| Natural Features of Countries #1 | 0 | - | 4.87 | 84,246 |
| Countries with Fjords | 0 | - | 4.94 | 101,595 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,901 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 116,226 |
| North Sea Countries | 0 | - | 4.92 | 87,789 |
| Black Sea Countries | 0 | - | 4.87 | 60,804 |
| Countries That Touch the Red Sea | 0 | - | 4.91 | 65,661 |
| Caspian Sea Countries | 0 | - | 4.91 | 63,755 |
| Countries With No Rivers | 0 | - | 4.96 | 77,256 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,425 |
| Name a Valid Country on Each River | 0 | - | 4.95 | 63,145 |
| Countries with the Longest Coastlines | 0 | - | 4.80 | 414,413 |
| All Country Flags of the World | 0 | - | 5.00 | 3,724,848 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 116,106 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 75,074 |
| African Great Lakes | 0 | - | 4.82 | 67,121 |
| American Countries With No Atlantic Coastline | 0 | - | 4.93 | 92,895 |
| Megadiverse Countries | 0 | - | 4.96 | 149,107 |
| Countries by Road Signs | 0 | - | 4.98 | 54,451 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 62,281 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,547,827 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,098,264 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 737,143 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,599 |
| Natural Features of Countries #2 | 0 | - | 4.55 | 37,697 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,666 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 23,317 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 66,047 |
| Nile River Basin Countries on a Map | 0 | - | 4.95 | 51,017 |
| Countries with Wild Tigers | 0 | - | 4.96 | 137,775 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,892 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 87,822 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.91 | 116,594 |
| Flags with Crescents | 0 | - | 4.98 | 171,755 |
| Country Flag Trivia | 0 | - | 4.82 | 58,301 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 105,178 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,637 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.81 | 53,634 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 61,000 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,453 |
| Countries with the Longest Coastline Bordering Each Other | 0 | - | 4.88 | 29,466 |
| African Physical Geography | 0 | - | 4.51 | 31,836 |
| Asian Physical Geography | 0 | - | 4.61 | 35,642 |
| Rivers of the United States | 0 | - | 4.93 | 66,784 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,261,316 |
| Flags of Asia Quiz | 0 | - | 4.99 | 621,871 |
| U.S. Cities with Landforms in The Name | 0 | - | 4.27 | 70,859 |
| Cities on a Map of the Great Lakes | 0 | - | 4.41 | 44,771 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 147,062 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 83,274 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,338 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 146,633 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 117,624 |
| Flags with the Most Stars | 0 | - | 4.91 | 138,229 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 63,363 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,823 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 147,596 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 77,917 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,578 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 69,495 |
| Pixelated World Map | 0 | - | 5.00 | 144,272 |
| Country Flags with the Most Red | 0 | - | 4.98 | 121,558 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 93,455 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,495 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 100,299 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,885 |
| Country Flags with the Most Black | 0 | - | 4.95 | 98,301 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 68,189 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,558 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 100,194 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,547 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,798 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,882 |
| Countries by Partial Flag Images #7 | 0 | - | 4.89 | 32,851 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 73,133 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,683 |
| World Coats of Arms | 0 | - | 4.99 | 65,321 |
| Landforms by Country | 0 | - | 4.52 | 52,031 |
| Countries with the Most Sheep | 0 | - | 4.93 | 103,775 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,862 |
| Flags of Africa Quiz | 0 | - | 5.00 | 479,060 |
| Flags of North and South America | 0 | - | 4.99 | 378,111 |
| Flags to Languages | 0 | - | 4.95 | 174,696 |
| Former Flags | 0 | - | 4.97 | 108,824 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,231 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,306 |
| Country Flags With Blue Removed | 0 | - | 4.89 | 45,103 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 113,278 |
| Countries with the Most Wolves | 0 | - | 4.92 | 108,755 |
| Flags of Oceania | 0 | - | 5.00 | 263,456 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,848 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,590 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,886 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,618 |
| Capitals by River | 0 | - | 4.55 | 48,405 |
| 20 Random Country Flags | 0 | - | 4.99 | 620,378 |
| Geography by Picture - B | 0 | - | 4.42 | 55,833 |
| Geography by Picture - H | 0 | - | 4.50 | 58,432 |
| Geography by Picture - N | 0 | - | 4.45 | 42,396 |
| Geography by Picture - R | 0 | - | 4.56 | 41,192 |
| Geography by Picture - T | 0 | - | 4.54 | 58,045 |
| Geological Extremes | 0 | - | 4.34 | 40,125 |
| European Physical Geography | 0 | - | 4.26 | 33,617 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,284 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,944 |
| Biggest City by River | 0 | - | 4.38 | 52,983 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,397 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,681 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,531 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,679 |
| Boundary Waters | 0 | - | 4.92 | 88,837 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,469 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,845 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,565 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 61,062 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,971,486 |
| Landlocked Countries | 0 | - | 4.99 | 427,271 |
| Countries with the Most Wild Elephants | 0 | - | 4.64 | 55,226 |
| Animal Populations of Countries | 0 | - | 4.52 | 44,116 |
| Top 15 Countries with the Most Cows | 0 | - | 4.73 | 107,538 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 76,662 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 282,417 |
| Satellite Images #1 | 0 | - | 4.46 | 130,105 |
| Satellite Images Quiz #2 | 0 | - | 4.64 | 109,840 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,461 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,307 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,269 |
| Cities by Picture #1 | 0 | - | 4.74 | 86,674 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,745 |
| South American Physical Geography | 0 | - | 4.58 | 18,412 |
| Seas of Europe | 0 | - | 4.37 | 84,962 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,994 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,516 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,172 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,191 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 124,805 |
| World Capitals Quiz | 0 | - | 5.00 | 5,113,967 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,931 |
| Himalayan Countries | 0 | - | 4.93 | 140,840 |
| Andean Countries | 0 | - | 4.94 | 85,808 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,923 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,495 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,470 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,695 |
| Danube Countries | 0 | - | 4.97 | 72,563 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,804 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,974 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,451 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,921 |
| European Landlocked Countries | 0 | - | 4.99 | 147,743 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,541 |
| Countries with the Most Species | 0 | - | 4.99 | 103,651 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,641 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,815 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,953 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,926 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,681 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,137 |
| Countries in the Alps | 0 | - | 4.87 | 118,980 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 103,003 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,136 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,056 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,172 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,128 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,394 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,601 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,994 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,516 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,316 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,954 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,831 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,677 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,926 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,837 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,551 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,596 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.51 | 47,184 |
| Countries with the Most Grassland | 0 | - | 4.94 | 78,023 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,152 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,738 |
| Similar Flags #1 | 0 | - | 4.75 | 130,957 |
| Similar Flags #2 | 0 | - | 4.74 | 138,240 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 76,483 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,759 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,844 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,316 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,500 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,619 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,684 |
| Largest Countries By Category | 0 | - | 4.97 | 159,100 |
| Countries by Countries | 0 | - | 4.97 | 63,812 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,451 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,451 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 143,785 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,705 |
| All Countries by Population With a Map | 0 | - | 4.98 | 111,449 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,555 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,235 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,812,675 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,993 |
