| Countries by Emojis | 0 | - | 4.99 | 235,857 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,065 |
| Countries that Produce the Most Beer | 0 | - | 4.85 | 129,526 |
| Random Capital to Country | 0 | - | 4.99 | 2,576,459 |
| Random Country to Capital | 0 | - | 4.98 | 910,638 |
| Countries with Wild Tigers | 0 | - | 4.96 | 135,545 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,267 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,692 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.88 | 86,371 |
| Capital Cities Chain | 0 | - | 4.84 | 81,820 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 89,892 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,030 |
| Top 10 Countries in Beer Production per Capita | 0 | - | 4.67 | 64,446 |
| Countries by Alcohol Consumption | 0 | - | 4.43 | 204,514 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,340 |
| Countries With The Most Bird Species | 0 | - | 4.92 | 32,222 |
| Dog in the Answers | 0 | - | 4.16 | 68,310 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,257 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 164,928 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 108,571 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 90,987 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 95,453 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,489 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,044 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,051 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 131,364 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,001 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,406 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,575 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,255 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,271 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,290 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 88,774 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 47,538 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 95,569 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 111,421 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,545 |
| Countries with the Most Wolves | 0 | - | 4.92 | 106,966 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,335 |
| Name a Valid Asian Country | 0 | - | 4.98 | 119,947 |
| Name a Valid African Country | 0 | - | 4.98 | 152,828 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,052 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 48,974 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 273,995 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,460 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,399,264 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 74,843 |
| Name a World Capital A-Z | 0 | - | 5.00 | 174,822 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 88,869 |
| National Animals | 0 | - | 4.24 | 89,116 |
| Drinks by Country | 0 | - | 4.30 | 59,155 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,492 |
| Which City in Europe? | 0 | - | 4.83 | 106,556 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,860,323 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 54,593 |
| Animal Populations of Countries | 0 | - | 4.51 | 43,582 |
| Countries that Produce the Most Wine | 0 | - | 4.86 | 190,835 |
| Foods by Country of Origin #1 | 0 | - | 4.41 | 334,433 |
| Top 15 Countries with the Most Cows | 0 | - | 4.64 | 92,759 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,399 |
| Countries that Beat Russia | 0 | - | 4.84 | 81,792 |
| Countries that Beat Canada | 0 | - | 4.90 | 86,790 |
| Flag Coloring Book Puzzle #1 | 0 | - | 4.97 | 169,688 |
| Brand-Name Animals | 0 | - | 4.16 | 74,243 |
| Boundary Waters | 0 | - | 4.92 | 87,994 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,787 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,188 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,148 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,773 |
| World Capitals Quiz | 0 | - | 5.00 | 5,026,306 |
| Solve the Secret Capital City | 0 | - | 4.80 | 162,355 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,323 |
| Which City in Canada? | 0 | - | 4.82 | 56,613 |
| Landlocked Countries | 0 | - | 4.99 | 412,966 |
| Last Names by Country of Origin | 0 | - | 4.63 | 155,833 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,503 |
| Countries that Produce the Most Cheese per Capita | 0 | - | 4.53 | 52,499 |
| Countries With One Word and Two U's | 0 | - | 4.50 | 50,361 |
| Top 10 Hottest Asian Countries | 0 | - | 4.61 | 48,931 |
| Countries That Produce the Most Spices | 0 | - | 4.44 | 41,436 |
| Countries by Milk Production | 0 | - | 4.54 | 43,574 |
| Mountains by Country | 0 | - | 4.64 | 81,526 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,710,640 |
| Countries with More Cows than People | 0 | - | 4.43 | 54,593 |
| Countries Which Eat the Most Beef | 0 | - | 4.46 | 50,072 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 26,836 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,114 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 94,914 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,488 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 122,848 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,133 |
| Five Biggest Cities by Country | 0 | - | 4.70 | 165,557 |
| World City Nicknames Quiz | 0 | - | 4.19 | 35,450 |
| Random European City to Country | 0 | - | 4.69 | 116,229 |
| Random Asian City to Country | 0 | - | 4.56 | 44,379 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,569,246 |
| One-Syllable World Capital Cities | 0 | - | 4.37 | 47,798 |
| World Capitals - One Minute Sprint | 0 | - | 4.21 | 232,979 |
| Word Scramble - National Capitals | 0 | - | 4.20 | 483,975 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 371,868 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,049 |
| Island Countries | 0 | - | 4.99 | 707,282 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,294 |
| Himalayan Countries | 0 | - | 4.95 | 135,091 |
| Andean Countries | 0 | - | 4.94 | 82,686 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,098 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,020 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,788 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,490 |
| Danube Countries | 0 | - | 4.97 | 71,012 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,654 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,468 |
| Countries with the Worst Passports | 0 | - | 4.93 | 82,310 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,227 |
| European Landlocked Countries | 0 | - | 4.99 | 145,678 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,069 |
| Countries with the Most Species | 0 | - | 4.99 | 95,197 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,221 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,178 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,335 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,913 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,524 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,880 |
| Countries in the Alps | 0 | - | 4.87 | 116,705 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,487 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,107 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,949 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,335 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,074 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,941 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,482 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,694 |
| Largest Country by Body of Water | 0 | - | 4.95 | 56,258 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 61,980 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,168 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,002 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,377 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,685 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,683 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 116,900 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,577 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,207 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,688 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 238,892 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,405 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,548 |
| Top 15 Countries with the Most Starbucks | 0 | - | 4.51 | 80,398 |
| Countries That Eat the Most Pork | 0 | - | 4.18 | 39,101 |
| Largest Countries By Category | 0 | - | 4.97 | 156,640 |
| Countries by Countries | 0 | - | 4.96 | 62,183 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,360,341 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,244 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,936 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,307 |
| All Countries by Population With a Map | 0 | - | 4.98 | 106,426 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,022 |
| Countries with Wild Lions | 0 | - | 4.77 | 25,941 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,670 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,038,501 |
| Northernmost Countries | 0 | - | 4.99 | 357,317 |
| Countries that Eat the Most Meat | 0 | - | 4.23 | 42,345 |
| Companies by Country | 0 | - | 4.56 | 118,616 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,268 |
| Political Movements by Country | 0 | - | 4.46 | 72,230 |
| Inventions by Country #1 | 0 | - | 4.46 | 54,870 |
| Airlines by Country | 0 | - | 4.52 | 134,722 |
| Countries of South America | 0 | - | 5.00 | 913,568 |
| Countries of Oceania | 0 | - | 5.00 | 1,038,851 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,845,535 |
| "Land" Countries | 0 | - | 4.98 | 333,449 |
| Top 10 Countries with the Most Horses | 0 | - | 4.49 | 68,638 |
| Top Countries for Shark Attacks | 0 | - | 4.46 | 45,660 |
| Countries that Produce the Most Cheese | 0 | - | 4.74 | 63,024 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,797,891 |
| Europe Map Quiz | 0 | - | 5.00 | 4,727,842 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 144,644 |
| Western Europe Map Quiz | 0 | - | 4.87 | 93,461 |
| All Country Flags of the World | 0 | - | 5.00 | 3,595,151 |
| Foods of the World by Description | 0 | - | 4.18 | 45,927 |
| Top World Languages | 0 | - | 4.92 | 812,105 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 81,489 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,214 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 206,183 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 127,558 |
| Longest International Borders | 0 | - | 4.99 | 263,391 |
| Countries with Three Borders | 0 | - | 4.96 | 36,136 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,566 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 70,963 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,585 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 69,912 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 60,953 |
| Asia Geography Quiz #1 | 0 | - | 4.78 | 53,305 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,303 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,139 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,786 |
| Geography of Egypt | 0 | - | 4.60 | 21,395 |
| Largest Cities for each Latitude Degree | 0 | - | 4.99 | 47,613 |
| Demonym of Every Country | 0 | - | 4.91 | 58,573 |
| Where Do Musk Oxen Live? | 0 | - | 4.63 | 15,249 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,584,091 |