| Countries by Satellite Image #1 | 0 | - | 4.88 | 130,824 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 76,363 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.86 | 44,780 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 54,461 |
| All Country Flags of the World | 0 | - | 5.00 | 3,023,598 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,381,190 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,010,749 |
| Country Flags Quiz #3 | 0 | - | 4.98 | 677,242 |
| Islands by Satellite Image #1 | 0 | - | 4.71 | 62,989 |
| Flags with Crescents | 0 | - | 4.98 | 145,344 |
| Country Flag Trivia | 0 | - | 4.81 | 44,784 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.99 | 77,310 |
| Country Flags with the Union Jack | 0 | - | 4.83 | 57,084 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.85 | 42,715 |
| Satellite Images Quiz #1 | 0 | - | 4.47 | 123,349 |
| Satellite Images Quiz #2 | 0 | - | 4.65 | 104,243 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 84,863 |
| Satellite Images Quiz #5 | 0 | - | 4.46 | 46,111 |
| Satellite Images Quiz #6 | 0 | - | 4.53 | 35,904 |
| Countries by Coat of Arms #1 | 0 | - | 4.95 | 58,651 |
| World Coats of Arms | 0 | - | 4.99 | 56,275 |
| Flags to Languages | 0 | - | 4.95 | 159,965 |
| Countries by Satellite Image #3 | 0 | - | 4.65 | 66,617 |
| Countries by Satellite Image #2 | 0 | - | 4.79 | 64,698 |
| Countries by Satellite Image #4 | 0 | - | 4.66 | 62,650 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.55 | 44,090 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 41,525 |
| Satellite Images Quiz #3 | 0 | - | 4.38 | 70,564 |
| Peninsulas by Satellite Image | 0 | - | 4.52 | 26,087 |
| Geography by Picture - H | 0 | - | 4.52 | 55,443 |
| Geography by Picture - N | 0 | - | 4.46 | 39,789 |
| Geography by Picture - R | 0 | - | 4.54 | 38,809 |
| Geography by Picture - T | 0 | - | 4.63 | 55,039 |
| Countries by Road Signs | 0 | - | 4.98 | 45,927 |
| Country Flags Multiple Choice | 0 | - | 4.98 | 116,035 |
| Islands by Satellite Image #2 | 0 | - | 4.30 | 17,855 |
| Islands by Shape #2 | 0 | - | 4.86 | 45,204 |
| Cities by Satellite #1 | 0 | - | 4.37 | 71,417 |
| Cities by Satellite #2 | 0 | - | 4.47 | 22,940 |
| Geography by Picture - A | 0 | - | 4.35 | 57,158 |
| Geography by Picture - B | 0 | - | 4.36 | 52,665 |
| Geography by Picture - D | 0 | - | 4.10 | 43,366 |
| Geography by Picture - F | 0 | - | 4.26 | 48,505 |
| Geography by Picture - G | 0 | - | 4.39 | 45,550 |
| Geography by Picture - J | 0 | - | 4.14 | 36,526 |
| Geography by Picture - C | 0 | - | 4.28 | 54,430 |
| Geography by Picture - L | 0 | - | 4.34 | 56,075 |
| Geography by Picture - M | 0 | - | 4.11 | 38,528 |
| Geography by Picture - P | 0 | - | 4.28 | 40,320 |
| Geography by Picture - S | 0 | - | 4.35 | 44,777 |
| Random Flags Quiz | 0 | - | 4.41 | 258,128 |
| Cities by Picture #1 | 0 | - | 4.70 | 77,880 |
| Countries by Coat of Arms #2 | 0 | - | 4.78 | 32,432 |
| Countries by Picture #1 | 0 | - | 4.51 | 90,362 |
| Countries by Picture #3 | 0 | - | 4.52 | 54,940 |
| Guess the Country by a Picture Hint | 0 | - | 4.42 | 42,685 |
| Landmarks Picture Quiz #1 | 0 | - | 4.20 | 362,278 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,058,635 |
| Flags of Asia Quiz | 0 | - | 4.99 | 531,052 |
| Countries by Partial Flag Images #1 | 0 | - | 4.97 | 114,158 |
| Countries by Partial Flag Images #3 | 0 | - | 4.99 | 89,719 |
| Flags with the Most Stars | 0 | - | 4.91 | 107,151 |
| Flags that are Red & White Only | 0 | - | 4.97 | 131,680 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 126,985 |
| Flags of the Countries with Four Letters | 0 | - | 4.93 | 36,626 |
| African Island Countries | 0 | - | 4.96 | 90,561 |
| Four Countries with Similar Flags #2 | 0 | - | 4.89 | 36,095 |
| Four Countries with Similar Flags #1 | 0 | - | 4.98 | 43,940 |
| Pixelated World Map | 0 | - | 5.00 | 129,575 |
| Country Flags with the Most Red | 0 | - | 4.97 | 92,483 |
| Country Flags with the Most Blue | 0 | - | 4.91 | 80,193 |
| Country Flags with the Most Green | 0 | - | 4.96 | 80,808 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 82,139 |
| Country Flags with the Most Yellow | 0 | - | 4.93 | 78,609 |
| Country Flags with the Most Black | 0 | - | 4.94 | 86,889 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.94 | 55,824 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.93 | 44,329 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 82,387 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 63,302 |
| Countries by Partial Flag Images #5 | 0 | - | 4.97 | 49,017 |
| Islands by Country #1 | 0 | - | 4.87 | 164,456 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 82,473 |
| Flags of Africa Quiz | 0 | - | 4.99 | 392,894 |
| Emoji Flags | 0 | - | 4.34 | 40,934 |
| Former Flags | 0 | - | 4.98 | 82,370 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.19 | 63,929 |
| Country Flags With Blue Removed | 0 | - | 4.93 | 34,577 |
| Geography by Picture - E | 0 | - | 3.53 | 45,665 |
| Landforms by Picture | 0 | - | 4.35 | 19,104 |
| Geography by Picture - I | 0 | - | 3.97 | 37,721 |
| Geography by Picture - K | 0 | - | 4.25 | 31,262 |
| Richest Island Countries | 0 | - | 4.87 | 88,766 |
| Countries by Partial Flag Images #6 | 0 | - | 4.90 | 27,995 |
| Countries by Picture #4 | 0 | - | 4.17 | 42,167 |
| Countries by Picture #2 | 0 | - | 4.37 | 64,758 |
| Countries by Picture #5 | 0 | - | 4.27 | 40,129 |
| Countries by Picture #6 | 0 | - | 4.14 | 33,852 |
| Flags of Oceania | 0 | - | 5.00 | 218,726 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 313,715 |
| Three Band Flags of Europe | 0 | - | 4.97 | 162,677 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.65 | 54,630 |
| Select the World Flags | 0 | - | 4.31 | 33,648 |
| Landmarks Picture Quiz #2 | 0 | - | 4.38 | 124,406 |
| A-Z Cities by Pictures | 0 | - | 4.54 | 39,787 |
| Pixelated Africa Map | 0 | - | 4.98 | 89,073 |
| Pixelated Asia Map | 0 | - | 4.90 | 64,028 |
| Pixelated Europe Map | 0 | - | 4.90 | 110,467 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 26,970 |
| Boundary Waters | 0 | - | 4.93 | 81,622 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 75,904 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.92 | 46,366 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 52,135 |
| Random Flag to Country | 0 | - | 4.99 | 512,217 |
| Countries by Bordering Flags #1 | 0 | - | 4.93 | 94,707 |
| Countries by Bordering Flags #2 | 0 | - | 4.85 | 75,946 |
| Flags of the Mediterranean | 0 | - | 4.94 | 125,149 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.29 | 18,337 |
| Countries of the World Quiz | 0 | - | 5.00 | 41,463,085 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 330,859 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.52 | 23,604 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.83 | 30,620 |
| World Capitals Quiz | 0 | - | 5.00 | 4,544,868 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,135,438 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,201,606 |
| Geography by Picture - O | 0 | - | 4.00 | 26,562 |
| Flags of Countries in the World Cup 2018 | 0 | - | 4.84 | 87,182 |
| Islands by Shape #1 | 0 | - | 4.27 | 71,711 |
| Islands by Picture | 0 | - | 4.31 | 93,277 |
| World Geography on a Map #1 | 0 | - | 4.93 | 67,958 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 85,120 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 138,873 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 110,896 |
| Biggest City by Island | 0 | - | 4.57 | 45,989 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.95 | 110,963 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,399,020 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 343,431 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 359,953 |
| Members of the Arab League | 0 | - | 4.85 | 64,948 |
| Island Countries Quiz | 0 | - | 4.99 | 665,727 |
| Sahara Desert Countries | 0 | - | 4.97 | 129,188 |
| Himalayan Countries | 0 | - | 4.94 | 107,159 |
| Andean Countries | 0 | - | 4.91 | 59,617 |
| Countries with the Oldest Median Age | 0 | - | 4.84 | 60,685 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 50,399 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 103,780 |
| Coffee Producing Countries | 0 | - | 4.82 | 54,614 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 53,925 |
| Danube Countries | 0 | - | 4.96 | 57,043 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 92,055 |
| Countries With an "Ese" Demonym | 0 | - | 4.96 | 65,144 |
| Countries with the Best Passports | 0 | - | 4.87 | 72,196 |
| Countries with the Worst Passports | 0 | - | 4.88 | 50,048 |
| Countries with the Most Immigrants | 0 | - | 4.87 | 110,343 |
| European Landlocked Countries | 0 | - | 4.99 | 136,693 |
| Partially Recognized Countries | 0 | - | 4.98 | 90,457 |
| Countries with the Most Species | 0 | - | 4.99 | 89,746 |
| Countries 197 to 205 | 0 | - | 4.87 | 56,957 |
| Tropic of Cancer Countries | 0 | - | 4.96 | 44,907 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 44,208 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 48,779 |
| Countries that Use the Peso | 0 | - | 4.82 | 46,714 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.88 | 58,979 |
| Countries with a AAA Credit Rating | 0 | - | 4.87 | 49,630 |
| Countries in the Alps | 0 | - | 4.84 | 103,434 |
| Top Five Importing Partners by Country | 0 | - | 4.98 | 86,053 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 88,618 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 72,035 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 79,099 |
| Northernmost Countries by Continent | 0 | - | 4.97 | 94,591 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 88,073 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 90,222 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 46,554 |
| Biggest Country by Body of Water | 0 | - | 4.96 | 45,568 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 55,155 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.88 | 69,912 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 48,864 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 36,904 |
| Asian Island Nations | 0 | - | 4.66 | 89,206 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 96,274 |
| Arctic Ocean Countries | 0 | - | 4.93 | 72,419 |
| Countries with the Most Grassland | 0 | - | 4.94 | 70,005 |
| Country Flags with the Southern Cross | 0 | - | 4.72 | 51,911 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 99,666 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 61,735 |
| Similar Flags #1 | 0 | - | 4.74 | 111,845 |
| Similar Flags #2 | 0 | - | 4.79 | 114,033 |
| Countries that Host the Most Refugees | 0 | - | 4.94 | 53,816 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 200,096 |
| World Countries - Blind Typing | 0 | - | 5.00 | 74,411 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 42,645 |
| Largest Countries By Category | 0 | - | 4.97 | 145,918 |
| Countries by Countries | 0 | - | 4.96 | 55,258 |
| Country Flags with the Most White | 0 | - | 4.90 | 125,586 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 59,039 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.86 | 44,978 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 79,098 |
| Biggest Countries by Area | 0 | - | 5.00 | 942,010 |
| Northernmost Countries | 0 | - | 4.99 | 329,751 |
| Islands by Country #2 | 0 | - | 4.79 | 71,370 |
| Countries of South America | 0 | - | 5.00 | 803,977 |
