| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,172 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 143,768 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,119 |
| Flags with the Most Stars | 0 | - | 4.91 | 135,605 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 61,762 |
| Flags that are Red & White Only | 0 | - | 4.97 | 163,494 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,269 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,253 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,036 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,029 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,842 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,073 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,166 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,936 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 98,628 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,113 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,465 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,854 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,000 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,307 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,497 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,634 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,528 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,373 |
| World Coats of Arms | 0 | - | 4.99 | 64,117 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,208 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,762 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,079 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,376 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,815 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,179 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 69,833 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 66,979 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 46,782 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,337 |
| 20 Random Country Flags | 0 | - | 4.99 | 607,939 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,142,383 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,324 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,864 |
| Landlocked Countries | 0 | - | 4.99 | 416,388 |
| Merged Countries #2 | 0 | - | 4.96 | 98,691 |
| Merged Countries #6 | 0 | - | 4.90 | 72,942 |
| Merged Countries #7 | 0 | - | 4.93 | 82,197 |
| World Map without 12 Countries | 0 | - | 4.97 | 343,262 |
| Pixelated World Map | 0 | - | 5.00 | 142,838 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 905,438 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 415,667 |
| Every Country Shape | 0 | - | 5.00 | 461,501 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,738,627 |
| Flags of North and South America | 0 | - | 4.99 | 369,934 |
| Former Flags | 0 | - | 4.97 | 107,139 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,806 |
| Himalayan Countries | 0 | - | 4.95 | 136,389 |
| Andean Countries | 0 | - | 4.95 | 83,426 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,692 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,916 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,376 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,980 |
| Danube Countries | 0 | - | 4.97 | 71,371 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,169 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,828 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,102 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,052 |
| European Landlocked Countries | 0 | - | 4.99 | 146,100 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,715 |
| Countries with the Most Species | 0 | - | 4.99 | 100,749 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,856 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,315 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,493 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,134 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,791 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,163 |
| Countries in the Alps | 0 | - | 4.86 | 117,296 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,875 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,828 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,234 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,715 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,785 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,227 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,957 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,974 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,783 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,311 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,341 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,194 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,700 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,972 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,986 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,658 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,873 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,406 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,207 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,845 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,500 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,799 |
| Largest Countries By Category | 0 | - | 4.97 | 157,218 |
| Countries by Countries | 0 | - | 4.96 | 62,566 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,846 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,070 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,406 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,060 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,222 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,606 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,717 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,573 |
| Island Countries | 0 | - | 4.99 | 708,731 |
| Similar Flags #1 | 0 | - | 4.74 | 129,457 |
| Similar Flags #2 | 0 | - | 4.74 | 136,751 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,043,006 |
| Northernmost Countries | 0 | - | 4.99 | 359,231 |
| Countries of South America | 0 | - | 5.00 | 919,313 |
| Countries of Oceania | 0 | - | 5.00 | 1,046,180 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,857,786 |
| "Land" Countries | 0 | - | 4.98 | 334,462 |
| Countries by Picture #1 | 0 | - | 4.53 | 98,611 |
| Countries by Picture #3 | 0 | - | 4.51 | 59,118 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,768 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 172,309 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 137,531 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,369,800 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,393 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 295,124 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 224,831 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 163,436 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 35,336 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,680 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 110,968 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,630 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,605 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,260 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,804 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,310 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,886 |
| All Country Flags of the World | 0 | - | 5.00 | 3,627,437 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,200 |
| Countries with Megacities | 0 | - | 4.99 | 248,783 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,051 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,510 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,426 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,457 |
| Countries by Official Language | 0 | - | 4.95 | 193,930 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 294,426 |
| Countries in their Native Language | 0 | - | 4.99 | 197,554 |
| Independence from Whom | 0 | - | 4.99 | 210,626 |
| Subdivisions by Country | 0 | - | 4.86 | 50,187 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,273 |
| Megadiverse Countries | 0 | - | 4.96 | 134,519 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,758 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,070 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 125,615 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,942 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,415 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,198 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,529 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,524 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,355 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,802 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,122 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,570 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,670 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,632 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,836 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,185 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,459 |
| World Map Quiz | 0 | - | 4.81 | 64,024 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 154,219 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 79,973 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,653 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 75,900 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 153,907 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,104 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,667 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,785 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.99 | 29,383 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,013 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,635 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,369 |
| Countries With the Most Languages | 0 | - | 4.89 | 200,623 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,229 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,428 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,601 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,132 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,621 |
| Widest Countries East to West | 0 | - | 4.92 | 129,120 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,320 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,616 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,901 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,936 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,956 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,333 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,046 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,663 |
| Countries with Double Letters | 0 | - | 4.96 | 93,967 |
| Countries that End in N | 0 | - | 4.94 | 162,685 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 259,396 |
| Countries with Six Letters | 0 | - | 4.93 | 210,988 |
| Countries with W | 0 | - | 4.97 | 158,672 |
| Countries with Z | 0 | - | 4.98 | 288,588 |
| Countries with Letters Missing | 0 | - | 4.97 | 184,948 |
| Countries That End in U | 0 | - | 4.95 | 119,811 |
