| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 143,858 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 115,187 |
| Flags with the Most Stars | 0 | - | 4.91 | 135,711 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 61,821 |
| Flags that are Red & White Only | 0 | - | 4.97 | 163,611 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.93 | 145,360 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 75,348 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 47,095 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 68,079 |
| Country Flags with the Most Red | 0 | - | 4.98 | 119,914 |
| Country Flags with the Most Blue | 0 | - | 4.88 | 92,129 |
| Country Flags with the Most Green | 0 | - | 4.96 | 99,219 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 98,986 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 98,678 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,166 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,496 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 49,891 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,040 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 80,359 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 65,551 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 44,680 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,242 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 35,784 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,114 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,822 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,437 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 31,435 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,831 |
| 20 Random Country Flags | 0 | - | 4.99 | 608,311 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,375 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,901 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,235,119 |
| Flags of Asia Quiz | 0 | - | 4.99 | 609,314 |
| World Map without 12 Countries | 0 | - | 4.97 | 343,387 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 905,618 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 415,786 |
| Every Country Shape | 0 | - | 5.00 | 461,945 |
| Flags of Africa Quiz | 0 | - | 5.00 | 467,089 |
| Flags of North and South America | 0 | - | 4.99 | 370,339 |
| Former Flags | 0 | - | 4.97 | 107,201 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,175 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,150 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 172,424 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 137,604 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 141,968 |
| Countries by Road Signs | 0 | - | 4.98 | 53,435 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 295,211 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 224,910 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 163,554 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 35,499 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 103,748 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,024 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 121,671 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 107,658 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,298 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 57,851 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,354 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 94,921 |
| A Square of Merged Countries #1 | 0 | - | 4.88 | 59,237 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 53,280 |
| Flags of Oceania | 0 | - | 5.00 | 257,098 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,536 |
| Similar Flags #1 | 0 | - | 4.74 | 129,531 |
| Similar Flags #2 | 0 | - | 4.74 | 136,826 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 80,030 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 76,701 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 75,962 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 153,972 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,149 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 54,815 |
| Flags of the Countries that Start with C | 0 | - | 4.89 | 129,689 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 153,388 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 42,259 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 126,965 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,013 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 29,603 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,271,772 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,178,293 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 101,128 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 126,008 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 85,981 |
| One Border Countries - Shape Quiz | 0 | - | 4.83 | 64,674 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,199 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 60,017 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.86 | 41,842 |
| Merged Countries #2 | 0 | - | 4.96 | 98,737 |
| Merged Countries #6 | 0 | - | 4.90 | 72,976 |
| Merged Countries #7 | 0 | - | 4.93 | 82,240 |
| Landlocked Countries | 0 | - | 4.99 | 416,858 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,542,448 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 144,957 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 82,204 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 48,621 |
| Pixelated World Map | 0 | - | 5.00 | 142,909 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 72,556 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,382 |
| World Coats of Arms | 0 | - | 4.99 | 64,149 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 60,037 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 71,637 |
| Random Country Shape to Country | 0 | - | 4.90 | 112,072 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,741,936 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,022 |
| Himalayan Countries | 0 | - | 4.95 | 136,580 |
| Andean Countries | 0 | - | 4.95 | 83,529 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,787 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,061 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,460 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,051 |
| Danube Countries | 0 | - | 4.97 | 71,450 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,256 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,864 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,193 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,172 |
| European Landlocked Countries | 0 | - | 4.99 | 146,146 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,804 |
| Countries with the Most Species | 0 | - | 4.99 | 101,963 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,932 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,341 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,519 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,173 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,824 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,205 |
| Countries in the Alps | 0 | - | 4.86 | 117,361 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,920 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,939 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,267 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,762 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,849 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,273 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,007 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,003 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,822 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,355 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,373 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,214 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,741 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,017 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,022 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,755 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,911 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,441 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,268 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,100 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,625 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,841 |
| Largest Countries By Category | 0 | - | 4.97 | 157,293 |
| Countries by Countries | 0 | - | 4.96 | 62,612 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,226 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 95,928 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,901 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,084 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 85,980 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,410 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,415 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,104 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 183,098 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 183,814 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,715 |
| Countries that Start with A | 0 | - | 4.98 | 2,154,377 |
| Countries that Start with B | 0 | - | 4.95 | 2,286,584 |
| Countries that Start with C | 0 | - | 4.96 | 1,815,721 |
| Countries that Start with D | 0 | - | 4.96 | 705,251 |
| Countries that Start with E | 0 | - | 4.95 | 1,371,953 |
| Countries that Start with G | 0 | - | 4.97 | 1,497,481 |
| Countries that Start with H | 0 | - | 4.96 | 601,043 |
| Countries that Start with I | 0 | - | 4.92 | 1,283,872 |
| Countries that Start with J | 0 | - | 4.98 | 599,023 |
| Countries that Start with K | 0 | - | 4.97 | 812,198 |
| Countries that Start with L | 0 | - | 4.98 | 1,086,338 |
| Countries that Start with N | 0 | - | 4.93 | 1,113,336 |
| Countries that Start with P | 0 | - | 4.94 | 1,212,158 |
| Countries that Start with S | 0 | - | 4.98 | 1,749,301 |
| Countries that Start with T | 0 | - | 4.90 | 1,006,837 |
| Countries that Start with U | 0 | - | 4.97 | 902,048 |
| Countries that Start with V | 0 | - | 4.98 | 607,236 |
| Countries that Start with F | 0 | - | 4.83 | 614,728 |
| Countries that Start with M | 0 | - | 4.97 | 1,377,163 |
| Name a Valid Country Flag | 0 | - | 4.68 | 75,230 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,057 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,889 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,918 |
| Island Countries | 0 | - | 4.99 | 708,890 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,370,949 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 520,292 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 335,705 |
| Countries in Squares of an Empty World Map | 0 | - | 4.99 | 125,761 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,043,567 |
| Northernmost Countries | 0 | - | 4.99 | 359,465 |
| Countries of South America | 0 | - | 5.00 | 919,928 |
| Countries of Oceania | 0 | - | 5.00 | 1,047,207 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,859,378 |
| "Land" Countries | 0 | - | 4.98 | 334,678 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,712,116 |
| Every American Country by Shape | 0 | - | 4.79 | 37,148 |
| Cross Flags of Europe | 0 | - | 4.43 | 297,797 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,440,206 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,913 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,356 |
| Countries with Megacities | 0 | - | 4.99 | 249,097 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,212 |