| 3,715,896 | U.S. Presidents Quiz |
| 2,432,451 | Brand Logos Quiz #1 |
| 2,301,443 | Countries that Start with B |
| 2,170,348 | Countries that Start with A |
| 1,827,639 | Countries that Start with C |
| 1,759,790 | Countries that Start with S |
| 1,694,913 | Brand Logos Quiz #2 |
| 1,508,136 | Countries that Start with G |
| 1,385,627 | Countries that Start with M |
| 1,381,850 | Countries that Start with E |
| 1,322,140 | 100 Most Common English Words |
| 1,292,038 | Countries that Start with I |
| 1,228,761 | Brand Logos Quiz #3 |
| 1,219,661 | Countries that Start with P |
| 1,164,931 | Fast Math - Multiplication |
| 1,164,803 | Digits of Pi |
| 1,121,344 | Countries that Start with N |
| 1,100,474 | Planets of the Solar System Quiz |
| 1,094,301 | Countries that Start with L |
| 1,067,581 | Brand Logos Quiz #5 |
| 1,015,789 | Brand Logos Quiz #4 |
| 1,012,970 | Countries that Start with T |
| 950,700 | Harry Potter Last Names |
| 916,439 | Countries in World War II |
| 906,658 | Countries that Start with U |
| 818,738 | Countries that Start with K |
| 804,049 | 12 x 12 Multiplication Table in 2 Minutes |
| 786,772 | Brand Logos Quiz #6 |
| 748,750 | Two Letter U.S. State Abbreviations |
| 713,684 | Countries that Start with D |
| 695,387 | Top 100 Greatest NBA Players |
| 671,356 | Most Popular Fast Food Restaurants |
| 631,989 | Win the U.S. Presidential Election |
| 619,773 | Countries that Start with F |
| 615,907 | Fast Math - Double That Number! |
| 611,567 | Brand Logos Quiz #7 |
| 610,883 | Countries that Start with V |
| 607,605 | Countries that Start with H |
| 605,092 | Countries that Start with J |
| 602,305 | Disney Animated Characters |
| 574,866 | Footballers by Country |
| 562,717 | NATO Military Alphabet |
| 542,207 | Car Logos Quiz #1 |
| 535,043 | Click a Valid Country A-Z |
| 532,809 | Brand Logos Quiz #8 |
| 524,573 | Random Sequential Countries on the World Map |
| 524,118 | Fast Math - Addition |
| 504,972 | Name the English Monarchs |
| 497,212 | Communist Countries in History |
| 494,269 | Ultimate Harry Potter Name Game |
| 451,250 | All Disney Animated Movies |
| 449,157 | Countries that Start with R |
| 441,043 | Prime Ministers of the UK |
| 438,722 | Roman Numeral Decoding Quiz |
| 438,740 | Random Category Elimination - Countries |
| 427,741 | U.S. Presidents by Picture |
| 403,935 | Random Brand Logos |
| 402,335 | 7 Deadly Sins |
| 398,892 | 10 Random Numbers 1-100 - Blind Ranking |
| 395,933 | Top 100 Harry Potter Characters by Mention |
| 393,009 | Formula One World Champions |
| 389,200 | Shakespeare's Plays Quiz |
| 382,944 | First Names of U.S. Presidents |
| 379,355 | Basic Harry Potter Quiz |
| 376,445 | Majority Muslim Countries |
| 371,270 | Disney Songs in Movies |
| 364,786 | Name the 7 Dwarfs |
| 341,751 | Marvel Cinematic Universe - All Movies |
| 336,334 | Countries with the Most Billionaires |
| 322,494 | Category Elimination - Countries #1 |
| 314,331 | Countries that Start with O |
| 305,817 | US Presidents - One Minute Sprint |
| 305,298 | World Currency Quiz |
| 301,537 | Most Populous Countries A-Z |
| 298,440 | Marvel Superheroes |
| 291,800 | Countries with the Biggest Economies by GDP |
| 290,118 | Countries with the Most Military Troops |
| 284,922 | Countries that Start with Q |
| 282,347 | Groups of Things - Harry Potter |
| 282,308 | NATO Countries |
| 280,157 | Name the Harry Potter Books |
| 277,698 | Disney Feature Films by Characters |
| 276,464 | EU Countries Quiz |
| 275,446 | Countries with Nuclear Weapons |
| 273,561 | Richest Countries by Per-Capita GDP |
| 266,251 | World Leaders by Picture |
| 263,158 | Car Logos Quiz #2 |
| 258,391 | Words for Leaders |
| 253,902 | Disney Princesses |
| 253,431 | Countries that Use the Euro - Sudden Death |
| 253,090 | Countries that Start with Z |
| 250,838 | Countries that Start with Y |
| 244,766 | Name a Country A-Z |
| 243,604 | Brand Logos Quiz #9 |
| 240,512 | U.S. Citizenship Test Questions |
| 240,377 | Disney Animals |
| 238,079 | Shortest Country Name A-Z |
| 237,235 | Category Elimination - Countries #2 |
| 234,960 | Random Sequential U.S. States on a Map |
| 234,865 | Category Elimination - European Geography #1 |
| 229,667 | Axis Occupied Countries of WWII |
| 228,713 | Countries in World War I |
| 227,782 | Harry Potter A-Z |
| 226,842 | Signs of the Zodiac Quiz |
| 226,285 | Category Elimination - Countries #3 |
| 224,985 | Clothing Brand Logos |
| 223,697 | Biggest World Cities A-Z |
| 221,839 | Category Elimination - U.S. States #1 |
| 217,749 | Random Sequential European Countries on a Map |
| 215,359 | Catholic Countries |
| 212,413 | Geography by Letter - A |
| 211,205 | Books of the Protestant Bible |
| 207,714 | Five Richest Countries by Continent |
| 205,840 | IMDB Top 100 Movies |
| 204,166 | Logos Revealing Logos #1 |
| 202,549 | Name the War |
| 200,512 | Country Word Search #1 |
| 200,311 | Famous Dictators #1 |
| 200,123 | Top 10 Biggest Economies in Europe |
| 199,565 | "C" Countries - World Map Sudden Death |
| 198,787 | Most Guessed Countries on JetPunk |
| 196,875 | Car Model to Make |
| 196,303 | Northernmost Countries A-Z |
| 195,758 | Five Biggest Economies by Continent |
| 195,320 | Countries of the Soviet Union |
| 194,124 | Most-Visited Countries by U.S. Presidents |
| 193,534 | Top 10 Coldest European Countries |
| 193,156 | Name a Valid U.S. President #1 |
| 193,330 | Biggest Countries by Area A-Z |
| 193,021 | Category Elimination - Countries #4 |
| 191,475 | Deadliest U.S. Wars |
| 191,322 | Countries Closest to the United Kingdom A-Z |
| 190,175 | Top Crude Oil Producing Countries |
| 189,002 | Countries of Europe After World War II |
| 185,413 | Geography by Letter - B |
| 185,463 | Star Wars Quotes |
| 182,711 | Ultimate Car Logos Quiz |
| 180,950 | Countries A-Z by Neighbor |
| 178,674 | Countries by Military Spending |
| 178,392 | U.S. Presidents - Sudden Death |
| 178,205 | WWII Trivia #1 |
| 176,681 | Name a World Capital A-Z |
| 176,625 | Geography by Letter - P |
| 176,548 | Name an Official Language A-Z |
| 176,468 | Top 30 Most Powerful Militaries |
| 175,838 | Soft Drink Brand Logos |
| 173,992 | Five Most Guessed Countries by Continent |
| 173,612 | Brand Logos Quiz #10 |
| 172,931 | History by Letter - B |
| 172,694 | Top Five Countries by Religion |
| 172,258 | History by Letter - C |
| 172,279 | Flag Coloring Book Puzzle #1 |
| 170,674 | Least Populous Countries A-Z |
| 169,636 | Monarchies of the World |
| 169,321 | Countries with the Most JetPunk Users |
| 168,207 | Category Elimination - European Geography #2 |
| 167,298 | Race-to-Nine Word Puzzle #1 |
| 167,206 | Highest Grossing Superhero Movies |
| 165,711 | Disney Villains |
| 165,394 | Superhero Alter Egos |
| 165,273 | Star Wars Characters |
| 164,408 | Name a Five Letter Word A-Z |
| 164,232 | European Capital "Hangman" - Randomized |
| 162,795 | Colors by Letter |
| 161,980 | Neutral European Countries of WWII |
| 161,513 | Top 10 Most Islamic European Countries |
| 160,888 | Countries with the Most Muslims |
| 159,395 | Geography by Letter - C |
| 158,030 | Most Common English Verbs - Extreme |
| 157,115 | Countries of Europe Before World War I |
| 156,538 | Computer Nerd Acronyms Quiz #1 |
| 155,834 | Countries with the Most Exports |
| 155,990 | Formula One Countries Visited |
| 154,729 | Geography by Letter - T |
| 154,658 | History by Letter - J |
| 154,680 | Countries that Start with a Vowel |
| 154,621 | Richest Countries Bordering Each Other |
| 154,355 | Flags of the Countries that Start with I |
| 154,274 | Countries Containing Each Letter A-Z |
| 154,173 | Muslim Countries - Sudden Death |
| 153,899 | Southernmost Countries A-Z |
| 153,599 | History by Letter - A |
| 152,934 | NATO Members - Sudden Death |
| 151,386 | Geography by Letter - D |
| 151,060 | Countries with the Most Murders |
| 150,967 | Geography by Letter - H |
| 150,390 | Name a Four Letter Word A-Z |
| 150,238 | Top 10 Richest Countries in Europe |
| 149,315 | Geography by Letter - L |
| 149,292 | Countries with the Most Elite Universities |
| 148,584 | Harry Potter Characters by Screen Time |
| 148,222 | Geography by Letter - E |
| 147,350 | European Geography By Letter - A |
| 145,552 | Top U.S. Universities |
| 145,474 | Most-Viewed YouTube Music Videos |
| 145,232 | Modern Day Countries of Nazi Germany on a Map |
| 144,970 | Category Elimination - Countries #5 |
| 144,797 | Buddhist Countries |
| 144,480 | Countries with the Most Skyscrapers |
| 144,191 | Countries with the Most Christians |
