| All Country Flags of the World | 0 | - | 5.00 | 3,659,869 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,558 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,536,504 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,092,574 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 733,201 |
| Flags with Crescents | 0 | - | 4.98 | 169,430 |
| Country Flag Trivia | 0 | - | 4.81 | 56,974 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 103,682 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 77,442 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 87,328 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,757 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 145,515 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,444 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,789 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,733 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,482 |
| World Coats of Arms | 0 | - | 4.99 | 64,458 |
| Flags to Languages | 0 | - | 4.95 | 173,585 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,507 |
| Geography by Picture - B | 0 | - | 4.42 | 55,594 |
| Geography by Picture - H | 0 | - | 4.50 | 58,216 |
| Geography by Picture - N | 0 | - | 4.45 | 42,198 |
| Geography by Picture - R | 0 | - | 4.56 | 41,017 |
| Geography by Picture - T | 0 | - | 4.54 | 57,834 |
| Countries by Road Signs | 0 | - | 4.98 | 53,759 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 62,987 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,246 |
| Geography by Picture - A | 0 | - | 4.39 | 60,241 |
| Geography by Picture - D | 0 | - | 4.15 | 45,650 |
| Geography by Picture - F | 0 | - | 4.31 | 50,990 |
| Geography by Picture - G | 0 | - | 4.38 | 47,941 |
| Geography by Picture - J | 0 | - | 4.16 | 38,458 |
| Geography by Picture - K | 0 | - | 4.29 | 33,121 |
| Geography by Picture - C | 0 | - | 4.31 | 57,065 |
| Geography by Picture - L | 0 | - | 4.37 | 58,950 |
| Geography by Picture - M | 0 | - | 4.14 | 40,453 |
| Geography by Picture - P | 0 | - | 4.24 | 42,430 |
| Geography by Picture - S | 0 | - | 4.38 | 47,035 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 280,328 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 144,491 |
| Flag Maths | 0 | - | 4.64 | 57,759 |
| Satellite Images #1 | 0 | - | 4.47 | 129,354 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,290 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,902 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 49,910 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,974 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,966 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 75,931 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,372 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,067 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,157 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.53 | 46,904 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,471 |
| Countries by Picture #1 | 0 | - | 4.53 | 99,392 |
| Countries by Picture #3 | 0 | - | 4.51 | 59,369 |
| Guess the Country by a Picture Hint | 0 | - | 4.43 | 47,791 |
| Emoji Flags | 0 | - | 4.35 | 44,076 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,386 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,378 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,693 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,806 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 394,433 |
| Boundary Waters | 0 | - | 4.92 | 88,445 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,133 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,034 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,374 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,431 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,361 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 144,565 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,820 |
| Flags with the Most Stars | 0 | - | 4.91 | 136,327 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,171 |
| Flags that are Red & White Only | 0 | - | 4.97 | 164,215 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,928 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 76,047 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,477 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,445 |
| Pixelated World Map | 0 | - | 5.00 | 143,336 |
| Country Flags with the Most Red | 0 | - | 4.98 | 120,393 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,471 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,574 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,353 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 99,037 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,470 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,691 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,077 |
| Country Flags Slideshow | 0 | - | 4.91 | 47,324 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,380 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,707 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,916 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,015 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,832 |
| Landforms by Picture | 0 | - | 4.31 | 20,671 |
| Geography by Picture - I | 0 | - | 4.00 | 39,422 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,424 |
| Former Flags | 0 | - | 4.97 | 107,661 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,919 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,410 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,243,087 |
| Flags of Asia Quiz | 0 | - | 4.99 | 613,066 |
| Flags of Africa Quiz | 0 | - | 5.00 | 470,750 |
| Flags of North and South America | 0 | - | 4.99 | 372,798 |
| Cities by Satellite #1 | 0 | - | 4.37 | 81,030 |
| Cities by Satellite #2 | 0 | - | 4.49 | 25,061 |
| Countries by Picture #4 | 0 | - | 4.15 | 45,337 |
| Countries by Picture #2 | 0 | - | 4.37 | 70,062 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,414 |
| Countries by Picture #6 | 0 | - | 4.15 | 36,113 |
| Select the World Flags | 0 | - | 4.27 | 37,723 |
| Landmarks Picture Quiz #2 | 0 | - | 4.38 | 130,900 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,940 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,418,412 |
| Landlocked Countries | 0 | - | 4.99 | 419,950 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 570,903 |
| Flags of Oceania | 0 | - | 5.00 | 258,833 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,205 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,816 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,140 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,695 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,894 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,835 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,563 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,772 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,878 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,083 |
| World Capitals Quiz | 0 | - | 5.00 | 5,070,395 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,454 |
| Himalayan Countries | 0 | - | 4.95 | 137,883 |
| Andean Countries | 0 | - | 4.95 | 84,152 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,371 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,939 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,018 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,473 |
| Danube Countries | 0 | - | 4.97 | 71,765 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,703 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,161 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,852 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,933 |
| European Landlocked Countries | 0 | - | 4.99 | 146,897 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,285 |
| Countries with the Most Species | 0 | - | 4.99 | 103,036 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,439 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,467 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,636 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,398 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,076 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,465 |
| Countries in the Alps | 0 | - | 4.87 | 117,879 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 96,644 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,596 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,499 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,380 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,240 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,798 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,403 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,280 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,040 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,643 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,543 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,385 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,011 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,301 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,307 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,430 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,137 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,639 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,708 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,893 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,518 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,063 |
| Largest Countries By Category | 0 | - | 4.97 | 157,836 |
| Countries by Countries | 0 | - | 4.97 | 62,951 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,380 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,186 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,495 |
| Merged Country Flags | 0 | - | 4.88 | 106,721 |
| All Countries by Population With a Map | 0 | - | 4.98 | 108,899 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,751 |
| 20 Random Country Flags | 0 | - | 4.99 | 611,798 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,448 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,764,002 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,686 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,113 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,509 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,787 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,480 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.49 | 24,821 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,315 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,428 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.98 | 34,806 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,437 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,146 |
| Longest International Borders | 0 | - | 4.99 | 264,858 |
| Countries with Three Borders | 0 | - | 4.96 | 36,510 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,986 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,096 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.85 | 37,034 |
| Demonym of Every Country | 0 | - | 4.91 | 59,398 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,349 |
| Islands by Picture | 0 | - | 4.29 | 106,905 |
