| Word Scramble - Countries | 0 | - | 4.86 | 2,086,970 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 162,971 |
| Solve the Secret Country #2 | 0 | - | 4.85 | 115,953 |
| Anagram Chain - Countries | 0 | - | 4.99 | 115,147 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,091 |
| Islands by Country #1 | 0 | - | 4.87 | 174,428 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 213,610 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 136,228 |
| Random Countries by Borders | 0 | - | 4.99 | 81,611 |
| Name a Valid Island Country | 0 | - | 4.96 | 113,978 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,141 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,421 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 378,169 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,585,228 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 98,950 |
| Random Countries Hidden in the World Map | 0 | - | 4.81 | 111,558 |
| 4-Letter Geography Chain #1 | 0 | - | 4.82 | 169,114 |
| Random Capital to Country | 0 | - | 4.99 | 2,576,976 |
| Random Country to Capital | 0 | - | 4.98 | 910,983 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 446,568 |
| Countries With the Most Islands of at Least 10 Km² | 0 | - | 4.88 | 143,607 |
| Countries with Four Letters | 0 | - | 4.99 | 418,248 |
| Geographic Groups of Two #1 | 0 | - | 4.99 | 235,730 |
| Countries but all Vowels are Changed to O | 0 | - | 4.92 | 67,706 |
| Islands by Country #2 | 0 | - | 4.80 | 76,959 |
| Random Geography General Knowledge Quiz | 0 | - | 4.46 | 134,468 |
| Word Scramble - Random Animals | 0 | - | 4.41 | 48,876 |
| Largest City by Island | 0 | - | 4.87 | 70,986 |
| Word Scramble - Cities #2 | 0 | - | 4.54 | 25,009 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 198,218 |
| Top Five Countries By Category #3 | 0 | - | 4.82 | 169,337 |
| Country Chain | 0 | - | 4.96 | 215,621 |
| African Island Countries | 0 | - | 4.96 | 100,702 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 316,733 |
| Regions of Countries #1 | 0 | - | 4.97 | 158,871 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,236 |
| Regions of Countries #3 | 0 | - | 4.84 | 90,307 |
| Name a Valid Country #3 | 0 | - | 4.99 | 259,658 |
| Name a Valid Country #1 | 0 | - | 4.99 | 283,107 |
| Name a Valid Country #2 | 0 | - | 4.98 | 246,204 |
| Name a Valid Country #4 | 0 | - | 4.97 | 251,369 |
| Name a Valid Country #5 | 0 | - | 4.99 | 189,653 |
| Name a Valid Country #6 | 0 | - | 4.94 | 126,265 |
| Name a Valid Country #7 | 0 | - | 4.91 | 126,350 |
| Name a Valid Country #8 | 0 | - | 4.85 | 95,878 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 49,581 |
| Random Geographic Groups of Five | 0 | - | 4.93 | 113,572 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 302,565 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 710,923 |
| Random Geographic Groups of Seven | 0 | - | 4.91 | 45,148 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,228 |
| Four Letter Geography #1 | 0 | - | 4.69 | 89,069 |
| Five Letter Geography #3 | 0 | - | 4.61 | 130,728 |
| Six Letter Geography #1 | 0 | - | 4.42 | 114,294 |
| Six Letter Geography #2 | 0 | - | 4.69 | 67,390 |
| Six Letter Geography #3 | 0 | - | 4.53 | 81,415 |
| Seven Letter Geography #1 | 0 | - | 4.52 | 71,952 |
| Seven Letter Geography #3 | 0 | - | 4.50 | 37,648 |
| Geography Decoder | 0 | - | 4.53 | 75,324 |
| Eight Letter Geography #1 | 0 | - | 4.45 | 38,438 |
| Continental Geography Decoder | 0 | - | 4.46 | 52,361 |
| Letter A Geography Chain | 0 | - | 4.53 | 67,302 |
| Five Letter Geography #1 | 0 | - | 4.48 | 151,103 |
| Five Letter Geography #4 | 0 | - | 4.78 | 84,557 |
| Five Letter Geography - Hero Mode | 0 | - | 4.63 | 35,427 |
| The Only Country ... | 0 | - | 4.91 | 79,776 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 179,357 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,403 |
| Random General Knowledge - Countries | 0 | - | 4.33 | 88,302 |
| Richest Island Countries | 0 | - | 4.84 | 99,438 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 233,368 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 222,650 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 190,176 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,329 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.99 | 68,160 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 77,046 |
| Random Name a Valid Country | 0 | - | 4.99 | 203,103 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 122,322 |
| Boundary Waters | 0 | - | 4.92 | 88,018 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,793 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,215 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,193 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,794 |
| Random World Capitals on a Map | 0 | - | 4.93 | 133,093 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 134,595 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,047 |
| 4-Letter Geography Chain #2 | 0 | - | 4.53 | 87,178 |
| Largest World Cities With Five Letters | 0 | - | 4.52 | 66,387 |
| Cities Chain #2 | 0 | - | 4.42 | 56,154 |
| Cities Chain #1 | 0 | - | 4.61 | 66,328 |
| Name Any Valid U.S. City | 0 | - | 4.51 | 40,095 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,877,137 |
| Landlocked Countries | 0 | - | 4.99 | 413,142 |
| Countries of the World - One Minute Sprint | 0 | - | 4.35 | 955,844 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 93,286 |
| Musical Acts by Country #1 | 0 | - | 4.45 | 78,825 |
| Geography General Knowledge #1 | 0 | - | 4.43 | 261,408 |
| Geography General Knowledge #3 | 0 | - | 4.54 | 131,864 |
| Geography General Knowledge #4 | 0 | - | 4.49 | 185,414 |
| Geography General Knowledge #6 | 0 | - | 4.53 | 150,944 |
| Geography General Knowledge #7 | 0 | - | 4.43 | 158,194 |
| Geography General Knowledge #8 | 0 | - | 4.45 | 149,367 |
| Geography General Knowledge #10 | 0 | - | 4.47 | 155,889 |
| Geography General Knowledge #11 | 0 | - | 4.52 | 109,518 |
| Geography General Knowledge #12 | 0 | - | 4.80 | 123,692 |
| Geographic Groups of Four #1 | 0 | - | 4.70 | 175,460 |
| Geographic Groups of Five #1 | 0 | - | 4.48 | 120,124 |
| Geographic Groups of Seven #1 | 0 | - | 4.63 | 140,558 |
| Geographic Groups of Two #2 | 0 | - | 4.67 | 114,543 |
| Geographic Groups of Six #2 | 0 | - | 4.53 | 52,882 |
| Geographic Groups of Two #3 | 0 | - | 4.46 | 83,510 |
| Geographic Groups of Four #2 | 0 | - | 4.75 | 80,122 |
| Geographic Groups of Five #2 | 0 | - | 4.73 | 63,398 |
| Geographic Groups of Three #2 | 0 | - | 4.55 | 69,285 |
| Geographic Groups of Two #4 | 0 | - | 4.44 | 77,830 |
| Four Letter Geography #2 | 0 | - | 4.39 | 63,729 |
| Three Letter Geography | 0 | - | 4.29 | 74,493 |
| Five Letter Geography #2 | 0 | - | 4.28 | 88,341 |
| Geography Analogies #5 | 0 | - | 4.22 | 54,992 |
| Seven Continents Quiz | 0 | - | 4.21 | 105,627 |
| World Capitals Quiz | 0 | - | 5.00 | 5,028,049 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 74,860 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,712,210 |
| Name a Country A-Z | 0 | - | 5.00 | 240,155 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 277,291 |
| Name a Valid Country A-Z | 0 | - | 4.97 | 119,966 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,126 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 94,943 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,514 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,878 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,328 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,569,853 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 371,946 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,292 |
| Island Countries | 0 | - | 4.99 | 707,384 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,377 |
| Himalayan Countries | 0 | - | 4.95 | 135,155 |
| Andean Countries | 0 | - | 4.94 | 82,725 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,145 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,076 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,818 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 64,511 |
| Danube Countries | 0 | - | 4.97 | 71,030 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,693 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,485 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,359 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,278 |
| European Landlocked Countries | 0 | - | 4.99 | 145,699 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,106 |
| Countries with the Most Species | 0 | - | 4.99 | 95,215 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,258 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,187 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,351 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,926 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,539 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,897 |
| Countries in the Alps | 0 | - | 4.87 | 116,741 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,508 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,154 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,969 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,362 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,096 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,958 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,507 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,711 |
| Largest Country by Body of Water | 0 | - | 4.96 | 56,851 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,007 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,178 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,012 |
| Asian Island Nations | 0 | - | 4.63 | 93,721 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,396 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,701 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,707 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 116,957 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,593 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,218 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,720 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 238,990 |
| World Countries - Blind Typing | 0 | - | 5.00 | 105,473 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,563 |
| Largest Countries By Category | 0 | - | 4.97 | 156,671 |
| Countries by Countries | 0 | - | 4.96 | 62,207 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,292 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,946 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,310 |
| All Countries by Population With a Map | 0 | - | 4.98 | 106,504 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,041 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,702 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,038,775 |
| Northernmost Countries | 0 | - | 4.99 | 357,430 |
| Countries of South America | 0 | - | 5.00 | 913,892 |
| Countries of Oceania | 0 | - | 5.00 | 1,039,256 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,846,374 |
| "Land" Countries | 0 | - | 4.98 | 333,502 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 114,691 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 144,657 |
| Western Europe Map Quiz | 0 | - | 4.87 | 93,469 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 65,705 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,051 |
| Top World Languages | 0 | - | 4.92 | 812,419 |
