| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,604,156 |
| Random Capital to Country | 0 | - | 4.99 | 2,584,198 |
| Random Country to Capital | 0 | - | 4.98 | 914,941 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,094,273 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 448,064 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 164,370 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 117,159 |
| Anagram Chain - Countries | 0 | - | 4.99 | 115,817 |
| Countries with Four Letters | 0 | - | 4.99 | 420,314 |
| Countries but all Vowels are Changed to O | 0 | - | 4.93 | 68,653 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,841 |
| Movies with Animals in the Title #1 | 0 | - | 4.20 | 183,234 |
| Movies with Animals in the Title #2 | 0 | - | 4.28 | 108,135 |
| Capital Cities Chain | 0 | - | 4.84 | 82,251 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,383 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 198,993 |
| Top Five Countries By Category #3 | 0 | - | 4.82 | 170,281 |
| Country Chain | 0 | - | 4.96 | 216,405 |
| Countries by Emojis | 0 | - | 4.99 | 237,788 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,440 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 318,639 |
| Islands by Country #1 | 0 | - | 4.87 | 174,820 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,177 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,527 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,499 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 214,993 |
| Name a Valid Country #3 | 0 | - | 4.99 | 261,672 |
| Name a Valid Country #1 | 0 | - | 4.99 | 286,974 |
| Name a Valid Country #2 | 0 | - | 4.98 | 249,011 |
| Name a Valid Country #4 | 0 | - | 4.97 | 254,003 |
| Name a Valid Country #5 | 0 | - | 4.99 | 204,729 |
| Name a Valid Country #6 | 0 | - | 4.94 | 128,274 |
| Name a Valid Country #7 | 0 | - | 4.91 | 128,225 |
| Name a Valid Country #8 | 0 | - | 4.85 | 97,586 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 716,100 |
| Movies with Names in the Title #2 | 0 | - | 4.49 | 91,064 |
| Movie Titles by Emoji | 0 | - | 4.43 | 121,511 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,339 |
| The Only Country ... | 0 | - | 4.91 | 80,442 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 179,898 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,700 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,723 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,514 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,111 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,186 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 95,908 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 234,674 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 223,805 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 191,189 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,071 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 138,227 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 78,239 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,831 |
| Random Countries by Borders | 0 | - | 4.99 | 81,943 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 380,595 |
| Random Name a Valid Country | 0 | - | 4.99 | 204,098 |
| Name a Valid Island Country | 0 | - | 4.96 | 114,469 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,203 |
| Movies with Food in the Title | 0 | - | 4.14 | 232,192 |
| Movie Title Antonyms #1 | 0 | - | 4.81 | 195,027 |
| Obfuscations of Movie Titles #1 | 0 | - | 4.93 | 61,877 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,449 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,770 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,076 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,315 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,742 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,043 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.87 | 132,108 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,795 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 79,941 |
| Capital Cities in Squares of an Empty World Map | 0 | - | 4.99 | 88,942 |
| Empty World Map without 20 Random Countries | 0 | - | 4.93 | 136,382 |
| Mississippi River States Empty Map Quiz | 0 | - | 4.81 | 55,763 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 275,717 |
| Movies with Names in the Title #1 | 0 | - | 4.28 | 138,632 |
| Movies with Names in the Title #3 | 0 | - | 4.19 | 64,563 |
| Boundary Waters | 0 | - | 4.92 | 88,230 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,967 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,651 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,805 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 60,117 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,093 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,662 |
| Cities Chain #2 | 0 | - | 4.42 | 56,247 |
| Cities Chain #1 | 0 | - | 4.61 | 66,473 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,391 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,135 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,467 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,162,218 |
| Countries of the World - One Minute Sprint | 0 | - | 4.35 | 970,728 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 94,089 |
| Random Countries Hidden in the World Map | 0 | - | 4.81 | 112,295 |
| Musical Acts by Country #1 | 0 | - | 4.45 | 78,950 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 278,272 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 115,146 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 120,814 |
| World Capitals Quiz | 0 | - | 5.00 | 5,050,438 |
| Solve the Secret Capital City | 0 | - | 4.80 | 163,160 |
| Add A Letter - Make a Capital City | 0 | - | 4.46 | 32,367 |
| Landlocked Countries | 0 | - | 4.99 | 416,632 |
| Last Names by Country of Origin | 0 | - | 4.64 | 156,161 |
| Songs with Countries in the Title | 0 | - | 3.85 | 44,510 |
| Countries that Produce the Most Cheese per Capita | 0 | - | 4.53 | 52,665 |
| Countries With One Word and Two U's | 0 | - | 4.45 | 50,613 |
| Top 10 Hottest Asian Countries | 0 | - | 4.61 | 49,028 |
| Countries That Produce the Most Spices | 0 | - | 4.44 | 41,504 |
| Countries by Milk Production | 0 | - | 4.54 | 43,785 |
| Foods by Country of Origin #1 | 0 | - | 4.40 | 335,796 |
| Mountains by Country | 0 | - | 4.64 | 81,645 |
| Islands by Country #2 | 0 | - | 4.80 | 77,191 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,740,490 |
| Countries Which Eat the Most Beef | 0 | - | 4.46 | 50,175 |
| Countries by Borders, Bordering Sea, Capital Proximity, Official Language or Currency in 30 Seconds | 0 | - | 4.95 | 238,126 |
| Movie Titles with Shared First Words #1 | 0 | - | 4.47 | 48,818 |
| Movies with Colors in the Title #2 | 0 | - | 3.47 | 54,378 |
| Movies with Colors in the Title #1 | 0 | - | 3.84 | 36,123 |
| Title NOT in the Lyrics | 0 | - | 4.43 | 72,019 |
| Songs by Picture Quiz #1 | 0 | - | 4.68 | 65,637 |
| Songs by Picture Quiz #2 | 0 | - | 4.42 | 58,637 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,367 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,342 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,279 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,532 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,832 |
| Movie Cities | 0 | - | 4.33 | 50,787 |
| Fictional Cities | 0 | - | 4.25 | 47,904 |
| Word Scramble - Cities #2 | 0 | - | 4.54 | 25,081 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,577,790 |
| Word Scramble - National Capitals | 0 | - | 4.19 | 485,991 |
| World Cities by Clue #2 | 0 | - | 4.49 | 50,153 |
| Cities that End in A by Clue | 0 | - | 4.55 | 52,869 |
| Cities that End in O by Clue | 0 | - | 4.56 | 61,087 |
| Cities that End in N by Clue | 0 | - | 4.55 | 54,017 |
| Cities that End in I by Clue | 0 | - | 4.62 | 57,177 |
| Cities that End in S by Clue | 0 | - | 4.57 | 44,868 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 373,827 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 403,765 |
| Island Countries | 0 | - | 4.99 | 708,802 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,920 |
| Himalayan Countries | 0 | - | 4.95 | 136,492 |
| Andean Countries | 0 | - | 4.95 | 83,486 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,748 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,991 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,418 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,025 |
| Danube Countries | 0 | - | 4.97 | 71,429 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,210 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,846 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,151 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,117 |
| European Landlocked Countries | 0 | - | 4.99 | 146,128 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,758 |
| Countries with the Most Species | 0 | - | 4.99 | 101,498 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,895 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,328 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,509 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,158 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,809 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,189 |
| Countries in the Alps | 0 | - | 4.86 | 117,321 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,900 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,886 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,252 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,739 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,817 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,253 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,982 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,993 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,802 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,327 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,364 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,203 |
| Five Biggest Immigrant Groups by Country #3 | 0 | - | 4.70 | 66,051 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,726 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,992 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,001 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,710 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,891 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,428 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,244 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,998 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,563 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,825 |
| Top 15 Countries with the Most Starbucks | 0 | - | 4.51 | 80,716 |
| Countries That Eat the Most Pork | 0 | - | 4.18 | 39,188 |
| Largest Countries By Category | 0 | - | 4.97 | 157,252 |
| Countries by Countries | 0 | - | 4.96 | 62,592 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,370,411 |
| Category Elimination - Countries #5 | 0 | - | 4.69 | 143,747 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,869 |
| World Countries by 10 Category Elimination #2 | 0 | - | 4.48 | 70,718 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,079 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,409 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,394 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,084 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,043,318 |
| Northernmost Countries | 0 | - | 4.99 | 359,370 |
| Companies by Country | 0 | - | 4.61 | 119,006 |
| Movies by Country Quiz #1 | 0 | - | 4.17 | 53,290 |
| Movies by Country #2 | 0 | - | 4.20 | 45,671 |
