| Quiz | # Taken | Points | Best |
|---|
| Animals: Largest Predators in Each U.S. State | 20,294 | 0 | - |
| Animals with Most Rabies Cases in the USA | 555 | - | - |
| Basic Positive and Negative Emotions | 681 | - | - |
| Bird... or Fish? | 764 | - | - |
| Branches and Areas of Mathematics | 173 | - | - |
| Cannabis Strains: Sativa... or Indica? | 56 | - | - |
| Causes of Death on Mount Everest | 3,439 | - | - |
| Citrus Fruits by Picture | 230 | - | - |
| Composition of Seawater (Elements) 🌊 | 177 | - | - |
| Composition of the Human Body (Compounds/Molecules) | 285 | - | - |
| Composition of the Universe | 653 | - | - |
| Diseases: Contagious... or Not? | 992 | - | - |
| Diseases: Deadliest Infectious Diseases by Country | 854 | - | - |
| Diseases, Disorders, Conditions, or Syndromes Named After People | 246 | - | - |
| Diseases Eliminated from the US | 233 | - | - |
| Diseases that are Eradicated or Eradicable | 312 | - | - |
| Diseases the WHO has Declared Emergencies for 🦠 | 998 | - | - |
| Diseases: Virus... or Bacteria? | 30,472 | 0 | - |
| Drugs: Stimulant, Depressant, or Hallucinogen? | 383 | - | - |
| Drugs that are Painkillers (Analgesic/Anesthetic Medicines) | 452 | - | - |
| Electronic Symbols of Circuit Diagrams in Engineering by Picture | 293 | - | - |
| Elements Plants Need to Grow (Minerals/Nutrients) | 141 | - | - |
| Essential Vitamins and Minerals (Micronutrients) | 738 | - | - |
| Famous Complexes in Psychology | 379 | - | - |
| Famous "Effects" in Science and Psychology | 304 | - | - |
| Famous Laws and Principles Named After People | 211 | - | - |
| Famous Syndromes (Medical and Otherwise) | 700 | - | - |
| First 12 Elements Discovered | 300 | - | - |
| Fish... or Not a Fish? | 33,847 | 0 | - |
| Four Fundamental Forces (Interactions) of Nature and Physics | 446 | - | - |
| Freud's Five Psychosexual Development Stages | 139 | - | - |
| Freud's Three Parts of the Psyche | 398 | - | - |
| Fun Fungus Fungi Kingdom Quiz 🍄 | 141 | - | - |
| Heaviest Whales 🐋 | 231 | - | - |
| Identify the Snakes by Picture | 2,438 | - | - |
| Insect Groups/Orders (Click Quiz) | 168 | - | - |
| Insect... or Not an Insect? | 1,060 | - | - |
| Insects that are "Flies" by Picture | 102 | - | - |
| Locations of Deepest Places on Earth | 86 | - | - |
| Marsupials and Monotremes by Picture | 158 | - | - |
| Most Abundant Elements in the Solar System | 270 | - | - |
| Most Abundant Metals in Earth's Crust and the Solar System | 994 | - | - |
| Name that Gas! (Elements and Compounds in Chemistry) | 1,179 | - | - |
| Name that Liquid! (Elements, Compounds, Mixtures in Chemistry) | 285 | - | - |
| Name the Changes of State of Matter (Phase Transitions) | 197 | - | - |
| Name the Insect (by Order) | 41 | - | - |
| Name the Metal Alloy | 1,238 | - | - |
| Narcissistic Personality Disorder (NPD) Terminology | 243 | - | - |
| Natural and Artificial Sweeteners (Food and Nutrition) | 78 | - | - |
| Probes Leaving the Solar System | 21 | - | - |
| Psychedelics, Hallucinogens, Entheogens (Drugs) | 647 | - | - |
| Recommended Childhood Vaccines for Americans | 12,460 | 0 | - |
| Regular Convex Polyhedrons (by Picture) | 180 | - | - |
| Regular Convex Polyhedrons (Platonic Solids) | 116 | - | - |
| Reptile... or Amphibian? | 952 | - | - |
| Skin Conditions (Yay!) | 433 | - | - |
| States of Matter (Phases of Matter) | 245 | - | - |
| The 7 Groups of Dogs | 250 | - | - |
| The Four Types of... | 438 | - | - |
| The Four Venomous (aka "Poisonous") Snakes of the USA | 378 | - | - |
| The “New Big Five” Animals | 69 | - | - |
| The Three Types of... | 974 | - | - |
| The Two Types of... | 417 | - | - |
| Types of Cancer by Awareness Ribbon Color | 158 | - | - |
| Types of Fungus and Fungi by Picture | 118 | - | - |
| Types of Jellyfish by Picture | 128 | - | - |
| Types of Planets | 498 | - | - |
| Vitamins: Water-Soluble or Fat-Soluble? | 90 | - | - |
| Words for Numbers | 171 | - | - |
