| Name the Pixelated Landmark | 0 | - | 4.84 | 62,471 |
| All Country Flags of the World | 0 | - | 5.00 | 3,603,682 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,046 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,526,632 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,087,537 |
| Country Flags Quiz #3 | 0 | - | 4.98 | 729,769 |
| Flags with Crescents | 0 | - | 4.98 | 167,611 |
| Country Flag Trivia | 0 | - | 4.81 | 55,958 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 102,453 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 76,480 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 85,938 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 52,062 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,392 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 81,977 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,453 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,375 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,286 |
| World Coats of Arms | 0 | - | 4.99 | 63,875 |
| Flags to Languages | 0 | - | 4.95 | 172,524 |
| Landmarks Picture Quiz #2 | 0 | - | 4.38 | 130,472 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 50,155 |
| Geography by Picture - B | 0 | - | 4.42 | 55,421 |
| Geography by Picture - H | 0 | - | 4.49 | 58,055 |
| Geography by Picture - N | 0 | - | 4.45 | 42,053 |
| Geography by Picture - R | 0 | - | 4.55 | 40,882 |
| Geography by Picture - T | 0 | - | 4.54 | 57,681 |
| Countries by Road Signs | 0 | - | 4.98 | 53,109 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 143,493 |
| Islands by Shape #2 | 0 | - | 4.88 | 58,998 |
| Geography by Picture - A | 0 | - | 4.39 | 60,057 |
| Geography by Picture - D | 0 | - | 4.15 | 45,498 |
| Geography by Picture - F | 0 | - | 4.31 | 50,832 |
| Geography by Picture - G | 0 | - | 4.38 | 47,794 |
| Geography by Picture - J | 0 | - | 4.16 | 38,338 |
| Geography by Picture - K | 0 | - | 4.28 | 33,018 |
| Geography by Picture - C | 0 | - | 4.31 | 56,914 |
| Geography by Picture - L | 0 | - | 4.37 | 58,766 |
| Geography by Picture - M | 0 | - | 4.14 | 40,349 |
| Geography by Picture - P | 0 | - | 4.24 | 42,302 |
| Geography by Picture - S | 0 | - | 4.38 | 46,915 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 75,316 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 278,421 |
| Flag Maths | 0 | - | 4.78 | 57,678 |
| Satellite Images #1 | 0 | - | 4.46 | 129,021 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 108,994 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,656 |
| Satellite Images Quiz #5 | 0 | - | 4.48 | 49,654 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,812 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,383 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,057 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 69,693 |
| Countries by Satellite Image #4 | 0 | - | 4.61 | 66,836 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.55 | 46,687 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,229 |
| Countries by Picture #1 | 0 | - | 4.53 | 98,388 |
| Countries by Picture #3 | 0 | - | 4.51 | 58,990 |
| Guess the Country by a Picture Hint | 0 | - | 4.42 | 47,402 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 65,758 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,115 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,227,211 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,802 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 142,790 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 114,247 |
| Flags with the Most Stars | 0 | - | 4.91 | 134,949 |
| Country Flags with the Southern Cross | 0 | - | 4.83 | 61,394 |
| Flags that are Red & White Only | 0 | - | 4.97 | 161,542 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 144,691 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 74,277 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 46,647 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 67,665 |
| Pixelated World Map | 0 | - | 5.00 | 142,467 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,410 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 91,758 |
| Country Flags with the Most Green | 0 | - | 4.96 | 98,833 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,602 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,323 |
| Country Flags with the Most Black | 0 | - | 4.95 | 96,845 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,282 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,679 |
| Country Flags Slideshow | 0 | - | 4.91 | 46,778 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 98,410 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 79,710 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 64,774 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 43,987 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,492 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,051 |
| Flags of Africa Quiz | 0 | - | 5.00 | 463,612 |
| Flags of North and South America | 0 | - | 4.99 | 367,472 |
| Emoji Flags | 0 | - | 4.35 | 43,820 |
| Former Flags | 0 | - | 4.97 | 106,730 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,247 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,675 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,629 |
| Country Flags With Blue Removed | 0 | - | 4.93 | 43,806 |
| Geography by Picture - E | 0 | - | 3.55 | 47,282 |
| Landforms by Picture | 0 | - | 4.31 | 20,574 |
| Geography by Picture - I | 0 | - | 4.00 | 39,317 |
| Cities by Satellite #1 | 0 | - | 4.38 | 80,293 |
| Cities by Satellite #2 | 0 | - | 4.49 | 24,917 |
| Countries by Partial Flag Images #7 | 0 | - | 4.89 | 30,607 |
| Countries by Picture #4 | 0 | - | 4.15 | 45,047 |
| Countries by Picture #2 | 0 | - | 4.37 | 69,576 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,159 |
| Countries by Picture #6 | 0 | - | 4.15 | 35,921 |
| Flags of Oceania | 0 | - | 5.00 | 255,308 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,907 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,576 |
| Select the World Flags | 0 | - | 4.27 | 37,412 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,539 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,088 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,439 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,846 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,713 |
| Boundary Waters | 0 | - | 4.92 | 88,058 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,822 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,313 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,326 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,853 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,755 |
| 20 Random Country Flags | 0 | - | 4.99 | 604,596 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,086 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,641 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,547 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,932,006 |
| Landlocked Countries | 0 | - | 4.99 | 413,760 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 553,357 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.49 | 24,740 |
| World Capitals Quiz | 0 | - | 5.00 | 5,032,581 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,718,227 |
| Geography by Picture - O | 0 | - | 4.00 | 28,049 |
| Islands by Satellite Image #2 | 0 | - | 4.35 | 19,076 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.20 | 71,259 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,190 |
| Islands by Picture | 0 | - | 4.29 | 105,920 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,171 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,021 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,663 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,046 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,215 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 123,009 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,571,478 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,163 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,923 |
| Island Countries | 0 | - | 4.99 | 707,680 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,651 |
| Himalayan Countries | 0 | - | 4.95 | 135,413 |
| Andean Countries | 0 | - | 4.94 | 82,848 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,238 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,235 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,930 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,625 |
| Danube Countries | 0 | - | 4.97 | 71,096 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,777 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,548 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,516 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,428 |
| European Landlocked Countries | 0 | - | 4.99 | 145,769 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,231 |
| Countries with the Most Species | 0 | - | 4.99 | 95,248 |
| Countries 197 to 205 | 0 | - | 4.87 | 69,368 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,202 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,372 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,965 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,582 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,958 |
| Countries in the Alps | 0 | - | 4.86 | 116,847 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,583 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,280 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,020 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,433 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,185 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,014 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,594 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,771 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,353 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,078 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,200 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,050 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,460 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,759 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,764 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,103 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,658 |
| Similar Flags #1 | 0 | - | 4.74 | 129,132 |
| Similar Flags #2 | 0 | - | 4.74 | 136,391 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,260 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,781 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 239,373 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,716 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,611 |
| Largest Countries By Category | 0 | - | 4.97 | 156,782 |
| Countries by Countries | 0 | - | 4.96 | 62,270 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,410 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,965 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 141,419 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,335 |
| Merged Country Flags | 0 | - | 4.88 | 106,030 |
| All Countries by Population With a Map | 0 | - | 4.98 | 106,723 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,120 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,780 |
