| 7 Deadly Sins | 0 | - | 4.88 | 400,675 |
| Planets of the Solar System Quiz | 0 | - | 4.93 | 1,098,014 |
| Category Elimination - Countries #1 | 0 | - | 4.99 | 320,914 |
| Top Five Countries by Random Categories | 0 | - | 4.95 | 139,753 |
| World Countries by 10 Category Elimination #1 | 0 | - | 4.97 | 122,923 |
| Category Elimination - Countries #2 | 0 | - | 4.98 | 236,264 |
| Category Elimination - Countries #3 | 0 | - | 4.99 | 225,211 |
| Category Elimination - Countries #4 | 0 | - | 4.99 | 192,324 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,065 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 747,385 |
| Random Countries Hidden in the World Map | 0 | - | 4.82 | 113,301 |
| Name a Country A-Z | 0 | - | 5.00 | 243,672 |
| Name a Valid Country A-Z | 0 | - | 4.98 | 121,859 |
| Literary Quotes #1 | 0 | - | 4.49 | 33,619 |
| Famous Lines of Poetry #1 | 0 | - | 4.55 | 34,268 |
| Books with Names in the Title #2 | 0 | - | 4.42 | 54,671 |
| Astronomy Decoder | 0 | - | 4.49 | 38,075 |
| U.S. Chain Restaurant Menu | 0 | - | 4.08 | 139,201 |
| World Countries by 10 Category Elimination #2 | 0 | - | 4.48 | 71,063 |
| Category Elimination - Countries #5 | 0 | - | 4.69 | 144,503 |
| Category Elimination - Elements | 0 | - | 4.61 | 53,725 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,626,371 |
| Books with Names in the Title #1 | 0 | - | 4.27 | 70,470 |
| Popular Royal Names | 0 | - | 4.27 | 125,002 |
| First Names of Painters | 0 | - | 4.43 | 59,876 |
| Analogies of Countries #1 | 0 | - | 4.88 | 68,410 |
| Books with Animals in the Title #1 | 0 | - | 4.41 | 74,600 |
| Book Titles with Shared First Words | 0 | - | 4.53 | 15,216 |
| Famous Lines of Poetry #2 | 0 | - | 4.55 | 18,508 |
| Best-Selling Video Game Consoles | 0 | - | 4.82 | 274,975 |
| Famous Catholics | 0 | - | 4.26 | 32,857 |
| Character to Author #1 | 0 | - | 4.52 | 43,481 |
| Colors by Letter | 0 | - | 4.25 | 162,605 |
| Sibling Actors | 0 | - | 4.12 | 47,565 |
| Name a Valid Answer - Geography | 0 | - | 4.95 | 104,416 |
| Category Elimination - Cities | 0 | - | 4.25 | 41,091 |
| Technology Giants #1 - Google | 0 | - | 4.40 | 28,408 |
| Google What's the Difference? - Animals | 0 | - | 4.93 | 92,840 |
| Countries by Languages in 90 Seconds | 0 | - | 4.94 | 721,407 |
| Italian Name Translation | 0 | - | 4.83 | 46,964 |
| WWII First Names | 0 | - | 4.44 | 41,803 |
| Songs that Start with the Same Word | 0 | - | 4.87 | 110,881 |
| Book Titles by Synonyms #2 | 0 | - | 4.37 | 39,442 |
| Word Scramble - Countries | 0 | - | 4.87 | 2,102,708 |
| Solve the Secret Country #1 | 0 | - | 4.94 | 165,935 |
| Solve the Secret Country #2 | 0 | - | 4.87 | 118,543 |
| Anagram Chain - Countries | 0 | - | 4.98 | 116,599 |
| Literary Quotes #2 | 0 | - | 4.18 | 24,413 |
| Fruits: No Vowels | 0 | - | 4.81 | 99,747 |
| Geography Quiz for Dummies | 0 | - | 4.87 | 108,751 |
| Best-Selling Breakfast Cereals | 0 | - | 3.68 | 92,891 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,290 |
| Countries of the World with an Empty Map - Hard Version | 0 | - | 5.00 | 305,198 |
| Islands by Country #1 | 0 | - | 4.88 | 175,342 |
| Regions of Countries #1 | 0 | - | 4.96 | 159,573 |
| Regions of Countries #2 | 0 | - | 4.95 | 123,930 |
| Regions of Countries #3 | 0 | - | 4.85 | 90,759 |
| Disney Animated Characters | 0 | - | 4.88 | 601,586 |
| Character to Author #2 | 0 | - | 4.55 | 30,437 |
| Stores in the Mall #1 | 0 | - | 3.89 | 45,910 |
| Star Wars Characters Screen Time by Movie | 0 | - | 4.56 | 29,193 |
| Geographic Groups of Two #1 | 0 | - | 4.99 | 237,074 |
| Random Geographic Groups of Five | 0 | - | 4.93 | 114,677 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 451,072 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 200,799 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 182,824 |
| Cities by Wikipedia Descriptions #1 | 0 | - | 4.52 | 55,456 |
| Cities by Wikipedia Descriptions #3 | 0 | - | 4.58 | 47,770 |
| Cities that End in T by Clue | 0 | - | 4.70 | 17,381 |
| Cities that End in G by Clue | 0 | - | 4.54 | 21,599 |
| Parties (Mostly Political) | 0 | - | 4.14 | 20,443 |
| Countries with Four Letters | 0 | - | 4.99 | 422,766 |
| Country Chain | 0 | - | 4.96 | 217,180 |
| 4-Letter Geography Chain #1 | 0 | - | 4.82 | 170,114 |
| Random Symbol to Element | 0 | - | 4.88 | 93,134 |
| Can You Name These 50 Random Countries? | 0 | - | 4.99 | 216,958 |
| WWII Decoder | 0 | - | 4.41 | 53,585 |
| Cold War Decoder | 0 | - | 4.83 | 52,383 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,017 |
| Name a Valid Year in History | 0 | - | 4.93 | 67,306 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,542 |
| Name a Valid Answer - World War II | 0 | - | 4.53 | 55,459 |
| Name a Valid First-Level Subdivision for Every Country | 0 | - | 4.97 | 50,061 |
| Name a Valid Country #3 | 0 | - | 4.99 | 263,201 |
| Name a Valid Country #1 | 0 | - | 4.99 | 290,259 |
| Name a Valid Country #2 | 0 | - | 4.98 | 250,921 |
| Name a Valid Country #4 | 0 | - | 4.97 | 255,786 |
| Name a Valid Country #5 | 0 | - | 4.99 | 207,172 |
| Name a Valid Country #6 | 0 | - | 4.94 | 129,567 |
| Name a Valid Country #7 | 0 | - | 4.91 | 129,404 |
| Name a Valid Country #8 | 0 | - | 4.86 | 98,761 |
| Countries but all Vowels are Changed to O | 0 | - | 4.91 | 69,711 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,401 |
| Random Geographic Groups of Seven | 0 | - | 4.91 | 46,134 |
| Solve the Secret Country #3 | 0 | - | 4.98 | 64,705 |
| Countries with the Most Military Troops | 0 | - | 4.95 | 288,668 |
| Countries with Nuclear Weapons | 0 | - | 4.86 | 273,584 |
| Countries with NO Military | 0 | - | 4.97 | 62,419 |
| Countries with the Most Tanks | 0 | - | 4.91 | 107,488 |
| Countries with the Most Elite Universities | 0 | - | 4.94 | 148,656 |
| Coldest World Capitals | 0 | - | 4.95 | 133,583 |
| World Currency Quiz | 0 | - | 4.92 | 303,404 |
| Countries by Number of Books Published | 0 | - | 4.95 | 72,648 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 335,596 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 123,671 |
| Biggest Export Partners For Every Country | 0 | - | 4.98 | 50,611 |
| Top Oil Reserve Countries | 0 | - | 4.93 | 74,823 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,960 |
| NATO Countries | 0 | - | 4.98 | 280,739 |
| EU Countries Quiz | 0 | - | 4.99 | 274,612 |
| All World Leaders 2026 | 0 | - | 4.94 | 20,288 |
| Top Five Countries by Religion | 0 | - | 4.93 | 171,753 |
| Countries with the Most Christians | 0 | - | 4.92 | 143,350 |
| Least Christian Countries with Exceptions | 0 | - | 4.90 | 88,312 |
| Books of the Protestant Bible | 0 | - | 4.84 | 210,307 |
| Majority Muslim Countries | 0 | - | 4.98 | 374,707 |
| Buddhist Countries | 0 | - | 4.96 | 144,436 |
| Most-Followed Twitter Users | 0 | - | 3.94 | 75,947 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,848 |
| Movie Title Antonyms #1 | 0 | - | 4.81 | 195,816 |
| Obfuscations of Movie Titles #1 | 0 | - | 4.93 | 62,063 |
| Title in the Lyrics - Musicals | 0 | - | 4.28 | 54,806 |
| Books with Food in the Title | 0 | - | 3.93 | 39,683 |
| Books with Animals in the Title #2 | 0 | - | 4.23 | 18,059 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 322,437 |
| Star Wars Characters by Screen Time | 0 | - | 4.39 | 111,460 |
| Stores in the Mall #2 | 0 | - | 3.69 | 30,813 |
| Conspiracy Theories – Mostly U.S. | 0 | - | 4.44 | 56,527 |
| Marvel Cinematic Universe - All Movies | 0 | - | 4.89 | 339,491 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 181,002 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,242 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 79,773 |
| The Only Country ... | 0 | - | 4.91 | 81,201 |
| 20 Random Countries on an Empty World Map | 0 | - | 4.98 | 124,358 |
| Random Countries by Borders | 0 | - | 4.99 | 82,498 |
| Random Name a Valid Country | 0 | - | 4.99 | 205,179 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 138,182 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 383,766 |
| Eight Most Popular Berries | 0 | - | 4.43 | 99,429 |
| Top 20 Fruits Sold in the U.S. | 0 | - | 4.45 | 67,819 |
| Category Elimination - Capital Cities #1 | 0 | - | 4.88 | 133,138 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,463 |
| Category Elimination - Capital Cities #2 | 0 | - | 4.89 | 80,582 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,251 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,125 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,430 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,881 |
| Name a Valid Island Country | 0 | - | 4.96 | 114,997 |
| Military History Vocabulary | 0 | - | 4.91 | 67,196 |
| Battle to Country | 0 | - | 4.91 | 53,395 |
| Monarchies of Europe | 0 | - | 4.90 | 98,200 |
| Monarchies of Asia | 0 | - | 4.97 | 71,126 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,184 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,088 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,015 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,201 |
| Five Biggest Economies by Continent | 0 | - | 4.98 | 195,292 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,483 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 189,802 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,459 |
| Richest Island Countries | 0 | - | 4.85 | 100,612 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,503 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,250 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,187 |
| Richest Countries A-Z | 0 | - | 4.91 | 103,223 |
| Large Countries with Small Economies | 0 | - | 4.95 | 80,952 |
| Richest Countries Bordering Each Other | 0 | - | 4.99 | 154,255 |
| Rich Countries Bordering Poor Countries | 0 | - | 4.89 | 100,135 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 271,867 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,370 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,602 |
| Bordering Countries with the Largest GDPs | 0 | - | 4.97 | 76,447 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,546 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,899 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,833 |
| Countries with the Most Catholics | 0 | - | 4.90 | 109,542 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,191 |
| Orthodox Countries | 0 | - | 4.92 | 132,043 |
| Countries with the Most Muslims | 0 | - | 4.95 | 160,486 |
| Name the Constellations - With a Map | 0 | - | 4.92 | 35,966 |
| Countries that Start with A | 0 | - | 4.98 | 2,163,868 |
| Countries that Start with B | 0 | - | 4.95 | 2,295,549 |
| Countries that Start with C | 0 | - | 4.96 | 1,823,011 |
| Countries that Start with D | 0 | - | 4.96 | 710,302 |
| Countries that Start with E | 0 | - | 4.95 | 1,377,949 |
| Countries that Start with G | 0 | - | 4.97 | 1,504,148 |
| Countries that Start with H | 0 | - | 4.96 | 605,261 |
| Countries that Start with I | 0 | - | 4.92 | 1,288,919 |
| Countries that Start with J | 0 | - | 4.98 | 602,927 |
| Countries that Start with K | 0 | - | 4.97 | 816,314 |
| Countries that Start with L | 0 | - | 4.98 | 1,091,320 |
| Countries that Start with N | 0 | - | 4.93 | 1,118,337 |
| Countries that Start with P | 0 | - | 4.94 | 1,216,732 |
| Countries that Start with S | 0 | - | 4.98 | 1,755,661 |
| Countries that Start with T | 0 | - | 4.90 | 1,010,322 |
| Countries that Start with U | 0 | - | 4.97 | 904,901 |
| Countries that Start with V | 0 | - | 4.98 | 609,618 |
| Countries that Start with F | 0 | - | 4.83 | 618,007 |
| Countries that Start with M | 0 | - | 4.97 | 1,382,346 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,538 |
