| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,336 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 81,942 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,437 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 142,680 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 114,156 |
| Flags with the Most Stars | 0 | - | 4.91 | 134,827 |
| Country Flags with the Southern Cross | 0 | - | 4.83 | 61,337 |
| Flags that are Red & White Only | 0 | - | 4.97 | 160,151 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 144,586 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 74,011 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 46,577 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 67,593 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,349 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 91,703 |
| Country Flags with the Most Green | 0 | - | 4.96 | 98,765 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,554 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,260 |
| Country Flags with the Most Black | 0 | - | 4.95 | 96,794 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,253 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,656 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 98,365 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 79,673 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 64,728 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 43,952 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,346 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,269 |
| World Coats of Arms | 0 | - | 4.99 | 63,842 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,022 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,607 |
| Country Flags With Blue Removed | 0 | - | 4.93 | 43,762 |
| Countries by Partial Flag Images #7 | 0 | - | 4.89 | 30,549 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,693 |
| Countries by Picture #1 | 0 | - | 4.53 | 98,358 |
| Countries by Picture #3 | 0 | - | 4.51 | 58,974 |
| 20 Random Country Flags | 0 | - | 4.99 | 604,230 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,903,557 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,043 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,600 |
| Landlocked Countries | 0 | - | 4.99 | 413,417 |
| Merged Countries #2 | 0 | - | 4.96 | 98,460 |
| Merged Countries #6 | 0 | - | 4.91 | 72,693 |
| Merged Countries #7 | 0 | - | 4.92 | 81,939 |
| World Map without 12 Countries | 0 | - | 4.97 | 342,306 |
| Pixelated World Map | 0 | - | 5.00 | 142,406 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 904,075 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 414,749 |
| Every Country Shape | 0 | - | 5.00 | 458,742 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,714,914 |
| Countries by Picture #2 | 0 | - | 4.37 | 69,555 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,146 |
| Countries by Picture #6 | 0 | - | 4.15 | 35,912 |
| Flags of North and South America | 0 | - | 4.99 | 366,956 |
| Former Flags | 0 | - | 4.97 | 106,654 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,500 |
| Himalayan Countries | 0 | - | 4.95 | 135,281 |
| Andean Countries | 0 | - | 4.94 | 82,791 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,193 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,142 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,858 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,567 |
| Danube Countries | 0 | - | 4.97 | 71,062 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,730 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,517 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,425 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,350 |
| European Landlocked Countries | 0 | - | 4.99 | 145,731 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,171 |
| Countries with the Most Species | 0 | - | 4.99 | 95,234 |
| Countries 197 to 205 | 0 | - | 4.87 | 69,311 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,193 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,359 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,948 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,561 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,936 |
| Countries in the Alps | 0 | - | 4.86 | 116,787 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,536 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,222 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,991 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,404 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,131 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,977 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,551 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,736 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,184 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,034 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,189 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,030 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,431 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,722 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,735 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,019 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,620 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,246 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,750 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,178 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,599 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,590 |
| Largest Countries By Category | 0 | - | 4.97 | 156,720 |
| Countries by Countries | 0 | - | 4.96 | 62,242 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,352 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,957 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,323 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,739 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 52,750 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,638 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,057 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,739 |
| Island Countries | 0 | - | 4.99 | 707,543 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,027 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 69,671 |
| Countries by Satellite Image #4 | 0 | - | 4.61 | 66,803 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.55 | 46,673 |
| Similar Flags #1 | 0 | - | 4.74 | 129,072 |
| Similar Flags #2 | 0 | - | 4.74 | 136,341 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,213 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,039,225 |
| Northernmost Countries | 0 | - | 4.99 | 357,623 |
| Countries of South America | 0 | - | 5.00 | 914,380 |
| Countries of Oceania | 0 | - | 5.00 | 1,040,061 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,847,641 |
| "Land" Countries | 0 | - | 4.98 | 333,592 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,366 |
| World Map without 12 Countries #2 | 0 | - | 4.97 | 171,273 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 136,976 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,361,746 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,012 |
| Country Shapes Quiz #3 | 0 | - | 4.91 | 294,310 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 224,189 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 161,929 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 34,363 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,306 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 110,627 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,238 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,276 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,012 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,539 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,018 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,592 |
| All Country Flags of the World | 0 | - | 5.00 | 3,600,414 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,071 |
| Countries with Megacities | 0 | - | 4.99 | 246,677 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,002 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,856 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,428 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,786 |
| Countries by Official Language | 0 | - | 4.95 | 192,731 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,067 |
| Countries in their Native Language | 0 | - | 4.99 | 196,594 |
| Independence from Whom | 0 | - | 4.99 | 209,634 |
| Subdivisions by Country | 0 | - | 4.86 | 50,059 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,711 |
| Megadiverse Countries | 0 | - | 4.97 | 133,883 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,757 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,910 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,416 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,853 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,627 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,986 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 92,885 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,130 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,208 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,737 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,529 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,404 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,480 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,490 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,653 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,012 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 108,530 |
| World Map Quiz | 0 | - | 4.81 | 63,472 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 152,556 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 79,572 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,290 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 75,555 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 153,508 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 72,781 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,310 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,587 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.99 | 27,983 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,306 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 103,966 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 121,925 |
| Countries With the Most Languages | 0 | - | 4.90 | 199,686 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 109,833 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 93,039 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,253 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 60,931 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,323 |
| Widest Countries East to West | 0 | - | 4.92 | 128,592 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,215 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,182 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,560 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,676 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,610 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,023 |
| Countries by Contribution to UN Budget | 0 | - | 4.86 | 69,048 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,571 |
| Countries with Double Letters | 0 | - | 4.97 | 93,347 |
| Countries that End in N | 0 | - | 4.94 | 156,551 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 258,638 |
