| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,964 |
| African Great Lakes | 0 | - | 4.82 | 65,790 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,165 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,240 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.91 | 96,320 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,195 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 115,255 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,618 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,517 |
| South China Sea Countries | 0 | - | 4.78 | 57,608 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,503 |
| Landforms by Country | 0 | - | 4.52 | 51,948 |
| Capitals by River | 0 | - | 4.55 | 48,274 |
| Countries Closest to the Aegean Sea | 0 | - | 4.75 | 66,757 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,019 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,607,271 |
| Random Capital to Country | 0 | - | 4.99 | 2,585,393 |
| Random Country to Capital | 0 | - | 4.98 | 916,030 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,095,474 |
| Countries with Wild Tigers | 0 | - | 4.96 | 136,090 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,690 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 448,336 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 164,579 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 117,344 |
| Anagram Chain - Countries | 0 | - | 4.98 | 115,934 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 86,743 |
| Countries with Four Letters | 0 | - | 4.99 | 420,768 |
| Rivers of the United States | 0 | - | 4.93 | 65,907 |
| Countries but all Vowels are Changed to O | 0 | - | 4.93 | 68,838 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,965 |
| Countries With One Word and Two U's | 0 | - | 4.45 | 50,661 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 319,040 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.20 | 71,637 |
| African Physical Geography | 0 | - | 4.51 | 31,632 |
| Asian Physical Geography | 0 | - | 4.61 | 35,461 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.80 | 53,148 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 717,079 |
| Capital Cities Chain | 0 | - | 4.84 | 82,320 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,489 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 199,160 |
| Top Five Countries By Category #3 | 0 | - | 4.81 | 170,436 |
| Country Chain | 0 | - | 4.96 | 216,540 |
| Countries by Emojis | 0 | - | 4.99 | 238,047 |
| Top 10 African Countries by Coastline | 0 | - | 4.27 | 47,876 |
| Islands by Country #1 | 0 | - | 4.87 | 174,903 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,220 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,575 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,541 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 215,351 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,795 |
| Name a Valid Country #3 | 0 | - | 4.99 | 261,951 |
| Name a Valid Country #1 | 0 | - | 4.99 | 287,503 |
| Name a Valid Country #2 | 0 | - | 4.98 | 249,387 |
| Name a Valid Country #4 | 0 | - | 4.97 | 254,329 |
| Name a Valid Country #5 | 0 | - | 4.99 | 205,478 |
| Name a Valid Country #6 | 0 | - | 4.94 | 128,523 |
| Name a Valid Country #7 | 0 | - | 4.91 | 128,432 |
| Name a Valid Country #8 | 0 | - | 4.85 | 97,806 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,001 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 32,690 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,421 |
| The Only Country ... | 0 | - | 4.91 | 80,556 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 179,995 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,768 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,792 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,534 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,172 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,285 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 95,966 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 234,951 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 224,047 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 191,387 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,246 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 138,478 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 78,443 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 111,900 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,883 |
| Countries with the Most Wolves | 0 | - | 4.92 | 107,534 |
| Random Countries by Borders | 0 | - | 4.99 | 82,095 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 381,035 |
| Random Name a Valid Country | 0 | - | 4.99 | 204,300 |
| Geological Extremes | 0 | - | 4.34 | 39,985 |
| European Physical Geography | 0 | - | 4.26 | 33,439 |
| Longest Rivers in the UK | 0 | - | 4.42 | 13,762 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,223 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,614 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,082 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,266 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,237 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,944 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,198 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,589 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,016 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 136,662 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 112,436 |
| National Animals | 0 | - | 4.24 | 89,526 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 278,469 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 120,998 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.36 | 19,644 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 275,871 |
| Bear in the Answers | 0 | - | 4.29 | 61,761 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,113 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,701 |
| Cities Chain #2 | 0 | - | 4.42 | 56,270 |
| Cities Chain #1 | 0 | - | 4.61 | 66,512 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,430 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,214,185 |
| Countries of the World - One Minute Sprint | 0 | - | 4.36 | 972,590 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 54,799 |
| Animal Populations of Countries | 0 | - | 4.52 | 43,754 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 94,684 |
| Musical Acts by Country #1 | 0 | - | 4.45 | 78,975 |
| Top 15 Countries with the Most Cows | 0 | - | 4.64 | 92,876 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,661 |
| South American Physical Geography | 0 | - | 4.58 | 18,317 |
| Seas of Europe | 0 | - | 4.37 | 84,519 |
| Boundary Waters | 0 | - | 4.92 | 88,290 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,007 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,716 |
| World Capitals Quiz | 0 | - | 5.00 | 5,054,337 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,246 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,376 |
| Landlocked Countries | 0 | - | 4.99 | 417,282 |
| Last Names by Country of Origin | 0 | - | 4.64 | 156,227 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,550 |
| Countries that Produce the Most Cheese per Capita | 0 | - | 4.51 | 52,691 |
| Bay of Bengal Countries With an Empty Map | 0 | - | 4.64 | 75,371 |
| Top 10 Hottest Asian Countries | 0 | - | 4.61 | 49,046 |
| Countries That Produce the Most Spices | 0 | - | 4.44 | 41,515 |
| Countries by Milk Production | 0 | - | 4.54 | 43,820 |
| Foods by Country of Origin #1 | 0 | - | 4.40 | 335,945 |
| Mountains by Country | 0 | - | 4.56 | 81,676 |
| Islands by Country #2 | 0 | - | 4.80 | 77,239 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,745,445 |
| Countries with More Cows than People | 0 | - | 4.45 | 61,075 |
| Countries Which Eat the Most Beef | 0 | - | 4.46 | 50,193 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,045 |
| Countries by Borders, Bordering Sea, Capital Proximity, Official Language or Currency in 30 Seconds | 0 | - | 4.95 | 238,466 |
| Animal Emojis | 0 | - | 4.73 | 83,834 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,428 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,439 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,395 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,656 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,574 |
| Fictional Cities | 0 | - | 4.25 | 47,913 |
| Word Scramble - Cities #2 | 0 | - | 4.54 | 25,089 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,579,381 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 486,319 |
| World Cities by Clue #2 | 0 | - | 4.49 | 50,165 |
| Cities that End in A by Clue | 0 | - | 4.55 | 52,890 |
| Cities that End in O by Clue | 0 | - | 4.56 | 61,115 |
| Cities that End in N by Clue | 0 | - | 4.55 | 54,043 |
| Cities that End in I by Clue | 0 | - | 4.61 | 57,198 |
| Cities that End in S by Clue | 0 | - | 4.57 | 44,882 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,116 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,237 |
| Island Countries | 0 | - | 4.99 | 709,103 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,223 |
| Himalayan Countries | 0 | - | 4.95 | 136,769 |
| Andean Countries | 0 | - | 4.95 | 83,606 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,868 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,168 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,536 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,127 |
| Danube Countries | 0 | - | 4.97 | 71,488 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,309 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,905 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,303 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,301 |
| European Landlocked Countries | 0 | - | 4.99 | 146,197 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,879 |
| Countries with the Most Species | 0 | - | 4.99 | 102,402 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,011 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,357 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,536 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,205 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,857 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,235 |
| Countries in the Alps | 0 | - | 4.86 | 117,436 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,965 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,048 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,305 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,808 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,906 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,324 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,073 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,045 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,861 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,395 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,398 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,242 |
| Five Biggest Immigrant Groups by Country #3 | 0 | - | 4.70 | 66,092 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,790 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,053 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,066 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,842 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,943 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,470 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,311 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,384 |
