| Word Scramble - Countries | 0 | - | 4.87 | 2,100,827 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 165,603 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 118,255 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,442 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 64,530 |
| Country Chain | 0 | - | 4.96 | 217,039 |
| Islands by Country #1 | 0 | - | 4.88 | 175,242 |
| Name a Valid Island Country | 0 | - | 4.96 | 114,873 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,379 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,310 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,621,076 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 99,211 |
| 4-Letter Geography Chain #1 | 0 | - | 4.81 | 170,006 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 450,584 |
| Countries With the Most Islands of at Least 10 Km² | 0 | - | 4.88 | 144,566 |
| Countries with Four Letters | 0 | - | 4.99 | 422,224 |
| Geographic Groups of Two #1 | 0 | - | 4.99 | 236,897 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 69,515 |
| Islands by Country #2 | 0 | - | 4.80 | 77,404 |
| Largest City by Island | 0 | - | 4.87 | 71,824 |
| Word Scramble - Cities #2 | 0 | - | 4.54 | 25,134 |
| Capital Cities Chain | 0 | - | 4.83 | 82,699 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 200,535 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 181,812 |
| African Island Countries | 0 | - | 4.96 | 101,590 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 320,493 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,495 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,840 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,701 |
| Can You Name These 50 Random Countries? | 0 | - | 4.99 | 216,582 |
| Name a Valid Country #3 | 0 | - | 4.99 | 262,911 |
| Name a Valid Country #1 | 0 | - | 4.99 | 289,648 |
| Name a Valid Country #2 | 0 | - | 4.98 | 250,577 |
| Name a Valid Country #4 | 0 | - | 4.97 | 255,447 |
| Name a Valid Country #5 | 0 | - | 4.99 | 206,836 |
| Name a Valid Country #6 | 0 | - | 4.94 | 129,314 |
| Name a Valid Country #7 | 0 | - | 4.91 | 129,171 |
| Name a Valid Country #8 | 0 | - | 4.86 | 98,549 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 50,007 |
| Random Geographic Groups of Five | 0 | - | 4.93 | 114,543 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 304,947 |
| Countries by Languages in 90 Seconds | 0 | - | 4.94 | 720,366 |
| Random Geographic Groups of Seven | 0 | - | 4.91 | 46,020 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,382 |
| Four Letter Geography #1 | 0 | - | 4.69 | 89,385 |
| Five Letter Geography #3 | 0 | - | 4.61 | 131,479 |
| Six Letter Geography #1 | 0 | - | 4.42 | 114,623 |
| Six Letter Geography #2 | 0 | - | 4.68 | 67,631 |
| Six Letter Geography #3 | 0 | - | 4.52 | 81,715 |
| Seven Letter Geography #1 | 0 | - | 4.52 | 72,486 |
| Seven Letter Geography #3 | 0 | - | 4.50 | 38,097 |
| Geography Decoder | 0 | - | 4.53 | 75,622 |
| Eight Letter Geography #1 | 0 | - | 4.45 | 38,544 |
| Continental Geography Decoder | 0 | - | 4.46 | 52,635 |
| Letter A Geography Chain | 0 | - | 4.54 | 67,561 |
| Five Letter Geography #1 | 0 | - | 4.48 | 151,592 |
| Five Letter Geography #4 | 0 | - | 4.78 | 84,941 |
| Five Letter Geography - Hero Mode | 0 | - | 4.63 | 35,573 |
| The Only Country ... | 0 | - | 4.91 | 80,982 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 180,862 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,147 |
| Richest Island Countries | 0 | - | 4.84 | 100,483 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 235,986 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 224,960 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 192,125 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,759 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 139,454 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 68,730 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 79,465 |
| Random Countries by Borders | 0 | - | 4.99 | 82,402 |
| Random Name a Valid Country | 0 | - | 4.99 | 204,989 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 124,141 |
| Boundary Waters | 0 | - | 4.92 | 88,452 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,138 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,043 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,395 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,444 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 137,799 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 383,240 |
| 4-Letter Geography Chain #2 | 0 | - | 4.53 | 87,646 |
| Largest World Cities With Five Letters | 0 | - | 4.53 | 66,975 |
| Cities Chain #2 | 0 | - | 4.42 | 56,366 |
| Cities Chain #1 | 0 | - | 4.61 | 66,621 |
| Name Any Valid U.S. City | 0 | - | 4.49 | 40,570 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,426,852 |
| Landlocked Countries | 0 | - | 4.99 | 420,039 |
| Countries of the World - One Minute Sprint | 0 | - | 4.36 | 976,384 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 95,576 |
| Musical Acts by Country #1 | 0 | - | 4.45 | 79,102 |
| Geography General Knowledge #1 | 0 | - | 4.43 | 263,221 |
| Geography General Knowledge #3 | 0 | - | 4.54 | 132,956 |
| Geography General Knowledge #4 | 0 | - | 4.49 | 186,722 |
| Geography General Knowledge #6 | 0 | - | 4.52 | 151,912 |
| Geography General Knowledge #7 | 0 | - | 4.44 | 159,280 |
| Geography General Knowledge #8 | 0 | - | 4.44 | 150,319 |
| Geography General Knowledge #10 | 0 | - | 4.47 | 156,846 |
| Geography General Knowledge #11 | 0 | - | 4.52 | 110,291 |
| Geography General Knowledge #12 | 0 | - | 4.80 | 124,496 |
| Geographic Groups of Four #1 | 0 | - | 4.70 | 175,993 |
| Geographic Groups of Five #1 | 0 | - | 4.47 | 120,580 |
| Geographic Groups of Seven #1 | 0 | - | 4.63 | 141,029 |
| Geographic Groups of Two #2 | 0 | - | 4.67 | 115,074 |
| Geographic Groups of Six #2 | 0 | - | 4.53 | 53,203 |
| Geographic Groups of Two #3 | 0 | - | 4.46 | 83,985 |
| Geographic Groups of Four #2 | 0 | - | 4.75 | 80,703 |
| Geographic Groups of Five #2 | 0 | - | 4.74 | 63,904 |
| Geographic Groups of Three #2 | 0 | - | 4.55 | 69,773 |
| Geographic Groups of Two #4 | 0 | - | 4.45 | 78,278 |
| Four Letter Geography #2 | 0 | - | 4.39 | 63,972 |
| Three Letter Geography | 0 | - | 4.29 | 74,800 |
| Five Letter Geography #2 | 0 | - | 4.30 | 88,591 |
| Geography Analogies #5 | 0 | - | 4.22 | 55,152 |
| Seven Continents Quiz | 0 | - | 4.21 | 106,644 |
| World Capitals Quiz | 0 | - | 5.00 | 5,071,153 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 113,080 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,764,743 |
| Name a Country A-Z | 0 | - | 5.00 | 243,226 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 279,275 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 121,670 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,573 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,780 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,892 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,098 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,953 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,585,507 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,927 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,988 |
| Island Countries | 0 | - | 4.99 | 710,219 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,491 |
| Himalayan Countries | 0 | - | 4.95 | 137,909 |
| Andean Countries | 0 | - | 4.95 | 84,172 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,383 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,967 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,039 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,487 |
| Danube Countries | 0 | - | 4.97 | 71,775 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,717 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,172 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,875 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,973 |
| European Landlocked Countries | 0 | - | 4.99 | 146,911 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,305 |
| Countries with the Most Species | 0 | - | 4.99 | 103,045 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,454 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,470 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,638 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,404 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,082 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,471 |
| Countries in the Alps | 0 | - | 4.87 | 117,895 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 97,729 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,614 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,512 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,398 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,244 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,807 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,409 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,292 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,044 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,660 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,549 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,390 |
| Asian Island Nations | 0 | - | 4.63 | 94,154 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,021 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,312 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,321 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,447 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,141 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,649 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,717 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,953 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,536 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,069 |
| Largest Countries By Category | 0 | - | 4.97 | 157,849 |
| Countries by Countries | 0 | - | 4.97 | 62,961 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,392 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,194 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,498 |
| All Countries by Population With a Map | 0 | - | 4.98 | 108,932 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,761 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,455 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,047,381 |
| Northernmost Countries | 0 | - | 4.99 | 361,040 |
| Countries of South America | 0 | - | 5.00 | 924,517 |
| Countries of Oceania | 0 | - | 5.00 | 1,053,379 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,870,510 |
| "Land" Countries | 0 | - | 4.98 | 336,095 |
| Name a Valid Country Bordering Each Sea | 0 | - | 4.90 | 115,685 |
| 50 Largest Countries on the World Map Quiz | 0 | - | 4.98 | 145,520 |
| Western Europe Map Quiz | 0 | - | 4.86 | 93,788 |
| Satellite Images - Island Chains | 0 | - | 4.43 | 66,388 |
| Islands by Satellite Image #1 | 0 | - | 4.70 | 70,703 |
| Top World Languages | 0 | - | 4.92 | 821,752 |
| Tourist Attraction by Negative Review | 0 | - | 4.86 | 82,325 |
| Who Controls It? #1 | 0 | - | 4.83 | 48,431 |
| Border Crossings Quiz #1 | 0 | - | 4.99 | 208,474 |
| Border Crossings Quiz #2 | 0 | - | 4.99 | 128,153 |
| Longest International Borders | 0 | - | 4.99 | 264,874 |
| Countries with Three Borders | 0 | - | 4.96 | 36,516 |
| Country Connect by Northernmost Point | 0 | - | 4.96 | 41,992 |
