| U.S. Presidents Quiz | 3,732,416 | 0 | - |
| Do You Even Chess? | 43,588 | 0 | - |
| 1860s Decade Quiz | 40,539 | 0 | - |
| 1870s Decade Quiz | 36,806 | 0 | - |
| Ursa Minor Stars Sequential Quiz | 16 | - | - |
| Toronto Subway Stations - With Map | 1,188 | - | - |
| Montreal metro stations, with map | 4,985 | - | - |
| Elements of the Periodic Table | 2,264,600 | 0 | - |
| U.S. State Capital Etymology | 37,134 | 0 | - |
| African Countries by Etymology | 2,819 | - | - |
| North American Countries by Etymology | 1,378 | - | - |
| Krebs Cycle | 355 | - | - |
| Krebs Cycle Structures | 622 | - | - |
| Glycolysis | 317 | - | - |
| Glycolysis Structures | 110 | - | - |
| The Ultimate Phobias Quiz | 1,155 | - | - |
| Egyptian Gods and Goddesses | 27,694 | 0 | - |
| Ultimate Biology Quiz | 575 | - | - |
| Famous Rivers | 105,341 | 0 | - |
| All 50k+ Cities in Europe with a Map | 35,712 | 0 | - |
| Computer Nerd Acronyms Quiz #1 | 156,852 | 0 | - |
| Computer Nerd Acronyms Quiz #2 | 54,738 | 0 | - |
| Olympian Gods Quiz | 504,628 | 0 | - |
| Roman to Greek God | 123,536 | 0 | - |
| Name the English Monarchs | 507,557 | 0 | - |
| Shakespeare's Plays Quiz | 390,635 | 0 | - |
| Linguistics Vocabulary | 396 | - | - |
| Chemistry Vocabulary | 1,733 | - | - |
| Five Most Populous Cities in Each Province in Canada | 28 | - | - |
| Most Populous Islands | 123,468 | 0 | - |
| Physics Vocabulary | 807 | - | - |
| Anatomy Vocabulary Click Quiz | 1,248 | - | - |
| Law Vocabulary (U.S.) | 582 | - | - |
| Psychology Vocabulary | 876 | - | - |
| Economics Vocabulary | 692 | - | - |
| English Grammar Vocabulary | 351 | - | - |
| Astronomy Vocabulary | 216 | - | - |
| Botany Vocabulary | 282 | - | - |
| Geographic Features Vocabulary | 156 | - | - |
| Construction Vocabulary | 157 | - | - |
| Archaeology Vocabulary Text Quiz | 103 | - | - |
| Obscure Trivia #6 | 70 | - | - |
| Vitamins and Minerals (Micronutrients) | 1,206 | - | - |
| Drugs that are Painkillers (Analgesic/Anesthetic Medicines) | 958 | - | - |
| Diseases: Virus... or Bacteria? | 39,011 | 0 | - |
| Electronic Symbols of Circuit Diagrams in Engineering by Picture | 943 | - | - |
| Famous "Effects" in Science and Psychology | 775 | - | - |
| Diseases, Disorders, Conditions, or Syndromes Named After People | 520 | - | - |
| Composition of the Universe | 930 | - | - |
| Famous Syndromes (Medical and Otherwise) | 1,485 | - | - |
| Famous Complexes in Psychology | 797 | - | - |
| Colors A-Z | 532 | - | - |
| Counties of England | 804,617 | 0 | - |
| UK Cities Map Quiz | 466,940 | 0 | - |
| Counties of England Map Quiz | 309,340 | 0 | - |
| Pays hôtes des Jeux Olympiques | 138,610 | 0 | - |
| Ontario Premiers | 54 | - | - |
| European Capitals by Airport Code | 37,025 | 0 | - |
| African Capitals by airport code | 646 | - | - |
| North American Capitals by airport code | 710 | - | - |
| Top World Languages | 831,874 | 0 | - |
| All Toronto TTC Bus Routes | 388 | - | - |
| Prime Ministers of the UK | 443,350 | 0 | - |
| U.S. Vice Presidents | 137,212 | 0 | - |
| Deadliest U.S. Wars | 192,063 | 0 | - |
| Dow Jones 30 Companies | 33,224 | 0 | - |
| Books of the Protestant Bible | 212,385 | 0 | - |
| Countries Mentioned in the Bible | 67,769 | 0 | - |
| Genius Level General Knowledge #4 | 18,116 | 0 | - |
| Name the Metal Alloy | 14,140 | 0 | - |
| Natural and Artificial Sweeteners (Food and Nutrition) | 197 | - | - |
| Quotes of Jesus | 13,915 | 0 | - |
| American History Quotes #1 | 96,258 | 0 | - |
| Animal Anatomy Quiz | 59,984 | 0 | - |
| Dinosaur Trivia | 22,280 | 0 | - |
| Comparative Religions Vocabulary | 110 | - | - |
| Philosophy Vocabulary | 598 | - | - |
| Pharmacy - Top 200 Drugs - Name the Generic | 882 | - | - |
| Pharmacy - Antibiotics by Class | 385 | - | - |
| Pharmacy - Antivirals by Mechanism of Action | 15 | - | - |
| Pharmacy - Antifungals by Class | 34 | - | - |
| Name the 20 Amino Acids | 4,058 | - | - |
| Shakespearean Phrases | 36,933 | 0 | - |
| Random General Knowledge - Countries | 89,245 | 0 | - |
| Apple Mac OS X Codenames | 8,412 | 0 | - |
| 50 Largest Cities (according to different sources) Map Quiz | 2,074 | - | - |
| Ancient Greek Words | 112,721 | 0 | - |
| Letters of the Greek Alphabet | 653,222 | 0 | - |
| Denominations of Christianity | 1,488 | - | - |
| U.S. States by Wikipedia Descriptions #2 | 37,211 | 0 | - |
| Stanley Cup Champions | 1,155 | - | - |
| Counties of Ireland | 197,756 | 0 | - |
| States of Mexico | 178,863 | 0 | - |
| Largest Indonesian Islands | 50,379 | 0 | - |
| 100 Rivers on a World Map | 101,967 | 0 | - |
| All 88 constellations by picture | 936 | - | - |
| Who Directed That Movie #3 | 18,087 | 0 | - |
