| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 175,289 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,770 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 97,449 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 280,302 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,920 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 51,078 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,856 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,333,648 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,213 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,618 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,684 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,330 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,896 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,261 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,416 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,680 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,508 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,668 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,595 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 235,129 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 278,441 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 168,426 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 263,724 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 115,606 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,879 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,884 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,572 |
| Provinces of Turkey | 0 | - | 4.94 | 205,407 |
| Geography of Egypt | 0 | - | 4.60 | 21,584 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,647 |
| Provinces of China | 0 | - | 4.97 | 206,989 |
| Japanese Prefectures | 0 | - | 4.98 | 138,477 |
| States of India | 0 | - | 4.95 | 195,206 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,503 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,940 |
| Name a Valid African Country | 0 | - | 4.98 | 154,795 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,162 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 49,203 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,502 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,833 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 90,795 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 102,284 |
| French Geography Quiz #1 | 0 | - | 4.89 | 35,007 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 98,085 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 650,702 |
| Name that Greek Letter | 0 | - | 4.93 | 324,668 |
| Byzantine History | 0 | - | 4.91 | 28,987 |
| Byzantine Emperors | 0 | - | 4.92 | 14,500 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,930 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,994 |
| Countries Closest to Yemen | 0 | - | 4.92 | 22,718 |
| Japanese Loanwords | 0 | - | 4.47 | 84,816 |
| Sushi Translation | 0 | - | 4.08 | 13,976 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,331 |
| Countries that Beat Canada | 0 | - | 4.91 | 98,809 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,387 |
| Most Common Last Names in Sweden | 0 | - | 4.50 | 15,463 |
| Most Common First Names in Spain | 0 | - | 4.32 | 54,784 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 69,908 |
| Members of the British Royal Family | 0 | - | 4.10 | 114,439 |
| Countries and States in the Caucasus | 0 | - | 4.46 | 51,729 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 109,181 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 276,380 |
| Middle Eastern Geography Quiz | 0 | - | 4.57 | 44,092 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 70,379 |
| Egypt Country Quiz | 0 | - | 4.83 | 77,835 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 56,330 |
| China's Territorial Disputes | 0 | - | 4.48 | 35,754 |
| U.S. Baby Boy Names by Decade | 0 | - | 4.55 | 491,386 |
| U.S. Baby Girl Names by Decade | 0 | - | 4.42 | 715,252 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,343 |
| Last Names in U.S. History #1 | 0 | - | 4.25 | 36,314 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 531,710 |
| Ancient Greek Words | 0 | - | 4.93 | 112,240 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 42,855 |
| Asian Physical Geography | 0 | - | 4.61 | 35,596 |
| East Asian Islands on the Map | 0 | - | 4.55 | 33,176 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,626 |
| Asia's Busiest Airports | 0 | - | 4.69 | 53,047 |
| Israel Immigration by Country | 0 | - | 4.29 | 36,296 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,799 |
| Last Names by Country of Origin | 0 | - | 4.64 | 157,141 |
| Word Chain - Australia | 0 | - | 4.38 | 38,215 |
| Europe Map Quiz | 0 | - | 5.00 | 4,780,680 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,451 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 72,103 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,401 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,366 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,914 |
| German Groups of Things | 0 | - | 4.47 | 38,595 |
| Mediterranean Foods | 0 | - | 3.80 | 11,486 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,650 |
| Asian Islands | 0 | - | 4.49 | 20,886 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,363 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 65,958 |
| Asian Geography By Letter - M | 0 | - | 4.48 | 61,583 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 58,106 |
| Asian Geography by Letter - T | 0 | - | 4.52 | 57,568 |
| Bodies of Water around the Arabian Peninsula | 0 | - | 4.74 | 36,167 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 43,232 |
| Asian Geography By Letter - O | 0 | - | 4.66 | 32,186 |
| A Quiz About Islam | 0 | - | 4.32 | 48,566 |
| Middle East A-Z | 0 | - | 4.47 | 46,204 |
| Flags of the Middle East | 0 | - | 4.69 | 62,777 |
| History of Iran | 0 | - | 4.66 | 16,404 |
| Iran Country Quiz | 0 | - | 4.49 | 60,589 |
| Iraq Country Quiz | 0 | - | 4.43 | 41,082 |
| Countries That Don't Recognize Israel | 0 | - | 4.68 | 35,077 |
| Provinces of the Philippines | 0 | - | 4.56 | 50,804 |
| Largest Indonesian Islands | 0 | - | 4.75 | 50,213 |
| Geography of China | 0 | - | 4.21 | 14,001 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 139,963 |
| Dynasties of China | 0 | - | 4.64 | 28,026 |
| History of China | 0 | - | 4.35 | 57,468 |
| Overseas Chinese Population | 0 | - | 4.55 | 43,535 |
| Things that Have Been Banned in China | 0 | - | 4.31 | 58,361 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 33,311 |
| Countries of the Indian Diaspora | 0 | - | 4.46 | 59,765 |
| History of India | 0 | - | 4.62 | 21,489 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 33,058 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,037 |
| World City Nicknames Quiz | 0 | - | 4.16 | 35,648 |
| Nicknames in U.S. History | 0 | - | 4.25 | 31,804 |
| Most Popular Boy Names in the U.S. 2024 | 0 | - | 4.06 | 177,982 |
| NFL Football Last Names | 0 | - | 4.43 | 171,907 |
| Political Figures by Last Name #1 | 0 | - | 4.56 | 68,609 |
| Actors by Last Name #1 | 0 | - | 4.28 | 68,779 |
| Actresses by Last Name #1 | 0 | - | 4.26 | 63,861 |
| Actors by Last Name #2 | 0 | - | 4.02 | 59,163 |
| Countries that Beat South Africa | 0 | - | 4.69 | 42,612 |
| Oceania Map Quiz | 0 | - | 4.98 | 657,881 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,114 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,254 |
| Australian Capitals | 0 | - | 4.92 | 62,804 |
| Australia Map Quiz | 0 | - | 4.95 | 345,765 |
| South American Geography Quiz #2 | 0 | - | 4.41 | 43,413 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,820 |
| United States Map Quiz | 0 | - | 4.98 | 4,167,829 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.43 | 60,048 |
| Last Names in U.S. History #2 | 0 | - | 4.39 | 17,674 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,437 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,838 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,273 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,576 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,713 |
| Official European Union Languages | 0 | - | 4.97 | 239,435 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,443 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,829 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,220 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,733 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,179 |
| The Only European Country ... | 0 | - | 4.91 | 218,347 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,153 |
| Word Chain - France | 0 | - | 4.38 | 42,898 |
| 15 Most Populous Countries that Speak a Germanic Language | 0 | - | 4.40 | 82,718 |
| Countries that Beat Greece | 0 | - | 4.53 | 49,408 |
| Italian Foods | 0 | - | 4.30 | 73,128 |
| Countries that Beat the Netherlands | 0 | - | 4.56 | 36,556 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,996 |
| British Groups of Things | 0 | - | 4.25 | 82,975 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,075 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,085 |
| Asian Geography By Letter - S | 0 | - | 4.17 | 56,193 |
| Asian Geography by Letter - D | 0 | - | 4.27 | 52,099 |
| Asian Geography by Letter - G | 0 | - | 4.36 | 51,350 |
| Asian Geography by Letter - I | 0 | - | 4.37 | 67,979 |
| Asian Geography by Letter - C | 0 | - | 4.32 | 64,918 |
| Asian Geography by Letter - N | 0 | - | 4.34 | 50,386 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,451,087 |
| Asia Map Quiz | 0 | - | 4.99 | 923,018 |
| South Asian Cities by Map | 0 | - | 4.33 | 23,544 |
| Word Chain - Asia | 0 | - | 4.34 | 29,375 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,687 |
| Asian Geography By Letter - J | 0 | - | 4.27 | 34,877 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,386,225 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,601 |
| Iran... or Iraq? | 0 | - | 4.32 | 33,638 |
| History of Egypt | 0 | - | 4.58 | 24,088 |
| Countries that Beat Saudi Arabia | 0 | - | 4.74 | 46,543 |
| Emirates of the United Arab Emirates | 0 | - | 4.53 | 19,037 |
| Largest Philippines Islands | 0 | - | 4.63 | 24,659 |
| Chinese Inventions | 0 | - | 4.30 | 33,845 |
| Cities of the Pearl River Delta | 0 | - | 4.62 | 15,439 |
| Chinese Geography on the Map | 0 | - | 4.56 | 24,460 |
| Japanese Companies | 0 | - | 4.29 | 34,315 |
| Four Main Islands of Japan | 0 | - | 4.53 | 26,972 |
| Countries that Beat Japan | 0 | - | 4.41 | 68,279 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,910 |
| Countries that Beat India | 0 | - | 4.42 | 63,235 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,861 |
| Countries of Africa | 0 | - | 5.00 | 2,552,945 |
| Africa Map Quiz | 0 | - | 5.00 | 2,125,958 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,620 |
| African East Coast | 0 | - | 4.96 | 96,553 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,416 |
| Biblical Names Still Popular Today | 0 | - | 4.28 | 51,560 |
| Most Popular J Names in the U.S. | 0 | - | 3.60 | 193,486 |
| Most Popular Girl Names in the U.S. 2024 | 0 | - | 3.77 | 181,513 |
| First Names of Authors #1 | 0 | - | 4.20 | 59,285 |
| First Names of Authors #2 | 0 | - | 4.24 | 36,820 |
