| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,484 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,236,379 |
| Flags of Asia Quiz | 0 | - | 4.99 | 609,771 |
| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 143,959 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,282 |
| Flags with the Most Stars | 0 | - | 4.91 | 135,815 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 61,876 |
| Flags that are Red & White Only | 0 | - | 4.97 | 163,715 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,447 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,471 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,149 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,137 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,983 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,170 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,277 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,029 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 98,739 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,206 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,523 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,926 |
| Country Flags Slideshow | 0 | - | 4.91 | 47,093 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,098 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,403 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,616 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,720 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,264 |
| Flags of Africa Quiz | 0 | - | 5.00 | 467,558 |
| Flags of North and South America | 0 | - | 4.99 | 370,771 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,805 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,163 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,873 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,206 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,184 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,500 |
| Flags of Oceania | 0 | - | 5.00 | 257,352 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,635 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,849 |
| 20 Random Country Flags | 0 | - | 4.99 | 608,796 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,415 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,932 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,079 |
| World Map without 12 Countries | 0 | - | 4.97 | 343,533 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 905,794 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 415,899 |
| Every Country Shape | 0 | - | 5.00 | 462,408 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 142,054 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,347 |
| Similar Flags #1 | 0 | - | 4.74 | 129,592 |
| Similar Flags #2 | 0 | - | 4.74 | 136,876 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 172,513 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 137,682 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 295,290 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 224,981 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 163,636 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 35,669 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,819 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,073 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,725 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,712 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,329 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,881 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,382 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,959 |
| Country Shapes Under the Sea | 0 | - | 5.00 | 77,462 |
| A Square of Merged Countries #1 | 0 | - | 4.88 | 59,269 |
| Country Shapes Slideshow | 0 | - | 4.84 | 39,357 |
| Country Shapes in my Burger | 0 | - | 4.95 | 54,451 |
| A Square of Merged Countries #2 | 0 | - | 4.97 | 41,289 |
| Flags of the Countries that Start with C | 0 | - | 4.89 | 129,755 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 153,456 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 42,324 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 127,008 |
| Independence from Whom | 0 | - | 4.99 | 210,975 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,450 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,275 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,706 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,085 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,752 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,016 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 154,049 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,202 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,847 |
| Countries by Founding Story | 0 | - | 4.95 | 76,936 |
| Countries by Road Signs | 0 | - | 4.98 | 53,487 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 29,797 |
| Countries Loading in the World Map | 0 | - | 4.97 | 53,548 |
| Cross Flags of Europe | 0 | - | 4.43 | 297,929 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,488 |
| Countries by Partial Flag Images #8 | 0 | - | 4.74 | 23,774 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,278,678 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 101,179 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 126,064 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 86,001 |
| One Border Countries - Shape Quiz | 0 | - | 4.83 | 64,700 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,219 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 60,041 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.86 | 41,854 |
| Divided Country Shape Puzzle #1 | 0 | - | 4.87 | 53,139 |
| Merged Countries #2 | 0 | - | 4.96 | 98,786 |
| Merged Countries #6 | 0 | - | 4.90 | 73,019 |
| Merged Countries #7 | 0 | - | 4.93 | 82,282 |
| Flags of the Middle East | 0 | - | 4.69 | 62,495 |
| Cities by Former Name | 0 | - | 4.84 | 91,314 |
| Recently Independent Countries | 0 | - | 4.98 | 158,465 |
| Countries of the World in 1900 | 0 | - | 4.89 | 84,270 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 194,320 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 150,003 |
| Countries by Former Name | 0 | - | 4.99 | 124,745 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,543,310 |
| Historical City to Country | 0 | - | 4.84 | 78,362 |
| Name a Valid Country Flag | 0 | - | 4.68 | 75,291 |
| Flags of WW1 | 0 | - | 4.60 | 38,200 |
| All Modern-Day Countries Ever Controlled by Turkic People | 0 | - | 4.94 | 40,888 |
| All Modern-Day Countries Ever Controlled by Arab People with a Map | 0 | - | 4.98 | 55,152 |
| Cities by Skyline Silhouette - Map Quiz | 0 | - | 4.93 | 123,480 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 60,071 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 71,669 |
| Random Country Shape to Country | 0 | - | 4.90 | 112,320 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.97 | 170,702 |
| Countries Settled by Vikings | 0 | - | 4.93 | 121,150 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 145,032 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,244 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,644 |
| Pixelated World Map | 0 | - | 5.00 | 142,961 |
| Warsaw Pact Countries | 0 | - | 4.83 | 84,404 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 86,045 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 99,274 |
| Countries of the World in 1444 | 0 | - | 4.98 | 59,958 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 57,179 |
| Countries of Europe before World War II with a Map | 0 | - | 4.95 | 52,876 |
| Countries of the World in 1882 with a Map | 0 | - | 4.89 | 44,066 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,577 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,399 |
| World Coats of Arms | 0 | - | 4.99 | 64,187 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 183,240 |
| Countries in Hexagons of the World Map | 0 | - | 4.99 | 108,272 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 183,900 |
| Historic Orient Express Routes Map | 0 | - | 4.99 | 53,282 |
| Modern Day Countries of the Kushan Empire on a Map | 0 | - | 4.89 | 24,720 |
| All Modern-Day Countries Ever Controlled by the Seljuks | 0 | - | 4.92 | 28,412 |
| Every American Country by Shape | 0 | - | 4.79 | 37,164 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 520,509 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 335,938 |
| Countries in Squares of an Empty World Map | 0 | - | 4.99 | 125,830 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,712,959 |
| Satellite Images - Europe | 0 | - | 4.47 | 104,130 |
| European Cities by Picture #2 | 0 | - | 4.46 | 38,090 |
| Ancient City to Country | 0 | - | 4.70 | 107,835 |
| City-States | 0 | - | 4.53 | 37,199 |
| Damaged and Destroyed Cities | 0 | - | 4.44 | 44,597 |
| City Where It Happened #2 | 0 | - | 4.42 | 53,053 |
| City Where It Happened #3 | 0 | - | 4.53 | 40,345 |
| Countries by Independence Day | 0 | - | 4.61 | 52,691 |
| Former Countries by Capital | 0 | - | 4.45 | 127,277 |
| Former Countries | 0 | - | 4.75 | 133,028 |
| Battle to Country | 0 | - | 4.91 | 52,997 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 68,515 |
| Modern-Day Countries of the Holy Roman Empire on a Map | 0 | - | 4.93 | 45,477 |
| Pixelated Country Shapes #1 | 0 | - | 4.74 | 72,291 |
| Pixelated Country Shapes #2 | 0 | - | 4.75 | 67,545 |
| Random Sequential Countries on the World Map - Hard Version | 0 | - | 5.00 | 75,167 |
| Countries in Random Hexagons of the World Map | 0 | - | 4.94 | 133,241 |
| Africa Map with Random Merged Countries | 0 | - | 4.95 | 73,145 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,484 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,859 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,320 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,642 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,947 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,070 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,561 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,451 |
| Boundary Waters | 0 | - | 4.92 | 88,288 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,006 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,713 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,930 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 60,196 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,111 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,417 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,977 |
| Cities Where Famous People Died | 0 | - | 4.47 | 33,086 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,212,985 |
| Landlocked Countries | 0 | - | 4.99 | 417,273 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 563,574 |
| Countries of Europe in 1000 with a Map | 0 | - | 4.78 | 42,982 |
| Image to Country - Multiple Choice #1 | 0 | - | 4.70 | 51,313 |
| Country Picture Puzzle Game #2 | 0 | - | 4.54 | 55,171 |
| Country Picture Puzzle Game #3 | 0 | - | 4.44 | 42,020 |
| Divided Country Shape Puzzle #2 | 0 | - | 4.57 | 33,386 |
| Merged Countries #1 | 0 | - | 4.46 | 104,874 |
| Merged Countries #3 | 0 | - | 4.64 | 81,917 |
| Merged Countries #4 | 0 | - | 4.80 | 92,977 |
| Merged Countries #5 | 0 | - | 4.54 | 70,355 |
| Roman Provinces on a Map | 0 | - | 4.54 | 36,789 |
| All Modern-Day Countries Ever Controlled by the British | 0 | - | 4.80 | 49,643 |
| WWII Geography | 0 | - | 4.81 | 119,969 |
| Cities by Founder and Date | 0 | - | 4.56 | 29,072 |
| City Where It Happened #1 | 0 | - | 4.24 | 106,246 |
| World Capitals Quiz | 0 | - | 5.00 | 5,054,257 |
| Countries Unconquered since 1850 | 0 | - | 4.32 | 64,745 |
| Guerrillas by Country | 0 | - | 4.40 | 41,047 |