| All Country Flags of the World | 0 | - | 5.00 | 3,713,781 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 62,116 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,546,001 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,097,199 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 736,451 |
| Flags with Crescents | 0 | - | 4.98 | 171,347 |
| Country Flag Trivia | 0 | - | 4.81 | 58,027 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 104,904 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,438 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 88,600 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.81 | 53,494 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 146,865 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 83,185 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,260 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 73,062 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,647 |
| World Coats of Arms | 0 | - | 4.99 | 65,146 |
| Flags to Languages | 0 | - | 4.95 | 174,517 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 51,028 |
| Geography by Picture - B | 0 | - | 4.42 | 55,784 |
| Geography by Picture - H | 0 | - | 4.50 | 58,378 |
| Geography by Picture - R | 0 | - | 4.56 | 41,145 |
| Geography by Picture - T | 0 | - | 4.54 | 57,999 |
| Countries by Road Signs | 0 | - | 4.98 | 54,350 |
| Name the Pixelated Landmark | 0 | - | 4.85 | 63,457 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,534 |
| Geography by Picture - A | 0 | - | 4.39 | 60,436 |
| Geography by Picture - D | 0 | - | 4.15 | 45,786 |
| Geography by Picture - F | 0 | - | 4.31 | 51,171 |
| Geography by Picture - G | 0 | - | 4.39 | 48,076 |
| Geography by Picture - J | 0 | - | 4.16 | 38,593 |
| Geography by Picture - K | 0 | - | 4.29 | 33,247 |
| Geography by Picture - C | 0 | - | 4.31 | 57,236 |
| Geography by Picture - L | 0 | - | 4.37 | 59,136 |
| Geography by Picture - M | 0 | - | 4.14 | 40,579 |
| Geography by Picture - P | 0 | - | 4.24 | 42,565 |
| Geography by Picture - S | 0 | - | 4.38 | 47,179 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 282,073 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,429 |
| Flag Maths | 0 | - | 4.61 | 57,844 |
| Satellite Images #1 | 0 | - | 4.46 | 129,983 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 109,680 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,324 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,228 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,208 |
| Cities by Picture #1 | 0 | - | 4.74 | 86,581 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 76,550 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,779 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,485 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,534 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.51 | 47,128 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,700 |
| Countries by Picture #1 | 0 | - | 4.52 | 119,409 |
| Countries by Picture #3 | 0 | - | 4.51 | 61,062 |
| Guess the Country by a Picture Hint | 0 | - | 4.43 | 48,215 |
| Emoji Flags | 0 | - | 4.35 | 44,290 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,643 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,970 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 71,279 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,929 |
| Landmarks Picture Quiz #1 | 0 | - | 4.16 | 395,678 |
| Boundary Waters | 0 | - | 4.92 | 88,763 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,411 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,701 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,348 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,967 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,973 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 146,353 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 117,337 |
| Flags with the Most Stars | 0 | - | 4.91 | 137,909 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 63,193 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,611 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 147,326 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 77,660 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,402 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 69,346 |
| Pixelated World Map | 0 | - | 5.00 | 144,110 |
| Country Flags with the Most Red | 0 | - | 4.98 | 121,354 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 93,278 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,349 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 100,139 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,747 |
| Country Flags with the Most Black | 0 | - | 4.95 | 98,145 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 68,098 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,493 |
| Country Flags Slideshow | 0 | - | 4.91 | 47,930 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 100,077 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,417 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,660 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,740 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,699 |
| Landforms by Picture | 0 | - | 4.31 | 20,747 |
| Geography by Picture - I | 0 | - | 4.00 | 39,531 |
| Geography by Picture - O | 0 | - | 4.01 | 28,240 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,793 |
| Former Flags | 0 | - | 4.97 | 108,587 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,237 |
| Country Flags With Blue Removed | 0 | - | 4.89 | 45,011 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,258,045 |
| Flags of Asia Quiz | 0 | - | 4.99 | 620,339 |
| Flags of Africa Quiz | 0 | - | 5.00 | 477,545 |
| Flags of North and South America | 0 | - | 4.99 | 376,987 |
| Cities by Satellite #1 | 0 | - | 4.36 | 82,400 |
| Cities by Satellite #2 | 0 | - | 4.49 | 25,401 |
| Countries by Picture #4 | 0 | - | 4.15 | 46,796 |
| Countries by Picture #2 | 0 | - | 4.38 | 72,373 |
| Countries by Picture #5 | 0 | - | 4.25 | 44,696 |
| Countries by Picture #6 | 0 | - | 4.16 | 37,226 |
| Select the World Flags | 0 | - | 4.28 | 37,992 |
| Landmarks Picture Quiz #2 | 0 | - | 4.38 | 131,210 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,230 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,879,422 |
| Landlocked Countries | 0 | - | 4.99 | 425,865 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 588,384 |
| Flags of Oceania | 0 | - | 5.00 | 262,710 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,592 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,456 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,777 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,471 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 59,165 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 44,107 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,926 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,398 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,980 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,010 |
| World Capitals Quiz | 0 | - | 5.00 | 5,106,078 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,265 |
| Himalayan Countries | 0 | - | 4.93 | 140,248 |
| Andean Countries | 0 | - | 4.94 | 85,462 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,611 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,005 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,166 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,437 |
| Danube Countries | 0 | - | 4.97 | 72,394 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,596 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,843 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,128 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,614 |
| European Landlocked Countries | 0 | - | 4.99 | 147,604 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,300 |
| Countries with the Most Species | 0 | - | 4.99 | 103,565 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,408 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,775 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,886 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,838 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,578 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,017 |
| Countries in the Alps | 0 | - | 4.87 | 118,773 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,632 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,862 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,964 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,024 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,959 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,258 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,404 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,865 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,424 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,179 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,876 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,745 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,560 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,797 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,892 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,842 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,614 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 71,282 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,669 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,713 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,151 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,506 |
| Largest Countries By Category | 0 | - | 4.97 | 158,866 |
| Countries by Countries | 0 | - | 4.96 | 63,644 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,266 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,400 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,670 |
| Merged Country Flags | 0 | - | 4.88 | 107,378 |
| All Countries by Population With a Map | 0 | - | 4.98 | 110,985 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,433 |
| 20 Random Country Flags | 0 | - | 4.99 | 618,943 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,108 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,804,417 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,263 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,594 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 146,459 |
| Western Europe Map Quiz | 0 | - | 4.85 | 93,986 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,361 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.50 | 24,895 |
| Tourist Attraction by Negative Review | 0 | - | 4.85 | 82,801 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,616 |
| All 10m+ First-Level Country Subdivisions | 0 | - | 4.98 | 35,168 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 210,086 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,576 |
| Longest International Borders | 0 | - | 4.99 | 265,811 |
| Countries with Three Borders | 0 | - | 4.96 | 36,774 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 42,351 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 48,494 |
| Countries with the Lowest Maximum Elevation | 0 | - | 4.86 | 37,179 |
| Demonym of Every Country | 0 | - | 4.90 | 61,480 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,510 |
| Islands by Picture | 0 | - | 4.28 | 107,789 |
