| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,587,205 |
| Countries by Borders in 90 Seconds with an Empty Map | 0 | - | 4.90 | 277,373 |
| Regions of Countries #1 | 0 | - | 4.97 | 158,903 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,270 |
| Regions of Countries #3 | 0 | - | 4.84 | 90,326 |
| Countries by Languages in 90 Seconds | 0 | - | 4.93 | 711,364 |
| Countries by Borders, Bordering Sea, Capital Proximity, Official Language or Currency in 30 Seconds | 0 | - | 4.95 | 236,383 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,158 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 103,483 |
| Subdivisions by Country | 0 | - | 4.86 | 50,061 |
| Countries of the World - One Minute Sprint | 0 | - | 4.35 | 956,084 |
| 4-Letter Geography Chain #1 | 0 | - | 4.82 | 169,161 |
| Word Scramble - Countries | 0 | - | 4.86 | 2,087,756 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 446,731 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 163,125 |
| Solve the Secret Country #2 | 0 | - | 4.85 | 116,084 |
| Anagram Chain - Countries | 0 | - | 4.99 | 115,211 |
| Countries with Four Letters | 0 | - | 4.99 | 418,466 |
| Geographic Groups of Two #1 | 0 | - | 4.99 | 235,806 |
| Countries but all Vowels are Changed to O | 0 | - | 4.92 | 67,815 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 63,174 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 198,298 |
| Top Five Countries By Category #3 | 0 | - | 4.82 | 169,415 |
| Country Chain | 0 | - | 4.96 | 215,703 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 316,961 |
| Islands by Country #1 | 0 | - | 4.87 | 174,470 |
| Can You Name These 50 Random Countries? | 0 | - | 4.98 | 213,759 |
| Name a Valid Country #3 | 0 | - | 4.99 | 259,774 |
| Name a Valid Country #1 | 0 | - | 4.99 | 283,403 |
| Name a Valid Country #2 | 0 | - | 4.98 | 246,352 |
| Name a Valid Country #4 | 0 | - | 4.97 | 251,529 |
| Name a Valid Country #5 | 0 | - | 4.99 | 189,764 |
| Name a Valid Country #6 | 0 | - | 4.95 | 126,367 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,827 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,848 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,147 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 302,679 |
| Monarchies Bordering Monarchies | 0 | - | 4.85 | 59,962 |
| Four Letter Geography #1 | 0 | - | 4.69 | 89,088 |
| Five Letter Geography #3 | 0 | - | 4.61 | 130,764 |
| Six Letter Geography #1 | 0 | - | 4.42 | 114,312 |
| Six Letter Geography #2 | 0 | - | 4.69 | 67,407 |
| Six Letter Geography #3 | 0 | - | 4.53 | 81,432 |
| Seven Letter Geography #1 | 0 | - | 4.52 | 71,984 |
| Seven Letter Geography #3 | 0 | - | 4.50 | 37,669 |
| Geography Decoder | 0 | - | 4.53 | 75,335 |
| Eight Letter Geography #1 | 0 | - | 4.45 | 38,447 |
| Continental Geography Decoder | 0 | - | 4.46 | 52,378 |
| Letter A Geography Chain | 0 | - | 4.53 | 67,323 |
| Five Letter Geography #1 | 0 | - | 4.48 | 151,117 |
| Five Letter Geography #4 | 0 | - | 4.78 | 84,584 |
| Five Letter Geography - Hero Mode | 0 | - | 4.63 | 35,437 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,268 |
| The Only Country ... | 0 | - | 4.91 | 79,854 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 179,425 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,440 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 233,535 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 222,779 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 190,294 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 121,416 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 136,995 |
| European Countries with One Border | 0 | - | 4.97 | 181,601 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,512 |
| Random Countries by Borders | 0 | - | 4.99 | 81,660 |
| Random Name a Valid Country | 0 | - | 4.99 | 203,185 |
| States of India | 0 | - | 4.94 | 189,995 |
| Japanese Prefectures | 0 | - | 4.98 | 134,523 |
| Regions of New Zealand | 0 | - | 4.85 | 28,126 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,138 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,947 |
| Provinces of Turkey | 0 | - | 4.95 | 200,956 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 26,910 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 62,945 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 122,444 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 319,311 |
| Boundary Waters | 0 | - | 4.92 | 88,032 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,807 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,267 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 134,774 |
| Countries That Border Russia | 0 | - | 4.98 | 458,879 |
| Countries with the Most Borders A-Z | 0 | - | 4.98 | 124,898 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 153,243 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,470 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 112,049 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 99,438 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 82,610 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 378,484 |
| Countries Bordering France | 0 | - | 4.83 | 398,896 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,007 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,084 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,508 |
| States of Mexico | 0 | - | 4.95 | 173,314 |
| States of Brazil | 0 | - | 4.98 | 86,370 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,950 |
| 4-Letter Geography Chain #2 | 0 | - | 4.53 | 87,198 |
| Word Scramble - Cities #1 | 0 | - | 4.50 | 98,967 |
| Largest World Cities With Five Letters | 0 | - | 4.52 | 66,421 |
| Cities Chain #2 | 0 | - | 4.42 | 56,165 |
| Cities Chain #1 | 0 | - | 4.61 | 66,341 |
| Name Any Valid U.S. City | 0 | - | 4.51 | 40,115 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,908,503 |
| Landlocked Countries | 0 | - | 4.99 | 413,476 |
| Random Countries with Letters Missing | 0 | - | 4.51 | 93,371 |
| Musical Acts by Country #1 | 0 | - | 4.45 | 78,837 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,909 |
| Geography General Knowledge #1 | 0 | - | 4.43 | 261,501 |
| Geography General Knowledge #3 | 0 | - | 4.54 | 131,893 |
| Geography General Knowledge #4 | 0 | - | 4.49 | 185,471 |
| Geography General Knowledge #6 | 0 | - | 4.53 | 150,986 |
| Geography General Knowledge #7 | 0 | - | 4.43 | 158,236 |
| Geography General Knowledge #8 | 0 | - | 4.45 | 149,405 |
| Geography General Knowledge #10 | 0 | - | 4.47 | 155,940 |
| Geography General Knowledge #11 | 0 | - | 4.52 | 109,562 |
| Geography General Knowledge #12 | 0 | - | 4.80 | 123,739 |
| Geographic Groups of Four #1 | 0 | - | 4.70 | 175,479 |
| Geographic Groups of Five #1 | 0 | - | 4.48 | 120,139 |
| Geographic Groups of Seven #1 | 0 | - | 4.63 | 140,587 |
| Geographic Groups of Two #2 | 0 | - | 4.67 | 114,566 |
| Geographic Groups of Six #2 | 0 | - | 4.53 | 52,898 |
| Geographic Groups of Two #3 | 0 | - | 4.46 | 83,537 |
| Geographic Groups of Four #2 | 0 | - | 4.75 | 80,152 |
| Geographic Groups of Five #2 | 0 | - | 4.73 | 63,428 |
| Geographic Groups of Three #2 | 0 | - | 4.55 | 69,318 |
| Geographic Groups of Two #4 | 0 | - | 4.44 | 77,855 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 273,100 |
| Four Letter Geography #2 | 0 | - | 4.39 | 63,742 |
| Three Letter Geography | 0 | - | 4.29 | 74,513 |
| Five Letter Geography #2 | 0 | - | 4.28 | 88,350 |
| Geography Analogies #5 | 0 | - | 4.22 | 55,000 |
| Seven Continents Quiz | 0 | - | 4.21 | 106,115 |
| World Capitals Quiz | 0 | - | 5.00 | 5,030,581 |
| Countries Bordering the Four Color Seas | 0 | - | 4.92 | 22,750 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,715,502 |
| Countries Bordering India | 0 | - | 4.98 | 162,591 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,691 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,772 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,923 |
| Countries of Africa by Borders in 30 Seconds | 0 | - | 4.43 | 354,632 |
| Asian Countries by Borders in 30 Seconds | 0 | - | 4.45 | 412,760 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,775 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,212 |
| Countries that Border China | 0 | - | 4.96 | 261,800 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,842 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,525 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,070 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,221 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,734 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,303 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,471 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,441 |
| Countries that Border Poland | 0 | - | 4.99 | 171,334 |
| Merged Countries #2 | 0 | - | 4.96 | 98,465 |
| Merged Countries #6 | 0 | - | 4.91 | 72,697 |
| Merged Countries #7 | 0 | - | 4.92 | 81,945 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,153 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 94,989 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,598 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,944 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,711 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,570,757 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,069 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 401,775 |
| Island Countries | 0 | - | 4.99 | 707,565 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,527 |
| Himalayan Countries | 0 | - | 4.95 | 135,307 |
| Andean Countries | 0 | - | 4.94 | 82,802 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,198 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,162 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,872 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,576 |
| Danube Countries | 0 | - | 4.97 | 71,066 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 115,742 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,523 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,440 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,365 |
| European Landlocked Countries | 0 | - | 4.99 | 145,737 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,181 |
| Countries with the Most Species | 0 | - | 4.99 | 95,235 |
| Countries 197 to 205 | 0 | - | 4.87 | 69,318 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,197 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,365 |
| Countries that Use the Peso | 0 | - | 4.88 | 58,950 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 72,566 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 56,941 |
| Countries in the Alps | 0 | - | 4.86 | 116,797 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,546 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,234 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,996 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,406 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,137 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 94,986 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,557 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,741 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,215 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,038 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,193 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,036 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,444 |
| Countries Richer Than Their Neighbors | 0 | - | 4.46 | 72,203 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,725 |
