| Quiz | # Taken | Points | Best |
|---|
| Animals: Largest Predators in Each U.S. State | 20,074 | 0 | - |
| Animals with Most Rabies Cases in the USA | 549 | - | - |
| Basic Positive and Negative Emotions | 673 | - | - |
| Bird... or Fish? | 736 | - | - |
| Branches and Areas of Mathematics | 163 | - | - |
| Cannabis Strains: Sativa... or Indica? | 53 | - | - |
| Causes of Death on Mount Everest | 3,399 | - | - |
| Citrus Fruits by Picture | 225 | - | - |
| Composition of Seawater (Elements) 🌊 | 169 | - | - |
| Composition of the Human Body (Compounds/Molecules) | 283 | - | - |
| Composition of the Universe | 637 | - | - |
| Diseases: Contagious... or Not? | 960 | - | - |
| Diseases: Deadliest Infectious Diseases by Country | 844 | - | - |
| Diseases, Disorders, Conditions, or Syndromes Named After People | 243 | - | - |
| Diseases Eliminated from the US | 232 | - | - |
| Diseases that are Eradicated or Eradicable | 307 | - | - |
| Diseases the WHO has Declared Emergencies for 🦠 | 971 | - | - |
| Diseases: Virus... or Bacteria? | 30,137 | 0 | - |
| Drugs: Stimulant, Depressant, or Hallucinogen? | 346 | - | - |
| Drugs that are Painkillers (Analgesic/Anesthetic Medicines) | 442 | - | - |
| Electronic Symbols of Circuit Diagrams in Engineering by Picture | 275 | - | - |
| Elements Plants Need to Grow (Minerals/Nutrients) | 138 | - | - |
| Essential Vitamins and Minerals (Micronutrients) | 727 | - | - |
| Famous Complexes in Psychology | 365 | - | - |
| Famous "Effects" in Science and Psychology | 295 | - | - |
| Famous Laws and Principles Named After People | 199 | - | - |
| Famous Syndromes (Medical and Otherwise) | 680 | - | - |
| First 12 Elements Discovered | 298 | - | - |
| Fish... or Not a Fish? | 33,519 | 0 | - |
| Four Fundamental Forces (Interactions) of Nature and Physics | 438 | - | - |
| Freud's Five Psychosexual Development Stages | 133 | - | - |
| Freud's Three Parts of the Psyche | 391 | - | - |
| Fun Fungus Fungi Kingdom Quiz 🍄 | 140 | - | - |
| Heaviest Whales 🐋 | 227 | - | - |
| Identify the Snakes by Picture | 2,388 | - | - |
| Insect Groups/Orders (Click Quiz) | 153 | - | - |
| Insect... or Not an Insect? | 1,036 | - | - |
| Insects that are "Flies" by Picture | 97 | - | - |
| Locations of Deepest Places on Earth | 85 | - | - |
| Marsupials and Monotremes by Picture | 152 | - | - |
| Most Abundant Elements in the Solar System | 266 | - | - |
| Most Abundant Metals in Earth's Crust and the Solar System | 972 | - | - |
| Name that Gas! (Elements and Compounds in Chemistry) | 1,122 | - | - |
| Name that Liquid! (Elements, Compounds, Mixtures in Chemistry) | 267 | - | - |
| Name the Changes of State of Matter (Phase Transitions) | 192 | - | - |
| Name the Insect (by Order) | 40 | - | - |
| Name the Metal Alloy | 1,219 | - | - |
| Narcissistic Personality Disorder (NPD) Terminology | 239 | - | - |
| Natural and Artificial Sweeteners (Food and Nutrition) | 75 | - | - |
| Probes Leaving the Solar System | 20 | - | - |
| Psychedelics, Hallucinogens, Entheogens (Drugs) | 640 | - | - |
| Recommended Childhood Vaccines for Americans | 12,316 | 0 | - |
| Regular Convex Polyhedrons (by Picture) | 180 | - | - |
| Regular Convex Polyhedrons (Platonic Solids) | 114 | - | - |
| Reptile... or Amphibian? | 926 | - | - |
| Skin Conditions (Yay!) | 429 | - | - |
| States of Matter (Phases of Matter) | 242 | - | - |
| The 7 Groups of Dogs | 249 | - | - |
| The Four Types of... | 429 | - | - |
| The Four Venomous (aka "Poisonous") Snakes of the USA | 374 | - | - |
| The “New Big Five” Animals | 68 | - | - |
| The Three Types of... | 961 | - | - |
| The Two Types of... | 411 | - | - |
| Types of Cancer by Awareness Ribbon Color | 157 | - | - |
| Types of Fungus and Fungi by Picture | 117 | - | - |
| Types of Jellyfish by Picture | 124 | - | - |
| Types of Planets | 490 | - | - |
| Vitamins: Water-Soluble or Fat-Soluble? | 86 | - | - |
| Words for Numbers | 166 | - | - |
