| Countries of the World Quiz | 0 | - | 5.00 | 40,937,902 |
| Pin US States on a Borderless Map - Sudden Death | 0 | - | 4.99 | 421,212 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 7,097,935 |
| Real People - Sudden Death #3 | 0 | - | 4.83 | 6,967 |
| US States Quiz | 0 | - | 5.00 | 14,742,178 |
| Countries of the Popes | 0 | - | 4.85 | 108,686 |
| Pin Europe on a Borderless Map - Sudden Death | 0 | - | 4.97 | 156,720 |
| Real People - Sudden Death #2 (U.S.) | 0 | - | 4.48 | 11,443 |
| Biggest Cities in the United States | 0 | - | 4.93 | 821,495 |
| World Capitals Quiz | 0 | - | 5.00 | 4,498,584 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,395,515 |
| Every Asian Flag - Sudden Death | 0 | - | 4.88 | 95,014 |
| Europe Map Quiz | 0 | - | 5.00 | 4,294,043 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,072,182 |
| Monopoly Board to Country - Click Quiz #1 | 0 | - | 4.99 | 27,403 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,171,614 |
| Every European Flag - Sudden Death | 0 | - | 4.94 | 207,145 |
| Fast Typing A to Z | 0 | - | 4.89 | 5,330,612 |
| United States Map Quiz | 0 | - | 4.98 | 3,902,794 |
| Fast Typing 1 to 100 | 0 | - | 4.91 | 5,053,240 |
| Capital Cities - Sudden Death | 0 | - | 4.99 | 160,250 |
| Countries that have Won the Most Eurovisions | 0 | - | 4.55 | 87,555 |
| Flags of Island Countries - Sudden Death | 0 | - | 4.93 | 40,260 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,483,935 |
| All Country Flags of the World | 0 | - | 5.00 | 2,967,366 |
| Memory Test - Sudden Death | 0 | - | 4.86 | 154,577 |
| Countries Richer Than Their Neighbors | 0 | - | 4.44 | 64,013 |
| BRICS Member Countries | 0 | - | 4.89 | 40,181 |
| Find The Mystery Country Using Color Clues - Randomized! | 0 | - | 4.98 | 1,860,137 |
| Cities on Interstate 90 on a Map | 0 | - | 4.41 | 27,374 |
| Dog Breeds - Sudden Death | 0 | - | 4.52 | 46,335 |
| Name a Valid European Capital | 0 | - | 4.94 | 122,310 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,152,362 |
| US States by Borders in 30 Seconds | 0 | - | 4.76 | 2,390,438 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,332,196 |
| Biggest Cities in the World | 0 | - | 4.89 | 687,386 |
| U.S. Cities With Population > 1 Million | 0 | - | 4.49 | 59,994 |
| Small Countries with Large Economies | 0 | - | 4.71 | 78,815 |
| Brand Logos Quiz #1 | 0 | - | 4.82 | 2,115,618 |
| Random Capital to Country | 0 | - | 4.99 | 2,361,173 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,064,738 |
| Countries by First and Last Two Letters | 0 | - | 4.90 | 1,581,519 |
| Countries that Start with S | 0 | - | 4.98 | 1,605,376 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 70,088 |
| Africa Map Quiz | 0 | - | 5.00 | 1,939,530 |
| NBA Basketball Teams Quiz | 0 | - | 4.98 | 2,306,589 |
| Find The Mystery Country Using Hints - Randomized! | 0 | - | 5.00 | 897,724 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.94 | 132,621 |
| Man Outruns Slow Animals - Sudden Death | 0 | - | 4.89 | 53,287 |
| Champions League Winners | 0 | - | 4.91 | 853,987 |
| Pope Facts | 0 | - | 4.41 | 26,905 |
| U.S. Presidents - Sudden Death | 0 | - | 4.89 | 95,414 |
| Countries Larger than Texas - Sudden Death | 0 | - | 4.90 | 73,167 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,311,612 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,365,231 |
| Biggest U.S. Cities Starting with M | 0 | - | 4.17 | 68,717 |
| Biggest U.S. Cities Starting with N | 0 | - | 4.23 | 64,238 |
| NBA MVPs Quiz | 0 | - | 4.86 | 1,079,948 |
| Unlock the Final Answer - Geography | 0 | - | 4.66 | 12,842 |
| Fifty US States in One Minute | 0 | - | 4.55 | 3,245,374 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 88,604 |
| Landlocked Countries - Sudden Death | 0 | - | 4.96 | 86,376 |
| Countries Where a Nuclear Weapon Has Exploded | 0 | - | 4.97 | 3,048 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 161,471 |
| Biggest U.S. Cities Starting with A | 0 | - | 4.39 | 86,653 |
| The Answer is a Number - Whammies | 0 | - | 4.88 | 59,138 |
| Countries that Start with M | 0 | - | 4.97 | 1,254,808 |
| Biggest Cities in Europe | 0 | - | 4.75 | 465,138 |
| Biggest U.S. Cities Starting with B | 0 | - | 4.39 | 72,895 |
| Countries with the Lowest Population Density | 0 | - | 4.97 | 144,937 |
| Cities on Islands - Sudden Death | 0 | - | 4.48 | 35,255 |
| Countries that Start with A | 0 | - | 4.98 | 1,944,592 |
| Australian Animals - Sudden Death | 0 | - | 4.75 | 47,696 |
| True or False - Sudden Death | 0 | - | 4.87 | 84,956 |
| Countries that Start with E | 0 | - | 4.95 | 1,232,946 |
| Word Scramble - Countries | 0 | - | 4.87 | 1,921,297 |
| Cities Controlled by the Axis - Sudden Death | 0 | - | 4.91 | 50,583 |
| European Capitals - Sudden Death | 0 | - | 4.56 | 114,112 |
| U.S. State Capitals - Sudden Death | 0 | - | 4.89 | 79,504 |
| "C" Countries - World Map Sudden Death | 0 | - | 4.72 | 86,344 |
| Countries that Start with B | 0 | - | 4.95 | 2,083,123 |
| NBA Champions - Sudden Death | 0 | - | 4.53 | 58,581 |
| South America Map Quiz | 0 | - | 5.00 | 1,420,330 |
| Five Poorest Countries by Continent | 0 | - | 4.94 | 166,358 |
| Biggest U.S. Cities Starting with C | 0 | - | 4.32 | 81,176 |
| 2025 English Premier League Teams | 0 | - | 4.85 | 741,089 |
| Brand Logos Quiz #2 | 0 | - | 4.76 | 1,496,697 |
| China's Neighbours - Sudden Death | 0 | - | 4.75 | 82,889 |
| North American Pro Sports Teams – Sudden Death | 0 | - | 4.60 | 32,302 |
| Smallest 25 U.S. States - Sudden Death | 0 | - | 4.57 | 96,860 |
| NFL Football Teams Quiz | 0 | - | 4.97 | 2,065,919 |
| Elements of the Periodic Table Quiz | 0 | - | 5.00 | 1,928,565 |
| Quick Division Mad Minute - Sudden Death | 0 | - | 4.39 | 68,626 |
| Roman Cities – Sudden Death | 0 | - | 4.96 | 4,446 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,528,444 |
| Multiple Choice Color Identification | 0 | - | 4.16 | 24,849 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,572,747 |
| Countries that Use the Euro - Sudden Death | 0 | - | 4.71 | 115,434 |
| Countries With 100 Million People - Sudden Death | 0 | - | 4.97 | 90,018 |
| Muslim Countries - Sudden Death | 0 | - | 4.79 | 26,235 |
| Switzerland Immigration by Country | 0 | - | 4.79 | 21,098 |
| Countries that Start with N | 0 | - | 4.92 | 998,657 |
| All Major North American Pro Sports Teams | 0 | - | 4.99 | 850,121 |
| Be Happy - Sudden Death | 0 | - | 4.89 | 64,378 |
| Countries by Languages in 90 Seconds | 0 | - | 4.94 | 606,080 |
| Countries with the Most Murders | 0 | - | 4.54 | 136,416 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,383,035 |
| U.S. Cities that Americans Leave | 0 | - | 4.46 | 19,516 |
| Elements - Sudden Death | 0 | - | 4.90 | 62,806 |
| NATO Members - Sudden Death | 0 | - | 4.54 | 86,903 |
| Richest Countries Bordering Each Other | 0 | - | 4.98 | 127,915 |
| Top 10 Least Densely-Populated Countries in Africa | 0 | - | 4.96 | 29,030 |
| 12 Months in 15 Seconds | 0 | - | 4.10 | 4,157,314 |
| Countries that Start with G | 0 | - | 4.97 | 1,352,314 |
| Biggest U.S. Cities Starting with D | 0 | - | 4.10 | 86,806 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.94 | 69,710 |
| Chancellors of Germany, 1949–present | 0 | - | 4.55 | 18,964 |
| Map Hunter - World Cities | 0 | - | 4.99 | 13,746 |
| Most Populated Countries - Whammies | 0 | - | 4.99 | 40,712 |
| Whack-A-Mole - Sudden Death | 0 | - | 4.51 | 59,317 |
| Random Name a Valid Country | 0 | - | 4.99 | 169,037 |
| Olympic Host Countries - Sudden Death | 0 | - | 4.94 | 54,701 |
| U.S. Cities that Americans Move To | 0 | - | 4.41 | 17,092 |
| Blue States - Sudden Death | 0 | - | 4.98 | 52,522 |
| Countries that Start with C | 0 | - | 4.96 | 1,647,581 |
| Mammals - Sudden Death | 0 | - | 4.82 | 55,121 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.95 | 184,883 |
| Click a Valid Country A-Z | 0 | - | 4.97 | 415,767 |
| Win the U.S. Presidential Election | 0 | - | 4.79 | 509,051 |
| NATO Phonetic Alphabet - Sudden Death | 0 | - | 4.58 | 68,832 |
| Red, White, & Blue Flags - Sudden Death | 0 | - | 4.41 | 86,864 |
| Biggest Cities in Indiana | 0 | - | 4.28 | 20,377 |
| Top World Languages | 0 | - | 4.91 | 707,893 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 162,423 |
| 100 Most Common English Words | 0 | - | 4.90 | 1,170,171 |
| Michael Jackson Songs - Sudden Death | 0 | - | 4.71 | 57,527 |
| Car Parts - Sudden Death | 0 | - | 4.72 | 52,686 |
| Biggest Countries with No McDonald's | 0 | - | 4.85 | 79,290 |
| Prime Numbers - Sudden Death | 0 | - | 4.62 | 63,700 |
| Sudden Death - Sudden Death | 0 | - | 4.94 | 47,607 |
| Spin the World & Guess the Countries | 0 | - | 4.84 | 127,639 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.86 | 71,520 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.97 | 5,941 |
| Countries with the Most Elite Universities | 0 | - | 4.95 | 124,368 |
| Biggest Cities in Washington State | 0 | - | 4.45 | 29,149 |
| Countries that Start with P | 0 | - | 4.95 | 1,101,284 |
| Space Invaders Pixel Art #1 - Sudden Death | 0 | - | 4.79 | 52,699 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 513,828 |
| Random Category Elimination - Countries | 0 | - | 4.99 | 334,130 |
| Asia Map Quiz | 0 | - | 4.99 | 785,566 |
| Random U.S. States on a Map | 0 | - | 4.95 | 491,503 |
| Pin the Flag - South America | 0 | - | 4.99 | 16,715 |
| Nontraditional Baby Girl Names U.S. | 0 | - | 4.48 | 18,675 |
| 20th Century Dates – Within 10 Years #2 | 0 | - | 4.84 | 22,486 |
| Brand Logos Quiz #4 | 0 | - | 4.44 | 888,604 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,044,879 |
| NCAA Football Teams | 0 | - | 4.93 | 316,126 |
| NHL Hockey Teams Quiz | 0 | - | 4.87 | 572,334 |
| Most Common Letters of the Alphabet - Whammies | 0 | - | 4.70 | 49,286 |
| Countries in World War II | 0 | - | 4.66 | 811,379 |
| NBA MVPs - Sudden Death | 0 | - | 4.51 | 64,525 |
| 20th Century Dates – Within 10 Years #1 | 0 | - | 4.98 | 22,397 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,008,202 |
| Be Sad - Sudden Death | 0 | - | 4.61 | 54,285 |
| Random Flag to Country | 0 | - | 4.99 | 505,694 |
| U.S. States by First Two Letters in 30 Seconds | 0 | - | 4.64 | 1,245,229 |
| Flags With Gravity #1 | 0 | - | 4.97 | 24,703 |
| Companies by Country | 0 | - | 4.50 | 107,653 |
| "Of Something" Geography | 0 | - | 4.57 | 24,794 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 454,926 |
| Biggest Countries by Area | 0 | - | 5.00 | 933,155 |
| Countries that Start with L | 0 | - | 4.98 | 972,333 |
| Brand Logos Quiz #6 | 0 | - | 4.29 | 661,960 |
| Modern Rappers - Sudden Death | 0 | - | 4.29 | 82,484 |
| Monarchies – Sudden Death | 0 | - | 4.76 | 32,621 |
| Color in the Answer - Click Quiz | 0 | - | 4.83 | 41,248 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,281,535 |
| Shakespeare Plays - Sudden Death | 0 | - | 4.87 | 40,602 |
| Countries with Glaciers | 0 | - | 4.98 | 95,845 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.95 | 28,280 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,002,079 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,345,285 |
| Fast Math - Multiplication | 0 | - | 4.78 | 1,033,139 |
| Beatles Songs - Sudden Death | 0 | - | 4.65 | 50,150 |
| Logos Revealing Logos #1 | 0 | - | 4.98 | 166,338 |
| Word Shortenings #1 | 0 | - | 4.26 | 124,397 |
| Flags With Gravity #2 | 0 | - | 4.97 | 20,899 |
| General Knowledge Quiz #233 | 0 | - | 4.66 | 25,684 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 851,620 |
| Save Humanity by Guessing Countries | 0 | - | 4.98 | 351,836 |
| Country Flags but Australia | 0 | - | 4.56 | 2,568 |
| Formula One World Champions | 0 | - | 4.97 | 299,309 |
| Equatorial Countries - Sudden Death | 0 | - | 4.80 | 42,442 |
| Countries that Start with I | 0 | - | 4.92 | 1,162,802 |
| Random Country to Capital | 0 | - | 4.98 | 802,566 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,184,693 |
| Countries With Same-Sex Marriage – Sudden Death | 0 | - | 4.14 | 48,011 |
| Poorest Countries with Exceptions | 0 | - | 4.63 | 102,975 |
| Real People - Sudden Death #1 | 0 | - | 4.33 | 69,141 |
| Northernmost Countries Where It Doesn't Snow | 0 | - | 4.66 | 14,814 |
