| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,210 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 115,278 |
| African Great Lakes | 0 | - | 4.82 | 65,803 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,970 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,175 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,249 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.91 | 96,325 |
| African Great Lake Countries with an Empty Map | 0 | - | 4.97 | 60,622 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,024 |
| Capitals by River | 0 | - | 4.55 | 48,275 |
| Rivers of the United States | 0 | - | 4.93 | 65,913 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,429 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,511 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,301 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 95,970 |
| Landforms by Country | 0 | - | 4.52 | 51,949 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,610 |
| Mekong River Countries Empty Map Quiz | 0 | - | 4.80 | 53,152 |
| Sea in the Answers | 0 | - | 4.10 | 48,741 |
| South China Sea Countries | 0 | - | 4.78 | 57,609 |
| Longest Rivers in the UK | 0 | - | 4.42 | 13,763 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,607,692 |
| Random Capital to Country | 0 | - | 4.99 | 2,585,611 |
| Random Country to Capital | 0 | - | 4.98 | 916,163 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,095,707 |
| Countries with Wild Tigers | 0 | - | 4.96 | 136,101 |
| Countries with Wild Penguins | 0 | - | 4.94 | 99,703 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 448,380 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 164,616 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 117,372 |
| Anagram Chain - Countries | 0 | - | 4.98 | 115,948 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 86,755 |
| Countries with Four Letters | 0 | - | 4.99 | 420,836 |
| Countries but all Vowels are Changed to O | 0 | - | 4.93 | 68,855 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,979 |
| Last Names by Country of Origin | 0 | - | 4.64 | 156,237 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 319,076 |
| Countries Closest to the Aegean Sea | 0 | - | 4.75 | 66,760 |
| Bodies of Water by Satellite Image #1 | 0 | - | 4.20 | 71,648 |
| African Physical Geography | 0 | - | 4.51 | 31,637 |
| Asian Physical Geography | 0 | - | 4.61 | 35,463 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 717,176 |
| Capital Cities Chain | 0 | - | 4.84 | 82,330 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,500 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 199,182 |
| Top Five Countries By Category #3 | 0 | - | 4.81 | 170,453 |
| Country Chain | 0 | - | 4.96 | 216,559 |
| Countries by Emojis | 0 | - | 4.99 | 238,086 |
| Top 10 African Countries by Coastline | 0 | - | 4.27 | 47,877 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,523 |
| Islands by Country #1 | 0 | - | 4.87 | 174,916 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,232 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,579 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,548 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 215,387 |
| Countries with the Most Sheep | 0 | - | 4.92 | 102,803 |
| Name a Valid Country #3 | 0 | - | 4.99 | 261,995 |
| Name a Valid Country #1 | 0 | - | 4.99 | 287,594 |
| Name a Valid Country #2 | 0 | - | 4.98 | 249,444 |
| Name a Valid Country #4 | 0 | - | 4.97 | 254,381 |
| Name a Valid Country #5 | 0 | - | 4.99 | 205,555 |
| Name a Valid Country #6 | 0 | - | 4.94 | 128,557 |
| Name a Valid Country #7 | 0 | - | 4.91 | 128,461 |
| Name a Valid Country #8 | 0 | - | 4.85 | 97,830 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,003 |
| Countries With The Most Bird Species | 0 | - | 4.93 | 32,695 |
| The Only Country ... | 0 | - | 4.91 | 80,570 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 180,113 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,788 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,799 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,537 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,183 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 234,974 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 224,070 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 191,413 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,270 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 138,503 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 78,468 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 111,909 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,889 |
| Countries with the Most Wolves | 0 | - | 4.92 | 107,542 |
| Random Countries by Borders | 0 | - | 4.99 | 82,111 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 381,078 |
| Random Name a Valid Country | 0 | - | 4.99 | 204,328 |
| Geological Extremes | 0 | - | 4.34 | 39,986 |
| European Physical Geography | 0 | - | 4.26 | 33,439 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,227 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,619 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,114 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,299 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,451 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,259 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,959 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,200 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,053 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 89,027 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 136,694 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 112,450 |
| National Animals | 0 | - | 4.24 | 89,534 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 278,493 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 121,018 |
| Bodies of Water by Satellite Image #2 | 0 | - | 4.36 | 19,647 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 275,929 |
| People with Animal Names #1 | 0 | - | 3.97 | 42,512 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,922 |
| Name a Disney/Pixar Movie A-Z | 0 | - | 4.84 | 51,359 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,116 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,708 |
| Cities Chain #2 | 0 | - | 4.42 | 56,271 |
| Cities Chain #1 | 0 | - | 4.61 | 66,516 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,434 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,220,880 |
| Countries of the World - One Minute Sprint | 0 | - | 4.36 | 972,804 |
| Countries with the Most Wild Elephants | 0 | - | 4.63 | 54,805 |
| Animal Populations of Countries | 0 | - | 4.52 | 43,755 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 94,725 |
| Musical Acts by Country #1 | 0 | - | 4.45 | 78,986 |
| Top 15 Countries with the Most Cows | 0 | - | 4.64 | 92,880 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,662 |
| South American Physical Geography | 0 | - | 4.58 | 18,317 |
| Seas of Europe | 0 | - | 4.37 | 84,520 |
| First Names of Scientists | 0 | - | 4.50 | 56,673 |
| Boundary Waters | 0 | - | 4.92 | 88,297 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,016 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,728 |
| World Capitals Quiz | 0 | - | 5.00 | 5,054,938 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,263 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,377 |
| Landlocked Countries | 0 | - | 4.99 | 417,365 |
| Countries with NO Snakes | 0 | - | 4.51 | 63,552 |
| Countries that Produce the Most Cheese per Capita | 0 | - | 4.51 | 52,696 |
| Bay of Bengal Countries With an Empty Map | 0 | - | 4.64 | 75,376 |
| Countries With One Word and Two U's | 0 | - | 4.45 | 50,665 |
| Top 10 Hottest Asian Countries | 0 | - | 4.61 | 49,047 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 183,919 |
| Countries That Produce the Most Spices | 0 | - | 4.44 | 41,520 |
| Countries by Milk Production | 0 | - | 4.54 | 43,830 |
| Foods by Country of Origin #1 | 0 | - | 4.40 | 335,962 |
| Mountains by Country | 0 | - | 4.56 | 81,679 |
| Islands by Country #2 | 0 | - | 4.80 | 77,247 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,746,225 |
| Countries with More Cows than People | 0 | - | 4.45 | 61,081 |
| Countries Which Eat the Most Beef | 0 | - | 4.46 | 50,194 |
| Rivers A-Z | 0 | - | 4.35 | 32,745 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,047 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,078 |
| Countries by Borders, Bordering Sea, Capital Proximity, Official Language or Currency in 30 Seconds | 0 | - | 4.95 | 238,514 |
| Historical Middle Names | 0 | - | 4.16 | 35,642 |
| People with Food Names | 0 | - | 4.10 | 60,845 |
| First Names of Historical Figures #2 | 0 | - | 4.32 | 40,433 |
| First Names of Historical Figures #1 | 0 | - | 4.39 | 229,060 |
| Random Nicknames #1 | 0 | - | 4.11 | 34,803 |
| Birth Names | 0 | - | 4.30 | 61,698 |
| Animal Emojis | 0 | - | 4.73 | 83,846 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,431 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,449 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,414 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,664 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,658 |
| Fictional Cities | 0 | - | 4.25 | 47,913 |
| Word Scramble - Cities #2 | 0 | - | 4.54 | 25,089 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,579,597 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 486,384 |
| World Cities by Clue #2 | 0 | - | 4.49 | 50,170 |
| Cities that End in A by Clue | 0 | - | 4.55 | 52,891 |
| Cities that End in O by Clue | 0 | - | 4.56 | 61,118 |
| Cities that End in N by Clue | 0 | - | 4.55 | 54,046 |
| Cities that End in I by Clue | 0 | - | 4.61 | 57,199 |
| Cities that End in S by Clue | 0 | - | 4.57 | 44,883 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,153 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,295 |
| Island Countries | 0 | - | 4.99 | 709,143 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,259 |
| Himalayan Countries | 0 | - | 4.95 | 136,793 |
| Andean Countries | 0 | - | 4.95 | 83,624 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,880 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,183 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,552 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,143 |
| Danube Countries | 0 | - | 4.97 | 71,496 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,326 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,913 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,324 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,336 |
| European Landlocked Countries | 0 | - | 4.99 | 146,207 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,897 |
| Countries with the Most Species | 0 | - | 4.99 | 102,460 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,025 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,359 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,540 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,209 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,861 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,242 |
| Countries in the Alps | 0 | - | 4.86 | 117,448 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,976 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,064 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,312 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,816 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,914 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,329 |
