979 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,016 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,392 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,133 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,685 |
| Countries with Double Letters | 0 | - | 4.96 | 94,315 |
| Countries that End in N | 0 | - | 4.95 | 167,888 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 263,573 |
