| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,275 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 115,372 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,649 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,058 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,577 |
| Sea in the Answers | 0 | - | 4.10 | 48,765 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,560 |
| Landforms by Country | 0 | - | 4.52 | 51,951 |
| African Great Lakes | 0 | - | 4.82 | 65,918 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,005 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,229 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,294 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,360 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,610,670 |
| Random Capital to Country | 0 | - | 4.99 | 2,586,485 |
| Random Country to Capital | 0 | - | 4.98 | 916,900 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,096,631 |
| Countries with Wild Tigers | 0 | - | 4.96 | 136,165 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,751 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 448,592 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 164,825 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 117,542 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,046 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 86,801 |
| Countries with Four Letters | 0 | - | 4.99 | 421,131 |
| Rivers of the United States | 0 | - | 4.93 | 66,002 |
| Countries but all Vowels are Changed to O | 0 | - | 4.93 | 68,994 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 64,101 |
| Countries With One Word and Two U's | 0 | - | 4.45 | 50,696 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 319,378 |
| Countries Closest to the Aegean Sea | 0 | - | 4.75 | 66,777 |
| African Physical Geography | 0 | - | 4.51 | 31,642 |
| Asian Physical Geography | 0 | - | 4.61 | 35,467 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.80 | 53,170 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 718,017 |
| Capital Cities Chain | 0 | - | 4.84 | 82,387 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,565 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 199,303 |
| Top Five Countries By Category #3 | 0 | - | 4.81 | 170,535 |
| Country Chain | 0 | - | 4.96 | 216,667 |
| Countries by Emojis | 0 | - | 4.99 | 238,307 |
| Bay of Bengal Countries With an Empty Map | 0 | - | 4.64 | 75,406 |
| Islands by Country #1 | 0 | - | 4.88 | 174,991 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,282 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,629 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,578 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 215,611 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,838 |
| Name a Valid Country #3 | 0 | - | 4.99 | 262,221 |
| Name a Valid Country #1 | 0 | - | 4.99 | 288,036 |
| Name a Valid Country #2 | 0 | - | 4.98 | 249,707 |
| Name a Valid Country #4 | 0 | - | 4.97 | 254,643 |
| Name a Valid Country #5 | 0 | - | 4.99 | 205,946 |
| Name a Valid Country #6 | 0 | - | 4.94 | 128,718 |
| Name a Valid Country #7 | 0 | - | 4.91 | 128,625 |
| Name a Valid Country #8 | 0 | - | 4.85 | 97,989 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,016 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 32,714 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,548 |
| Capitals by River | 0 | - | 4.55 | 48,286 |
| The Only Country ... | 0 | - | 4.91 | 80,650 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 180,443 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,857 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,856 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,578 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,229 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,374 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,022 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 235,177 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 224,246 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 191,549 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,394 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 138,699 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 78,661 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 111,955 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,920 |
| Countries with the Most Wolves | 0 | - | 4.92 | 107,593 |
| Random Countries by Borders | 0 | - | 4.99 | 82,195 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 381,404 |
| Random Name a Valid Country | 0 | - | 4.99 | 204,454 |
| Geological Extremes | 0 | - | 4.34 | 39,994 |
| European Physical Geography | 0 | - | 4.26 | 33,449 |
| Longest Rivers in the UK | 0 | - | 4.42 | 13,769 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,243 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,631 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,308 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,470 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,361 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,143 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,251 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,725 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,140 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,081 |
| South China Sea Countries | 0 | - | 4.78 | 57,627 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 136,923 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 112,580 |
| National Animals | 0 | - | 4.24 | 89,562 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 278,652 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 121,151 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,085 |
| Bear in the Answers | 0 | - | 4.29 | 61,800 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,134 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,741 |
| Cities Chain #2 | 0 | - | 4.42 | 56,291 |
| Cities Chain #1 | 0 | - | 4.61 | 66,539 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,460 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,264,282 |
| Countries of the World - One Minute Sprint | 0 | - | 4.36 | 973,871 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 54,818 |
| Animal Populations of Countries | 0 | - | 4.52 | 43,777 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 94,979 |
| Musical Acts by Country #1 | 0 | - | 4.45 | 79,011 |
| Top 15 Countries with the Most Cows | 0 | - | 4.64 | 92,893 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.20 | 71,706 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,664 |
| South American Physical Geography | 0 | - | 4.58 | 18,323 |
| Lakes in the United States by Clue | 0 | - | 4.31 | 19,210 |
| Seas of Europe | 0 | - | 4.37 | 84,550 |
| Boundary Waters | 0 | - | 4.92 | 88,333 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,047 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,808 |
| World Capitals Quiz | 0 | - | 5.00 | 5,058,236 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,326 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,389 |
| Landlocked Countries | 0 | - | 4.99 | 417,968 |
| Last Names by Country of Origin | 0 | - | 4.64 | 156,281 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,559 |
| Countries that Produce the Most Cheese per Capita | 0 | - | 4.51 | 52,716 |
| Top 10 African Countries by Coastline | 0 | - | 4.27 | 47,892 |
| Top 10 Hottest Asian Countries | 0 | - | 4.61 | 49,052 |
| Countries That Produce the Most Spices | 0 | - | 4.44 | 41,527 |
| Countries by Milk Production | 0 | - | 4.54 | 43,862 |
| Foods by Country of Origin #1 | 0 | - | 4.40 | 336,076 |
| Mountains by Country | 0 | - | 4.56 | 81,705 |
| Islands by Country #2 | 0 | - | 4.80 | 77,274 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,750,492 |
| Countries with More Cows than People | 0 | - | 4.45 | 61,137 |
| Countries Which Eat the Most Beef | 0 | - | 4.46 | 50,206 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,070 |
| Countries by Borders, Bordering Sea, Capital Proximity, Official Language or Currency in 30 Seconds | 0 | - | 4.95 | 238,861 |
| Animal Emojis | 0 | - | 4.73 | 83,915 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,460 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,521 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,529 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,756 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,099 |
| Fictional Cities | 0 | - | 4.25 | 47,921 |
| Word Scramble - Cities #2 | 0 | - | 4.54 | 25,101 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,580,917 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 486,657 |
| World Cities by Clue #2 | 0 | - | 4.49 | 50,178 |
| Cities that End in A by Clue | 0 | - | 4.55 | 52,901 |
| Cities that End in O by Clue | 0 | - | 4.56 | 61,137 |
| Cities that End in N by Clue | 0 | - | 4.55 | 54,064 |
| Cities that End in I by Clue | 0 | - | 4.61 | 57,218 |
| Cities that End in S by Clue | 0 | - | 4.57 | 44,897 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,335 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,598 |
| Island Countries | 0 | - | 4.99 | 709,341 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,517 |
| Himalayan Countries | 0 | - | 4.94 | 137,002 |
| Andean Countries | 0 | - | 4.95 | 83,722 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,968 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,330 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,646 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,218 |
| Danube Countries | 0 | - | 4.97 | 71,559 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,404 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,971 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,464 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,521 |
| European Landlocked Countries | 0 | - | 4.99 | 146,627 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,990 |
| Countries with the Most Species | 0 | - | 4.99 | 102,699 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,123 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,387 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,553 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,245 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,907 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,293 |
| Countries in the Alps | 0 | - | 4.86 | 117,537 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,034 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,180 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,353 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,883 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,986 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,380 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,152 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,106 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,910 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,468 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,429 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,288 |
| Five Biggest Immigrant Groups by Country #3 | 0 | - | 4.70 | 66,154 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,847 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,113 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,136 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,986 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,991 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,515 |
