| Name the Pixelated Landmark | 0 | - | 4.85 | 63,711 |
| All Country Flags of the World | 0 | - | 5.00 | 3,728,438 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 62,322 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,548,409 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,098,593 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 737,349 |
| Flags with Crescents | 0 | - | 4.98 | 171,858 |
| Country Flag Trivia | 0 | - | 4.82 | 58,375 |
| Country Flags with Eagles - Picture Quiz | 0 | - | 4.98 | 105,250 |
| Country Flags with the Union Jack | 0 | - | 4.87 | 78,695 |
| Pixelated Flag Quiz | 0 | - | 4.97 | 88,992 |
| Country Flags with the Sun - Picture Quiz | 0 | - | 4.81 | 53,682 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 147,128 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 83,303 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,359 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 73,151 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,696 |
| World Coats of Arms | 0 | - | 4.99 | 65,361 |
| Flags to Languages | 0 | - | 4.95 | 174,750 |
| Landmarks Picture Quiz #2 | 0 | - | 4.38 | 139,029 |
| Similar Country Flags - Multiple Choice Quiz | 0 | - | 4.94 | 51,183 |
| Geography by Picture - B | 0 | - | 4.42 | 55,842 |
| Geography by Picture - H | 0 | - | 4.50 | 58,444 |
| Geography by Picture - N | 0 | - | 4.45 | 42,407 |
| Geography by Picture - R | 0 | - | 4.56 | 41,206 |
| Geography by Picture - T | 0 | - | 4.54 | 58,062 |
| Countries by Road Signs | 0 | - | 4.98 | 54,490 |
| Country Flags Multiple Choice | 0 | - | 4.97 | 145,765 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,616 |
| Geography by Picture - A | 0 | - | 4.39 | 60,501 |
| Geography by Picture - D | 0 | - | 4.15 | 45,834 |
| Geography by Picture - F | 0 | - | 4.31 | 51,244 |
| Geography by Picture - G | 0 | - | 4.39 | 48,136 |
| Geography by Picture - J | 0 | - | 4.16 | 38,646 |
| Geography by Picture - K | 0 | - | 4.29 | 33,303 |
| Geography by Picture - C | 0 | - | 4.31 | 57,296 |
| Geography by Picture - L | 0 | - | 4.37 | 59,193 |
| Geography by Picture - M | 0 | - | 4.14 | 40,635 |
| Geography by Picture - P | 0 | - | 4.24 | 42,617 |
| Geography by Picture - S | 0 | - | 4.38 | 47,223 |
| Random Circular Cutouts of the World Map | 0 | - | 4.96 | 76,694 |
| Miscellaneous Flags Quiz | 0 | - | 4.42 | 282,508 |
| Flag Maths | 0 | - | 4.61 | 57,871 |
| Satellite Images #1 | 0 | - | 4.46 | 130,144 |
| Satellite Images Quiz #2 | 0 | - | 4.64 | 110,001 |
| Satellite Images Quiz #4 | 0 | - | 4.55 | 89,496 |
| Satellite Images Quiz #5 | 0 | - | 4.52 | 50,336 |
| Satellite Images Quiz #6 | 0 | - | 4.50 | 39,294 |
| Cities by Picture #1 | 0 | - | 4.74 | 86,717 |
| Countries by Satellite Image #3 | 0 | - | 4.63 | 71,858 |
| Countries by Satellite Image #2 | 0 | - | 4.80 | 70,570 |
| Countries by Satellite Image #4 | 0 | - | 4.63 | 67,614 |
| Countries by Partial Satellite Image #2 | 0 | - | 4.51 | 47,199 |
| Countries by Partial Satellite Image #1 | 0 | - | 4.75 | 44,773 |
| Countries by Picture #1 | 0 | - | 4.52 | 119,584 |
| Countries by Picture #3 | 0 | - | 4.51 | 61,137 |
| Guess the Country by a Picture Hint | 0 | - | 4.43 | 48,287 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 67,137 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 71,422 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,262,321 |
| Flags of Asia Quiz | 0 | - | 4.99 | 622,347 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 146,725 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 117,718 |
| Flags with the Most Stars | 0 | - | 4.91 | 138,317 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 63,409 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,890 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 147,682 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 78,007 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,625 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 69,560 |
| Pixelated World Map | 0 | - | 5.00 | 144,671 |
| Country Flags with the Most Red | 0 | - | 4.98 | 121,618 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 93,505 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,551 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 100,353 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,937 |
| Country Flags with the Most Black | 0 | - | 4.95 | 98,347 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 68,220 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,579 |
| Country Flags Slideshow | 0 | - | 4.91 | 48,049 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 100,229 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,600 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,840 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,921 |
| Countries by Partial Flag Images #7 | 0 | - | 4.89 | 32,902 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,947 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,880 |
| Flags of Africa Quiz | 0 | - | 5.00 | 479,550 |
| Flags of North and South America | 0 | - | 4.99 | 378,432 |
| Emoji Flags | 0 | - | 4.35 | 44,342 |
| Former Flags | 0 | - | 4.97 | 108,878 |
| Satellite Images Quiz #3 | 0 | - | 4.35 | 73,748 |
| Peninsulas by Satellite Image | 0 | - | 4.53 | 27,963 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,329 |
| Country Flags With Blue Removed | 0 | - | 4.89 | 45,138 |
| Geography by Picture - E | 0 | - | 3.54 | 47,531 |
| Landforms by Picture | 0 | - | 4.31 | 20,779 |
| Geography by Picture - I | 0 | - | 4.00 | 39,570 |
| Geography by Picture - O | 0 | - | 4.01 | 28,287 |
| Cities by Satellite #1 | 0 | - | 4.37 | 82,731 |
| Cities by Satellite #2 | 0 | - | 4.49 | 25,488 |
| Countries by Picture #4 | 0 | - | 4.15 | 46,852 |
| Countries by Picture #2 | 0 | - | 4.38 | 72,469 |
| Countries by Picture #5 | 0 | - | 4.25 | 44,763 |
| Countries by Picture #6 | 0 | - | 4.16 | 37,269 |
| Flags of Oceania | 0 | - | 5.00 | 263,681 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,950 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 59,248 |
| Select the World Flags | 0 | - | 4.28 | 38,056 |
| A-Z Cities by Pictures | 0 | - | 4.56 | 44,168 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,942 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,954 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,706 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,294 |
| Boundary Waters | 0 | - | 4.92 | 88,870 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,482 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,892 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,631 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 61,100 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 71,119 |
| 20 Random Country Flags | 0 | - | 4.99 | 620,921 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,438 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,716 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,587 |
| Countries of the World Quiz | 0 | - | 5.00 | 48,001,972 |
| Landlocked Countries | 0 | - | 4.99 | 427,645 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 593,043 |
| Animals that Appear on a Coat of Arms | 0 | - | 4.50 | 24,916 |
| World Capitals Quiz | 0 | - | 5.00 | 5,116,641 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,815,225 |
| Islands by Satellite Image #2 | 0 | - | 4.35 | 19,301 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.19 | 72,704 |
| Islands by Shape #1 | 0 | - | 4.33 | 84,566 |
| Islands by Picture | 0 | - | 4.28 | 108,001 |
| World Geography on a Map #1 | 0 | - | 4.94 | 74,015 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,558 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,230 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,247 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,971 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 124,866 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,603,308 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 377,150 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,598 |
| Island Countries | 0 | - | 4.99 | 713,168 |
| Sahara Desert Countries | 0 | - | 4.98 | 167,108 |
| Himalayan Countries | 0 | - | 4.93 | 140,995 |
| Andean Countries | 0 | - | 4.94 | 85,886 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,997 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,613 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,546 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,747 |
| Danube Countries | 0 | - | 4.97 | 72,603 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,867 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 87,009 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,520 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,994 |
| European Landlocked Countries | 0 | - | 4.99 | 147,812 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,597 |
| Countries with the Most Species | 0 | - | 4.99 | 103,667 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,701 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,827 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,969 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,951 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,703 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,168 |
| Countries in the Alps | 0 | - | 4.87 | 119,040 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 103,107 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,246 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,090 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,214 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,184 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,420 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,638 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 54,030 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,534 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,348 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,976 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,849 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,701 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,956 |
| Countries with the Most Grassland | 0 | - | 4.94 | 78,059 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,240 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,766 |
| Similar Flags #1 | 0 | - | 4.75 | 131,004 |
| Similar Flags #2 | 0 | - | 4.74 | 138,286 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 76,744 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,885 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,526 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,621 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,639 |
| Largest Countries By Category | 0 | - | 4.97 | 159,164 |
| Countries by Countries | 0 | - | 4.97 | 63,848 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,515 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,457 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 143,866 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,717 |
| Merged Country Flags | 0 | - | 4.88 | 107,546 |
| All Countries by Population With a Map | 0 | - | 4.98 | 111,607 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,597 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,278 |
