| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,112 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,906 |
| States of Brazil | 0 | - | 4.98 | 86,318 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,610 |
| South American Geography Quiz #2 | 0 | - | 4.62 | 39,185 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,464 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,498 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,308 |
| States of Mexico | 0 | - | 4.95 | 173,270 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,364 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,303 |
| U.S. State Nicknames Quiz | 0 | - | 4.47 | 50,254 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,042 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,270 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,508 |
| Countries that Beat Canada | 0 | - | 4.90 | 86,831 |
| Flags of North and South America | 0 | - | 4.99 | 366,777 |
| South American Physical Geography | 0 | - | 4.58 | 18,269 |
| Countries that Beat Brazil | 0 | - | 4.49 | 67,857 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,418 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,436 |
| Last Names by Country of Origin | 0 | - | 4.64 | 155,877 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,078 |
| Bolivia Country Quiz | 0 | - | 4.63 | 26,006 |
| Most Common Last Names in Sweden | 0 | - | 4.49 | 15,283 |
| NFL Football Last Names | 0 | - | 4.43 | 170,502 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 48,992 |
| The Only American Country ... | 0 | - | 4.92 | 120,719 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,342 |
| Last Names in U.S. History #1 | 0 | - | 4.25 | 36,071 |
| US States Quiz | 0 | - | 5.00 | 16,693,142 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,203 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,315 |
| Divided World City Name Puzzle #1 | 0 | - | 4.88 | 48,078 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 47,627 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 95,607 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,061 |
| Name a Valid African Country | 0 | - | 4.98 | 152,899 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,062 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,076 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,053 |
| Mexican Foods | 0 | - | 4.07 | 14,607 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,756 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,411 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,121 |
| South America A-Z | 0 | - | 4.13 | 10,836 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,073 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,056 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,363 |
| Chile Country Quiz | 0 | - | 4.75 | 39,709 |
| Peru Country Quiz | 0 | - | 4.54 | 48,287 |
| Name the U.S. National Parks | 0 | - | 4.86 | 58,781 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,619 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,770 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,822 |
| Pixelated United States Map | 0 | - | 4.89 | 93,437 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,418 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,814 |
| American Geography Quiz for Dummies | 0 | - | 4.41 | 68,692 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,506 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,600 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,208 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,682 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,321 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,368 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,607 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,865 |
| U.S. States By Population | 0 | - | 4.92 | 152,326 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,356 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,835 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 87,519 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,745 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,855 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,321 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,422 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,135 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,090 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 88,934 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,602 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,171 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,507 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 108,673 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 95,521 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,016 |
| Which South American Country? | 0 | - | 4.69 | 51,711 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,792 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,368 |
| Last Names in U.S. History #2 | 0 | - | 4.39 | 17,495 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,540 |
| US States with an Empty Map | 0 | - | 5.00 | 618,567 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,065 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,920 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,661 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,879 |
| Countries that Beat Russia | 0 | - | 4.84 | 81,859 |
| Most Common First Names in Spain | 0 | - | 4.27 | 45,469 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,164 |
| U.S. Baby Boy Names by Decade | 0 | - | 4.55 | 486,344 |
| U.S. Baby Girl Names by Decade | 0 | - | 4.42 | 709,433 |
| MLB Baseball Last Names | 0 | - | 4.32 | 18,944 |
| Famous Child Stars by Last Name | 0 | - | 4.15 | 13,424 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 26,854 |
| Guyana Country Quiz | 0 | - | 4.49 | 22,579 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,595 |
| Venezuela Country Quiz | 0 | - | 4.50 | 30,382 |
| Paraguay Country Quiz | 0 | - | 4.53 | 25,072 |
| Suriname Country Quiz | 0 | - | 4.60 | 19,659 |
| Belize Country Quiz | 0 | - | 4.85 | 20,795 |
| California Groups of Things | 0 | - | 4.25 | 45,264 |
| New York Groups of Things | 0 | - | 4.38 | 59,931 |
| U.S. History Groups of Two | 0 | - | 4.23 | 44,234 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,601 |
| Movies by State | 0 | - | 4.27 | 40,438 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,837 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,627 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,013 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,533 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,226 |
| Members of the British Royal Family | 0 | - | 4.10 | 113,792 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,799 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,462 |
| Famous Mexicans and Mexican-Americans | 0 | - | 4.15 | 16,906 |
| Most Valuable Crops by U.S. State | 0 | - | 4.40 | 38,921 |
| Europe Map Quiz | 0 | - | 5.00 | 4,729,936 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 70,979 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,606 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 69,930 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 60,969 |
| German Groups of Things | 0 | - | 4.46 | 38,298 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 101,917 |
| Asia Geography Quiz #1 | 0 | - | 4.78 | 53,319 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,316 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,145 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,061 |
| Most Popular Boy Names in the U.S. 2024 | 0 | - | 4.06 | 176,330 |
| Africa Map Quiz | 0 | - | 5.00 | 2,103,757 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,030 |
| Oceania Geography Quiz | 0 | - | 4.55 | 21,973 |
| Australian Capitals | 0 | - | 4.92 | 62,590 |
| Word Chain - Australia | 0 | - | 4.37 | 38,012 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,527 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,072 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,754 |
| Mexico Country Quiz | 0 | - | 4.49 | 71,959 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,311 |
| History of Mexico | 0 | - | 4.58 | 15,227 |
| South American Cities on the Map | 0 | - | 4.57 | 35,239 |
| Word Chain - South America | 0 | - | 4.51 | 23,760 |
| Largest Virgin Islands | 0 | - | 4.24 | 5,274 |
| United States Map Quiz | 0 | - | 4.98 | 4,141,128 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,468 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 743,030 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,072 |
| United States Country Quiz | 0 | - | 4.43 | 100,542 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,590 |
| Random U.S. City to State | 0 | - | 4.45 | 75,293 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 207,796 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 79,732 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,580 |
| 10 Closest Megacities to New York City | 0 | - | 4.52 | 67,193 |
| New England States | 0 | - | 4.51 | 59,704 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,468 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 37,880 |
| Add a Letter - Make a U.S. State | 0 | - | 4.72 | 82,300 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.69 | 55,618 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,654 |
| U.S. States by Borders | 0 | - | 4.63 | 35,058 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,227 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 101,121 |
| Musical Acts by State | 0 | - | 4.05 | 19,555 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 43,981 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,024 |
| Canada Country Quiz | 0 | - | 4.54 | 131,682 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,587 |
| Canada A-Z | 0 | - | 4.73 | 32,641 |
| Most-Visited Countries by Canadians | 0 | - | 4.77 | 39,113 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,563 |
| Official European Union Languages | 0 | - | 4.97 | 236,467 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,663 |
| Europe Geography Quiz #3 | 0 | - | 4.34 | 63,387 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,068 |
| Word Chain - France | 0 | - | 4.38 | 42,574 |
| Italian Foods | 0 | - | 4.31 | 72,151 |
| Famous Italian-Americans | 0 | - | 4.15 | 14,298 |
| British Groups of Things | 0 | - | 4.25 | 82,666 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,943 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,439,418 |
| Asia Map Quiz | 0 | - | 4.99 | 906,669 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,638 |
| Biblical Names Still Popular Today | 0 | - | 4.27 | 51,105 |
| World City Nicknames Quiz | 0 | - | 4.19 | 35,455 |
| First Names of Authors #1 | 0 | - | 4.20 | 59,001 |
| First Names of Authors #2 | 0 | - | 4.24 | 36,611 |
| Political Figures by Last Name #1 | 0 | - | 4.55 | 67,396 |
| NBA Players by Last Name | 0 | - | 4.30 | 83,872 |
| Actors by Last Name #1 | 0 | - | 4.28 | 68,177 |
| Actresses by Last Name #1 | 0 | - | 4.25 | 63,402 |
| Actors by Last Name #2 | 0 | - | 4.01 | 58,715 |
| Guitarists by Last Name | 0 | - | 4.25 | 35,318 |
| Countries that Beat North Korea | 0 | - | 4.43 | 34,136 |
