| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,377 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 81,970 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,451 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 142,767 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 114,231 |
| Flags with the Most Stars | 0 | - | 4.91 | 134,915 |
| Country Flags with the Southern Cross | 0 | - | 4.83 | 61,379 |
| Flags that are Red & White Only | 0 | - | 4.97 | 161,338 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 144,662 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 74,223 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 46,631 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 67,647 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,393 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 91,746 |
| Country Flags with the Most Green | 0 | - | 4.96 | 98,812 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,585 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,302 |
| Country Flags with the Most Black | 0 | - | 4.95 | 96,829 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,272 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,677 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 98,401 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 79,703 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 64,759 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 43,981 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,366 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,281 |
| World Coats of Arms | 0 | - | 4.99 | 63,870 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,043 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,625 |
| Country Flags With Blue Removed | 0 | - | 4.93 | 43,795 |
| Countries by Partial Flag Images #7 | 0 | - | 4.89 | 30,591 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,708 |
| Countries by Picture #1 | 0 | - | 4.53 | 98,382 |
| Countries by Picture #3 | 0 | - | 4.51 | 58,985 |
| 20 Random Country Flags | 0 | - | 4.99 | 604,515 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,924,816 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,072 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,632 |
| Landlocked Countries | 0 | - | 4.99 | 413,677 |
| Merged Countries #2 | 0 | - | 4.96 | 98,487 |
| Merged Countries #6 | 0 | - | 4.91 | 72,718 |
| Merged Countries #7 | 0 | - | 4.92 | 81,967 |
| World Map without 12 Countries | 0 | - | 4.97 | 342,390 |
| Pixelated World Map | 0 | - | 5.00 | 142,449 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 904,260 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 414,877 |
| Every Country Shape | 0 | - | 5.00 | 459,017 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,717,356 |
| Countries by Picture #2 | 0 | - | 4.37 | 69,572 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,154 |
| Countries by Picture #6 | 0 | - | 4.15 | 35,919 |
| Flags of North and South America | 0 | - | 4.99 | 367,344 |
| Former Flags | 0 | - | 4.97 | 106,708 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,615 |
| Himalayan Countries | 0 | - | 4.95 | 135,381 |
| Andean Countries | 0 | - | 4.94 | 82,832 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,223 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,223 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,913 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,615 |
| Danube Countries | 0 | - | 4.97 | 71,085 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,769 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,541 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,496 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,410 |
| European Landlocked Countries | 0 | - | 4.99 | 145,759 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,220 |
| Countries with the Most Species | 0 | - | 4.99 | 95,243 |
| Countries 197 to 205 | 0 | - | 4.87 | 69,355 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,200 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,371 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,959 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,579 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,953 |
| Countries in the Alps | 0 | - | 4.86 | 116,829 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,574 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,267 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,015 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,427 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,171 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,008 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,584 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,760 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,312 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,064 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,198 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,046 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,454 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,753 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,758 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,076 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,651 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,255 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,774 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,328 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,685 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,606 |
| Largest Countries By Category | 0 | - | 4.97 | 156,767 |
| Countries by Countries | 0 | - | 4.96 | 62,261 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,394 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,963 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,332 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,774 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 52,803 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,048 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,137 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,877 |
| Island Countries | 0 | - | 4.99 | 707,646 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,047 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 69,685 |
| Countries by Satellite Image #4 | 0 | - | 4.61 | 66,828 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.55 | 46,685 |
| Similar Flags #1 | 0 | - | 4.74 | 129,111 |
| Similar Flags #2 | 0 | - | 4.74 | 136,377 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,228 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,039,519 |
| Northernmost Countries | 0 | - | 4.99 | 357,755 |
| Countries of South America | 0 | - | 5.00 | 914,873 |
| Countries of Oceania | 0 | - | 5.00 | 1,040,590 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,848,559 |
| "Land" Countries | 0 | - | 4.98 | 333,669 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,412 |
| World Map without 12 Countries #2 | 0 | - | 4.97 | 171,357 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 137,038 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,362,473 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,047 |
| Country Shapes Quiz #3 | 0 | - | 4.91 | 294,497 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 224,296 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 162,325 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 34,457 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,351 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 110,671 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,285 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,310 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,045 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,575 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,051 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,621 |
| All Country Flags of the World | 0 | - | 5.00 | 3,602,866 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,265 |
| Countries with Megacities | 0 | - | 4.99 | 246,978 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,153 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,993 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,569 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,892 |
| Countries by Official Language | 0 | - | 4.95 | 192,780 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,146 |
| Countries in their Native Language | 0 | - | 4.99 | 196,644 |
| Independence from Whom | 0 | - | 4.99 | 209,706 |
| Subdivisions by Country | 0 | - | 4.86 | 50,069 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,764 |
| Megadiverse Countries | 0 | - | 4.97 | 133,906 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,809 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,921 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,429 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,862 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,670 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,007 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,032 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,150 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,216 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,748 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,580 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,423 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,500 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,506 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,682 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,030 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 108,605 |
| World Map Quiz | 0 | - | 4.81 | 63,497 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 152,702 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 79,620 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,335 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 75,593 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 153,546 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 72,816 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,334 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,614 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.99 | 28,129 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,362 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 103,996 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 121,956 |
| Countries With the Most Languages | 0 | - | 4.90 | 199,785 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 109,859 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 93,066 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,280 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 60,951 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,338 |
| Widest Countries East to West | 0 | - | 4.92 | 128,609 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,218 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,221 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,570 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,692 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,638 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,048 |
| Countries by Contribution to UN Budget | 0 | - | 4.86 | 69,051 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,585 |
| Countries with Double Letters | 0 | - | 4.97 | 93,398 |
| Countries that End in N | 0 | - | 4.94 | 156,889 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 258,697 |
