| 47,304,779 | Countries of the World Quiz |
| 16,826,270 | US States Quiz |
| 8,294,877 | World Map Without 20 Random Countries |
| 5,613,093 | Countries by First Two Letters in 90 Seconds |
| 5,061,319 | World Capitals Quiz |
| 4,754,508 | Europe Map Quiz |
| 4,153,283 | United States Map Quiz |
| 3,821,080 | Countries by Borders in 90 Seconds |
| 3,754,228 | Countries of Europe Quiz |
| 3,646,316 | All Country Flags of the World |
| 3,532,937 | Fifty US States in One Minute |
| 3,374,773 | Countries of the World with an Empty Map |
| 2,676,277 | US States by Borders in 30 Seconds |
| 2,587,410 | Random Capital to Country |
| 2,534,128 | Country Flags Quiz #1 |
| 2,529,086 | Countries of Africa |
| 2,290,195 | Countries that Start with B |
| 2,159,927 | Find The Mystery Country Using Color Clues - Randomized! |
| 2,158,165 | Countries that Start with A |
| 2,114,281 | Africa Map Quiz |
| 2,097,654 | Word Scramble - Countries |
| 1,865,122 | Countries of Asia Quiz |
| 1,818,618 | Countries that Start with C |
| 1,751,901 | Countries that Start with S |
| 1,723,944 | Pin US States on a Borderless Map - Sudden Death |
| 1,721,908 | Pin Europe on a Borderless Map - Sudden Death |
| 1,715,271 | World Map with Random Merged Countries |
| 1,686,083 | U.S. State Capitals Quiz |
| 1,582,093 | Europe Capitals Quiz |
| 1,547,024 | South America Map Quiz |
| 1,545,382 | Random Countries on the World Map |
| 1,500,028 | Countries that Start with G |
| 1,446,327 | East Asia Map Quiz |
| 1,442,693 | Biggest Countries by Population |
| 1,388,651 | U.S. States by First Two Letters in 30 Seconds |
| 1,380,656 | Middle East Map Quiz |
| 1,379,225 | Countries that Start with M |
| 1,374,388 | Countries that Start with E |
| 1,325,862 | Countries of Europe - One Minute Sprint |
| 1,285,781 | Countries that Start with I |
| 1,239,434 | Flags of Europe Quiz |
| 1,213,982 | Countries that Start with P |
| 1,115,472 | Countries that Start with N |
| 1,091,359 | Country Flags Quiz #2 |
| 1,088,531 | Countries that Start with L |
| 1,050,284 | Countries of Oceania |
| 1,045,601 | Biggest Countries by Area |
| 1,020,152 | Countries of North America Quiz |
| 1,008,225 | Countries that Start with T |
| 975,068 | Biggest Cities in the United States |
| 974,500 | Countries of the World - One Minute Sprint |
| 974,334 | 40 Random Missing Countries on the World Map |
| 922,360 | Countries of South America |
| 917,806 | Random Country to Capital |
| 914,162 | Asia Map Quiz |
| 910,532 | Countries in World War II |
| 906,296 | Country Shapes Quiz #1 |
| 903,146 | Countries that Start with U |
| 901,414 | Central America and Caribbean Map Quiz |
| 819,749 | Top World Languages |
| 813,711 | Countries that Start with K |
| 796,278 | Biggest Cities in the World |
| 794,531 | Counties of England |
| 735,534 | Africa Capitals Quiz |
| 732,406 | Country Flags Quiz #3 |
| 718,618 | Countries by Languages in 90 Seconds |
| 709,565 | Island Countries |
| 707,213 | Countries that Start with D |
| 690,768 | Asia Capitals Quiz |
| 640,329 | Oceania Map Quiz |
| 639,017 | Canada Provinces Map Quiz |
| 624,907 | Random U.S. States on a Map |
| 624,984 | Win the U.S. Presidential Election |
| 623,108 | US States with an Empty Map |
| 616,041 | Countries that Start with F |
| 611,207 | Flags of Asia Quiz |
| 610,184 | 20 Random Country Flags |
| 608,209 | Countries that Start with V |
| 602,747 | Countries that Start with H |
| 600,598 | Countries that Start with J |
| 576,792 | All 1M Cities by Proximity |
| 566,934 | Save Humanity by Guessing Countries |
| 545,166 | Biggest Cities in Europe |
| 528,201 | Click a Valid Country A-Z |
| 521,192 | Random Sequential Countries on the World Map |
| 505,302 | Word Scramble - U.S. States |
| 494,784 | Communist Countries in History |
| 486,944 | Word Scramble - National Capitals |
| 480,276 | South America Capitals Quiz |
| 468,984 | Flags of Africa Quiz |
| 467,465 | One Border Countries |
| 463,958 | UK Cities Map Quiz |
| 463,479 | Every Country Shape |
| 463,490 | Pin Africa on a Borderless Map |
| 461,019 | Countries That Border Russia |
| 448,765 | Top Five Countries By Category #1 |
| 446,461 | Countries that Start with R |
| 432,135 | Random Category Elimination - Countries |
| 427,415 | Europe by Borders in 30 Seconds |
| 421,382 | Countries with Four Letters |
| 418,414 | Landlocked Countries |
| 416,237 | Country Shapes Quiz #2 |
| 416,304 | 100 Biggest Cities on a World Map |
| 414,544 | Asian Countries by Borders in 30 Seconds |
| 412,338 | Countries with the Longest Coastlines |
| 404,878 | Countries with the Most Tourists Quiz |
| 401,795 | Countries Bordering France |
| 394,131 | Landmarks Picture Quiz #1 |
| 387,782 | Countries with the Most Borders |
| 382,888 | Every European Flag - Sudden Death |
| 381,739 | World Map with 10 Random Extra Borders |
| 379,574 | Smallest Countries by Population and Area |
| 374,482 | Spanish-Speaking Countries |
| 372,992 | Majority Muslim Countries |
| 371,738 | Flags of North and South America |
| 368,528 | Countries Bordering Germany |
| 366,533 | States of the U.S. in Alphabetical Order |
| 365,419 | Biggest Metro Areas in the USA |
| 363,885 | Europe Cities Map Quiz |
| 360,272 | Northernmost Countries |
| 357,026 | English Speaking Countries |
| 355,555 | Countries of Africa by Borders in 30 Seconds |
| 344,584 | 100 Biggest Cities in Europe with a Map |
| 343,858 | World Map without 12 Countries |
| 343,760 | Australia Map Quiz |
| 341,095 | Canada Provinces and Territories |
| 336,414 | Countries in Random Squares of the World Map |
| 336,191 | Foods by Country of Origin #1 |
| 335,694 | "Land" Countries |
| 334,555 | Countries with the Most Billionaires |
| 330,915 | All 3,143 Counties of the United States on a Map |
| 330,526 | World Capitals by Proximity |
| 328,601 | Top 50 Countries by Population - In Order |
| 319,589 | Category Elimination - Countries #1 |
| 317,455 | Europe Map with Random Merged Countries |
| 312,183 | Countries with the Longest Total Borders |
| 311,943 | Countries that Start with O |
| 309,907 | Countries of Europe with an Empty Map |
| 307,764 | Ten Highest Ranking FIFA Countries by Year |
| 306,990 | Counties of England Map Quiz |
| 306,384 | All Counties of the United States by Proximity |
| 304,483 | Countries of the World with an Empty Map - Hard Version |
| 301,918 | U.S. Map with Random Merged States |
| 301,752 | World Currency Quiz |
| 300,205 | Most Populous Countries A-Z |
| 298,299 | Cross Flags of Europe |
| 295,519 | Country Shapes Quiz #3 |
| 295,434 | Countries with the Most Speakers of These Languages |
| 295,282 | Random African Countries on a Map |
| 292,887 | Biggest Cities in Germany |
| 289,718 | Countries with Z |
| 289,725 | Countries with the Biggest Economies by GDP |
| 288,431 | Name a Valid Country #1 |
| 287,307 | Countries with the Most Military Troops |
| 285,485 | World Capitals by Map |
| 283,017 | Random European Countries on a Map |
| 282,978 | Countries that Start with Q |
| 282,914 | Official Cities in the UK |
| 279,883 | Miscellaneous Flags Quiz |
| 279,683 | Countries with Five Letters |
| 279,116 | NATO Countries |
| 278,791 | Countries by Borders in 90 Seconds with an Empty Map |
| 276,236 | European Map without 10 Random Countries |
| 274,735 | Capital Cities - Sudden Death |
| 273,089 | Spin the World & Guess the Countries |
| 272,709 | EU Countries Quiz |
| 271,699 | Countries with Nuclear Weapons |
| 270,145 | French-Speaking Countries |
| 270,097 | Richest Countries by Per-Capita GDP |
| 269,016 | Capitals of Oceania Quiz |
| 267,321 | Five Most Populated Countries by Continent |
| 266,140 | The Seven Continents Map Quiz |
| 265,039 | Countries by Three Words #1 |
| 264,584 | Longest International Borders |
| 262,806 | Countries that Border China |
| 262,747 | Geography General Knowledge #1 |
| 262,395 | Name a Valid Country #3 |
| 259,808 | Name a Valid European Country #1 |
| 258,056 | Flags of Oceania |
| 254,846 | Name a Valid Country #4 |
| 253,170 | Megacities on a World Map |
| 251,547 | NBA Cities Map Quiz |
| 251,456 | Countries that Start with Z |
| 256,151 | Countries with Megacities |
| 249,928 | Name a Valid Country #2 |
| 249,482 | Europe Capital to Country |
| 249,178 | Countries that Start with Y |
| 248,700 | Five Biggest Countries by Continent |
| 247,531 | North America Map Quiz |
| 246,321 | World Capitals by First Two Letters in 90 Seconds |
| 245,922 | Biggest Cities by Language |
| 245,610 | Five Closest Countries by Country #1 |
| 243,103 | "Do Not Travel" Countries for U.S. Citizens |
| 243,004 | Countries of Africa with an Empty Map |
| 242,549 | Name a Country A-Z |
| 242,132 | All Countries of the World by Area with Hints |
| 241,790 | Guess the Countries Being Drawn |
| 241,495 | Places in their Native Language #1 |
| 240,682 | Biggest Cities in Italy |
| 239,090 | Countries by Borders, Bordering Sea, Capital Proximity, Official Language or Currency in 30 Seconds |