| Name the Pixelated Landmark | 0 | - | 4.84 | 62,380 |
| All Country Flags of the World | 0 | - | 5.00 | 3,596,417 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 60,973 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,525,100 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,086,844 |
| Country Flags Quiz #3 | 0 | - | 4.98 | 729,267 |
| Flags with Crescents | 0 | - | 4.98 | 167,367 |
| Country Flag Trivia | 0 | - | 4.81 | 55,813 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 102,280 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 76,370 |
| Pixelated Flag Quiz | 0 | - | 4.98 | 85,785 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.83 | 51,957 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,257 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 81,914 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,410 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,329 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,257 |
| World Coats of Arms | 0 | - | 4.99 | 63,802 |
| Flags to Languages | 0 | - | 4.95 | 172,387 |
| Landmarks Picture Quiz #2 | 0 | - | 4.38 | 130,430 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.96 | 50,141 |
| Geography by Picture - B | 0 | - | 4.42 | 55,391 |
| Geography by Picture - H | 0 | - | 4.49 | 58,024 |
| Geography by Picture - N | 0 | - | 4.45 | 42,037 |
| Geography by Picture - R | 0 | - | 4.55 | 40,868 |
| Geography by Picture - T | 0 | - | 4.54 | 57,654 |
| Countries by Road Signs | 0 | - | 4.98 | 53,029 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 143,353 |
| Islands by Shape #2 | 0 | - | 4.88 | 58,962 |
| Geography by Picture - A | 0 | - | 4.39 | 60,029 |
| Geography by Picture - D | 0 | - | 4.15 | 45,474 |
| Geography by Picture - F | 0 | - | 4.31 | 50,813 |
| Geography by Picture - G | 0 | - | 4.38 | 47,776 |
| Geography by Picture - J | 0 | - | 4.16 | 38,325 |
| Geography by Picture - K | 0 | - | 4.28 | 33,003 |
| Geography by Picture - C | 0 | - | 4.31 | 56,894 |
| Geography by Picture - L | 0 | - | 4.37 | 58,735 |
| Geography by Picture - M | 0 | - | 4.14 | 40,337 |
| Geography by Picture - P | 0 | - | 4.24 | 42,290 |
| Geography by Picture - S | 0 | - | 4.38 | 46,899 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 75,229 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 278,162 |
| Flag Maths | 0 | - | 4.78 | 57,666 |
| Satellite Images Quiz #1 | 0 | - | 4.46 | 128,972 |
| Satellite Images Quiz #2 | 0 | - | 4.63 | 108,959 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 88,620 |
| Satellite Images Quiz #5 | 0 | - | 4.48 | 49,624 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 38,781 |
| Cities by Picture #1 | 0 | - | 4.73 | 85,298 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 70,999 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 69,648 |
| Countries by Satellite Image #4 | 0 | - | 4.61 | 66,782 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.55 | 46,659 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,200 |
| Countries by Picture #1 | 0 | - | 4.53 | 98,327 |
| Countries by Picture #3 | 0 | - | 4.51 | 58,951 |
| Guess the Country by a Picture Hint | 0 | - | 4.42 | 47,344 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 65,701 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,045 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,224,807 |
| Flags of Asia Quiz | 0 | - | 4.99 | 604,790 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 142,526 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 114,019 |
| Flags with the Most Stars | 0 | - | 4.91 | 134,642 |
| Flags that are Red & White Only | 0 | - | 4.97 | 157,472 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 144,437 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 73,557 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 46,501 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 67,509 |
| Pixelated World Map | 0 | - | 5.00 | 142,315 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,217 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 91,616 |
| Country Flags with the Most Green | 0 | - | 4.96 | 98,697 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,488 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,171 |
| Country Flags with the Most Black | 0 | - | 4.95 | 96,736 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,212 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,622 |
| Country Flags Slideshow | 0 | - | 4.91 | 46,693 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 98,308 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 79,618 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 64,654 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 43,886 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,421 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 97,990 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,561 |
| Flags of North and South America | 0 | - | 4.99 | 366,106 |
| Emoji Flags | 0 | - | 4.35 | 43,794 |
| Former Flags | 0 | - | 4.97 | 106,558 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,218 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,658 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,580 |
| Country Flags With Blue Removed | 0 | - | 4.93 | 43,696 |
| Geography by Picture - E | 0 | - | 3.55 | 47,271 |
| Landforms by Picture | 0 | - | 4.31 | 20,566 |
| Geography by Picture - I | 0 | - | 4.00 | 39,308 |
| Cities by Satellite #1 | 0 | - | 4.38 | 80,211 |
| Cities by Satellite #2 | 0 | - | 4.49 | 24,892 |
| Countries by Partial Flag Images #7 | 0 | - | 4.89 | 30,477 |
| Countries by Picture #4 | 0 | - | 4.15 | 45,021 |
| Countries by Picture #2 | 0 | - | 4.37 | 69,522 |
| Countries by Picture #5 | 0 | - | 4.25 | 43,135 |
| Countries by Picture #6 | 0 | - | 4.15 | 35,901 |
| Flags of Oceania | 0 | - | 5.00 | 254,788 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,716 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,526 |
| Select the World Flags | 0 | - | 4.27 | 37,379 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 43,500 |
| Pixelated Africa Map | 0 | - | 4.98 | 98,996 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,329 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,709 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,671 |
| Boundary Waters | 0 | - | 4.92 | 88,009 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,791 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,201 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,171 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,785 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 69,671 |
| 20 Random Country Flags | 0 | - | 4.99 | 603,805 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 111,999 |
| Countries by Bordering Flags #2 | 0 | - | 4.85 | 82,552 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,422 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,871,045 |
| Landlocked Countries | 0 | - | 4.99 | 413,079 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 551,336 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.49 | 24,734 |
| World Capitals Quiz | 0 | - | 5.00 | 5,027,331 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,711,535 |
| Geography by Picture - O | 0 | - | 3.99 | 28,032 |
| Islands by Satellite Image #2 | 0 | - | 4.35 | 19,069 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.20 | 71,203 |
| Islands by Shape #1 | 0 | - | 4.32 | 84,170 |
| Islands by Picture | 0 | - | 4.29 | 105,793 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,122 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 94,930 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,501 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,865 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,263 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 122,883 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,569,622 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 371,912 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,149 |
| Island Countries | 0 | - | 4.99 | 707,349 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,346 |
| Himalayan Countries | 0 | - | 4.95 | 135,131 |
| Andean Countries | 0 | - | 4.94 | 82,712 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,131 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,049 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,803 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,505 |
| Danube Countries | 0 | - | 4.97 | 71,020 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,682 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,477 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,339 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,259 |
| European Landlocked Countries | 0 | - | 4.99 | 145,691 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,094 |
| Countries with the Most Species | 0 | - | 4.99 | 95,208 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,246 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,183 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,342 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,919 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,536 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,892 |
| Countries in the Alps | 0 | - | 4.87 | 116,724 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,501 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,129 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,963 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,353 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,087 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,947 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,499 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,706 |
| Largest Country by Body of Water | 0 | - | 4.96 | 56,734 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 61,999 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,175 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,009 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,392 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,696 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,697 |
| Country Flags with the Southern Cross | 0 | - | 4.83 | 61,296 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 116,932 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,584 |
| Similar Flags #1 | 0 | - | 4.74 | 129,011 |
| Similar Flags #2 | 0 | - | 4.74 | 136,268 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,214 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,713 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 238,952 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,444 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,558 |
| Largest Countries By Category | 0 | - | 4.97 | 156,660 |
| Countries by Countries | 0 | - | 4.96 | 62,193 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,269 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,942 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 141,263 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,309 |
| Merged Country Flags | 0 | - | 4.88 | 105,942 |
| All Countries by Population With a Map | 0 | - | 4.98 | 106,469 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,034 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,691 |
