| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 142,567 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 114,054 |
| Flags with the Most Stars | 0 | - | 4.91 | 134,684 |
| Flags that are Red & White Only | 0 | - | 4.97 | 158,146 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 144,465 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 73,684 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 46,517 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 67,530 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,259 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 91,633 |
| Country Flags with the Most Green | 0 | - | 4.96 | 98,715 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,505 |
| Country Flags with the Most Yellow | 0 | - | 4.94 | 98,188 |
| Country Flags with the Most Black | 0 | - | 4.95 | 96,752 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,224 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,634 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 98,331 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 79,635 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 64,678 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 43,908 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 97,999 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,588 |
| Country Flags With Blue Removed | 0 | - | 4.93 | 43,716 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,312 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 77,965 |
| Countries by Partial Flag Images #7 | 0 | - | 4.89 | 30,503 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,676 |
| 20 Random Country Flags | 0 | - | 4.99 | 603,879 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,009 |
| Countries by Bordering Flags #2 | 0 | - | 4.85 | 82,561 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,225,122 |
| Flags of Asia Quiz | 0 | - | 4.99 | 604,914 |
| World Map without 12 Countries | 0 | - | 4.97 | 342,176 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 903,797 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 414,549 |
| Every Country Shape | 0 | - | 5.00 | 458,345 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,682 |
| Flags of North and South America | 0 | - | 4.99 | 366,312 |
| Former Flags | 0 | - | 4.97 | 106,577 |
| Flags to Capitals #1 | 0 | - | 4.96 | 57,832 |
| Flags to Capitals #2 | 0 | - | 4.95 | 43,887 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 171,169 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 136,882 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 141,290 |
| Countries by Road Signs | 0 | - | 4.98 | 53,040 |
| Country Shapes Quiz #3 | 0 | - | 4.91 | 294,102 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 224,028 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 160,854 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 34,220 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,249 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 110,586 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,171 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,236 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 79,974 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,504 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 84,981 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,560 |
| Country Shapes Under the Sea | 0 | - | 5.00 | 77,119 |
| A Square of Merged Countries #1 | 0 | - | 4.88 | 58,911 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 52,686 |
| Flags of Oceania | 0 | - | 5.00 | 254,859 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,747 |
| Country Flags with the Southern Cross | 0 | - | 4.83 | 61,301 |
| Similar Flags #1 | 0 | - | 4.74 | 129,023 |
| Similar Flags #2 | 0 | - | 4.74 | 136,285 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 79,519 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,244 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 75,514 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 153,468 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 72,746 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,561 |
| Flags of the Countries that Start with C | 0 | - | 4.89 | 129,227 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 152,870 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 41,667 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 126,555 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,440 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.99 | 27,798 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,219,054 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,877,590 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 100,775 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 125,486 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 85,772 |
| One Border Countries - Shape Quiz | 0 | - | 4.84 | 64,477 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 58,992 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 59,790 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.86 | 41,622 |
| Merged Countries #2 | 0 | - | 4.96 | 98,420 |
| Merged Countries #6 | 0 | - | 4.91 | 72,664 |
| Merged Countries #7 | 0 | - | 4.92 | 81,917 |
| Landlocked Countries | 0 | - | 4.99 | 413,144 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,534,845 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,266 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 81,920 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,416 |
| Pixelated World Map | 0 | - | 5.00 | 142,344 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,334 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,259 |
| World Coats of Arms | 0 | - | 4.99 | 63,807 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 59,768 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 71,345 |
| Random Country Shape to Country | 0 | - | 4.90 | 110,926 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,712,275 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,379 |
| Himalayan Countries | 0 | - | 4.95 | 135,155 |
| Andean Countries | 0 | - | 4.94 | 82,726 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,145 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,077 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,818 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,512 |
| Danube Countries | 0 | - | 4.97 | 71,031 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,693 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,485 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,359 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,279 |
| European Landlocked Countries | 0 | - | 4.99 | 145,699 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,107 |
| Countries with the Most Species | 0 | - | 4.99 | 95,215 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,258 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,187 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,351 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,926 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,539 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,897 |
| Countries in the Alps | 0 | - | 4.87 | 116,741 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,512 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,155 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,969 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,363 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,096 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,958 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,508 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,711 |
| Largest Country by Body of Water | 0 | - | 4.96 | 56,856 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,008 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,178 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,012 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,396 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,701 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,708 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 116,959 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,593 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,218 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,720 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 238,990 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,474 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,564 |
| Largest Countries By Category | 0 | - | 4.97 | 156,674 |
| Countries by Countries | 0 | - | 4.96 | 62,208 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,293 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,946 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 85,481 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,310 |
| All Countries by Population With a Map | 0 | - | 4.98 | 106,504 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,041 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,704 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 181,813 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 182,714 |
| Name a Valid Country Flag | 0 | - | 4.64 | 74,744 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,333 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 371,949 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,296 |
| Island Countries | 0 | - | 4.99 | 707,384 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,360,852 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 517,883 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 333,998 |
| Countries in Squares of an Empty World Map | 0 | - | 4.99 | 125,211 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,038,784 |
| Northernmost Countries | 0 | - | 4.99 | 357,431 |
| Countries of South America | 0 | - | 5.00 | 913,898 |
| Countries of Oceania | 0 | - | 5.00 | 1,039,265 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,846,389 |
| "Land" Countries | 0 | - | 4.98 | 333,504 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,704,324 |
| Every American Country by Shape | 0 | - | 4.79 | 37,073 |
| Cross Flags of Europe | 0 | - | 4.42 | 296,693 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,113 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,389 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,954 |
| Countries with Megacities | 0 | - | 4.99 | 246,397 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,870 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,775 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,323 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,728 |
| Countries by Official Language | 0 | - | 4.95 | 192,659 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 292,973 |
| Countries in their Native Language | 0 | - | 4.99 | 196,525 |
| Independence from Whom | 0 | - | 4.99 | 209,555 |
| Subdivisions by Country | 0 | - | 4.86 | 50,041 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,640 |
| Megadiverse Countries | 0 | - | 4.97 | 133,851 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 129,701 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,896 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,394 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,846 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,582 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,962 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 92,638 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,095 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,195 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,727 |
