| 4,112 | Percy Jackson Characters By Clue | 2016-07-16 | 6 |
| 3,654 | Geographic Groups of Nine #2 | 2018-12-27 | 0 |
| 3,345 | A-Z Famous People by Pictures | 2021-04-18 | 7 |
| 2,845 | Largest Airlines of Europe | 2019-10-09 | 2 |
| 2,537 | American Metropolitan Areas With More Than One Airport | 2017-04-09 | 0 |
| 2,118 | Airlines By Main Hub | 2018-10-06 | 1 |
| 2,028 | Groups of Things 1-10 | 2016-12-03 | 0 |
| 2,017 | Groups of Things 1-10 #3 | 2017-01-08 | 1 |
| 1,965 | Groups of Things 1-10 #2 | 2019-07-13 | 2 |
| 1,796 | Geographic Groups of Five #2 | 2018-02-04 | 5 |
| 1,503 | Minecraft Dye Colors | 2016-07-16 | 0 |
| 1,124 | Countries That Have Controlled Corsica | 2017-02-11 | 3 |
| 1,105 | A-Z Cities by Pictures #2 | 2020-04-05 | 5 |
| 1,009 | American Geography A-Z | 2017-07-23 | 0 |
| 962 | Five Most Populated Countries by Groups #2 | 2016-09-20 | 0 |
| 954 | A-Z Famous People by Pictures #2 | 2021-04-18 | 0 |
| 930 | 11 Busiest Air Routes out of Boston Logan International Airport | 2016-07-16 | 0 |
| 812 | Minecraft Foods | 2016-07-16 | 0 |
| 749 | Five Biggest Countries by Groups | 2016-08-30 | 0 |
| 729 | Danish Empire | 2016-08-30 | 1 |
| 662 | Groups of Things 1-10 #4 | 2017-04-09 | 0 |
| 593 | Five Busiest Air Routes by Airport | 2017-03-14 | 0 |
| 584 | Groups of Six #2 | 2016-07-31 | 0 |
| 580 | Image to Country - Odd One Out | 2021-07-05 | 6 |
| 574 | Countries That Have Controlled Cyprus | 2017-03-11 | 0 |
| 533 | Biomes of the World | 2016-07-16 | 0 |
| 532 | Countries in Multiple Continents | 2016-08-13 | 2 |
| 528 | Image to U.S City - Multiple Choice | 2021-05-29 | 4 |
| 514 | Countries That Have Controlled Sicily | 2017-02-12 | 1 |
| 489 | Fast Typing 15 Most Populous U.S Cities | 2016-07-16 | 0 |
| 479 | Countries That Have Controlled Bavaria | 2017-02-11 | 0 |
| 457 | 8 Minecraft Ores | 2016-07-16 | 0 |
| 453 | Countries That Have Controlled Egypt | 2017-08-23 | 1 |
| 443 | Five Largest Airlines by Continent | 2017-05-20 | 0 |
| 428 | Countries That Have Controlled Holland | 2017-02-11 | 1 |
| 421 | Countries Served by London Gatwick | 2017-04-23 | 0 |
| 420 | Five Most Populated Countries by Groups | 2016-08-30 | 0 |
| 403 | Five Busiest Air Routes by Airport #2 | 2017-04-02 | 0 |
| 403 | Massachusetts Counties | 2016-07-16 | 0 |
| 349 | Five Closest US States by Continent | 2017-06-22 | 1 |
| 330 | Five Most Populated Countries by Groups #3 | 2017-01-21 | 0 |
| 315 | Countries That Have Controlled the Holy Land | 2018-05-28 | 0 |
| 309 | European Metropolitan Areas With More Than One Airport | 2017-04-09 | 0 |
| 294 | Bodies of Water Chain | 2018-12-24 | 0 |
| 293 | Biggest Massachusetts Cities By Letter | 2016-07-16 | 0 |
| 290 | Countries Served by Boston Logan | 2016-10-12 | 0 |
| 269 | Presidents that Beat Donald Trump | 2021-07-03 | 0 |
| 256 | Five Busiest Air Routes by Airport #4 | 2017-04-30 | 0 |
| 254 | All Amtrak Routes | 2013-05-26 | 0 |
| 252 | Countries Having At Least One Point with Uninterrupted Line to Antarctica | 2018-10-29 | 0 |
| 250 | Largest Airports by Country | 2018-07-27 | 0 |
| 247 | A-Z Cities by Pictures #3 | 2020-12-22 | 0 |
| 246 | A-Z United States Cities by Pictures | 2020-04-04 | 0 |
| 242 | A-Z U.S. Politicians by Pictures | 2020-07-10 | 0 |
| 238 | Countries Closest to Massachusetts | 2016-08-30 | 0 |
| 236 | Countries with Embassies in Pyongyang | 2016-10-12 | 0 |
| 218 | American Geography General Knowledge | 2016-07-16 | 0 |
| 216 | Guess the Mystery Categories Picture Quiz | 2021-05-13 | 2 |
| 209 | Five Busiest Air Routes by Airport #3 | 2020-02-23 | 0 |
| 208 | Countries Served by Washington Dulles | 2017-03-13 | 0 |
| 196 | Countries Closest to Svalbard | 2016-08-30 | 1 |
| 195 | Classical Elements Fast Typing | 2016-07-16 | 0 |
| 194 | Airports Served by A380s | 2017-05-21 | 0 |
| 194 | Airlines That Serve Minneapolis-St. Paul | 2016-10-03 | 0 |
| 193 | Largest Cities by Language | 2016-07-16 | 0 |
| 193 | Groups of Things - Air Travel | 2017-07-22 | 1 |
| 191 | Islands of Adventure Theme Parks at Universal Orlando | 2016-07-16 | 0 |
| 185 | Largest Cities by Climate Zones | 2017-08-22 | 0 |
| 184 | Airlines That Fly A380s | 2017-05-21 | 0 |
| 183 | Five Biggest Countries by Groups #2 | 2016-09-24 | 0 |
| 180 | Who Controls What: Year 1800 | 2017-02-04 | 0 |
| 177 | Countries Closest to Guinea-Bissau | 2016-08-30 | 0 |
| 168 | Countries Closest to Trinidad | 2016-08-30 | 0 |
| 165 | Countries 197 to 207 | 2016-08-29 | 0 |
| 160 | Biggest Cities That Are Part of NATO | 2016-07-16 | 0 |
| 158 | Countries Closest to Washington State | 2017-03-06 | 0 |
| 152 | American Geography General Knowledge #2 | 2016-07-16 | 0 |
| 148 | Backwards Alphabet Fast Typing | 2013-05-21 | 0 |
| 139 | Five Most Populated States by Groups #3 | 2021-03-18 | 0 |
| 137 | 50 States, 50 Historical Events | 2019-02-20 | 0 |
| 135 | Countries Served by London Luton | 2017-03-26 | 0 |
| 132 | Largest Airports by Country #2 | 2018-07-27 | 0 |
| 130 | American Geography General Knowledge #5 | 2016-07-16 | 0 |
| 128 | Five Most Densely Populated Countries by Groups | 2017-01-17 | 0 |
| 127 | Cities with the Most Airports | 2017-07-23 | 0 |
| 127 | Who Controls What: Year 1700 | 2017-02-04 | 0 |
| 127 | American Geography General Knowledge #4 | 2016-07-16 | 0 |
| 127 | Five Biggest States by Groups #2 | 2017-02-21 | 0 |
| 124 | Countries Closest to Kansas | 2016-08-30 | 0 |
| 122 | Countries Closest to Kaliningrad | 2016-07-16 | 1 |
| 122 | 50 States, 50 Pictures | 2021-04-12 | 0 |
| 118 | Countries with the Most Subscribed Youtubers | 2016-08-29 | 0 |
| 111 | American Geography General Knowledge #3 | 2016-07-16 | 0 |
| 108 | Five Most Populous Air Destinations from Select Cities | 2017-08-12 | 0 |
| 105 | Who Controls What: Year 1900 | 2017-02-09 | 0 |
| 103 | Five Biggest States by Groups | 2017-02-13 | 0 |
| 103 | Countries Furthest from Boston | 2017-05-13 | 0 |
| 98 | Countries Closest to Christmas Island | 2016-12-24 | 0 |
| 97 | Clash of Clans: Troops/Spells | 2016-07-17 | 1 |
| 97 | 24 Urban Areas of 1790 | 2020-05-11 | 0 |
| 97 | Largest Air Carrier at Each Airport American | 2016-07-16 | 0 |
| 92 | Countries Closest to an Unknown Country by Picture #1 | 2018-06-16 | 0 |
| 92 | Largest Airports by Country #3 | 2018-07-27 | 0 |
| 90 | Five Biggest Cities by Division of US | 2017-02-22 | 0 |
| 88 | Five Most Populated States by Groups #2 | 2017-02-19 | 0 |
| 87 | Largest City by Tectonic Plate | 2016-07-16 | 0 |
| 84 | Boston by Picture | 2018-10-24 | 0 |
| 83 | Largest Cities in US by Number of Letters | 2016-07-16 | 0 |
| 83 | Countries Closest to the Bering Strait | 2016-08-30 | 2 |
| 74 | American Geography by Letter #2 | 2016-07-16 | 0 |
| 73 | Countries Closest to an Unknown Country by Picture #2 | 2018-03-25 | 0 |
| 73 | Bodies of Water by Picture | 2018-08-11 | 0 |
| 70 | Five Most Populated States by Groups | 2017-02-12 | 0 |
| 69 | Most Viewed TV Series Finales | 2019-08-10 | 0 |
| 67 | Countries Air Routes Pass Over | 2017-08-06 | 0 |
| 67 | States with Limited Recognition | 2016-10-23 | 0 |
| 67 | 45 European Countries, 45 Pictures | 2018-07-14 | 0 |
| 66 | Countries Closest to the White Sea | 2016-08-30 | 0 |
| 66 | Five Most Populous Air Destinations from Select Cities #2 | 2017-08-12 | 0 |
| 65 | Countries in More Than One Time Zone | 2016-08-14 | 0 |
| 65 | Countries by Largest City | 2016-08-13 | 0 |
| 65 | Historic People by Letter | 2020-07-11 | 0 |
| 65 | Who Controls What: Year 1835 | 2017-02-05 | 0 |
| 64 | Christmas: Spell it Out With Closest Countries | 2017-12-25 | 0 |
| 63 | People from Places by Picture #2 | 2020-12-24 | 0 |
| 60 | Cities by Tallest Skysraper | 2016-07-16 | 0 |
| 60 | Countries Closest to the Ionian Sea | 2016-07-16 | 0 |
| 59 | Countries Closest to an Unknown Country by Picture #3 | 2018-04-28 | 0 |
| 56 | Capitals Closest to an Unknown World Capital by Picture #2 | 2018-06-02 | 0 |
| 55 | City to State Hard Version | 2016-07-16 | 0 |
| 55 | People from Places by Picture | 2020-12-23 | 1 |
| 54 | Countries By Largest City #2 | 2016-07-16 | 0 |
| 54 | World's Busiest Airports with Exceptions | 2017-06-03 | 0 |
| 50 | Countries Closest to Severnaya Zemlya | 2016-08-30 | 0 |
| 49 | Bodies of Water by Picture #2 | 2018-09-22 | 0 |
| 49 | Five Most Densely Populated States by Groups | 2017-02-18 | 0 |
| 46 | Countries By Capital | 2016-07-16 | 0 |
| 46 | Air Travel Superlatives | 2017-07-05 | 0 |
| 46 | Countries Closest to an Unknown Country by Picture #4 | 2018-05-04 | 0 |
| 46 | Maritime South Asia Bodies of Water | 2016-07-16 | 0 |
| 46 | Countries Closest to Guantanamo Bay | 2016-08-30 | 1 |
| 44 | German Empire | 2016-08-20 | 0 |
| 42 | Largest Carrier at Each Airport International | 2016-07-16 | 0 |
| 38 | Countries Air Routes Pass Over #2 | 2017-08-22 | 0 |
| 37 | Countries Closest to Cabinda | 2017-04-21 | 0 |
| 37 | Biggest Cities that Voted Differently Than Their State in 2016 | 2018-04-29 | 0 |
| 37 | Biggest US Cities Closer to Another Capital than Washington | 2018-05-05 | 1 |
| 36 | Countries Furthest from Antipodes Islands | 2017-05-13 | 0 |
| 36 | Cities Closest to an Unknown City by Picture #1 | 2018-06-16 | 0 |
| 35 | Location (city or island) By Coordinates | 2016-07-16 | 0 |
| 34 | Countries Closest to Banks Island | 2016-08-30 | 0 |
| 34 | Bodies of Water by Picture #3 | 2020-09-21 | 0 |
| 32 | Capitals Closest to an Unknown World Capital by Picture #1 | 2018-06-16 | 0 |
| 32 | Countries Closest to Controversial Places | 2017-08-31 | – |
| 30 | US Cities That Formerly Had 100,000 Residents | 2018-06-18 | 0 |
| 30 | City to State | 2016-07-30 | 0 |
| 28 | Cities Closest to an Unknown City by Picture | 2018-06-10 | 0 |
| 27 | Largest Cities by Closest Country | 2018-06-03 | 0 |
| 26 | The Presidential Debate Quiz | 2020-09-12 | 1 |
| 26 | Largest City By Lake | 2017-07-16 | 0 |
| 25 | Who Flies That Route? | 2017-08-31 | 0 |
| 21 | Biggest Cities Closer to Their Own State's Capital than Any Other | 2018-05-05 | 0 |
| 13 | Big Nate Teachers at PS 38 | 2016-07-16 | – |
