100+ Free Science Quizzes
Challenge yourself and master science with QuizMaker's interactive quizzes!
Ohm's Law Quiz - Free Voltage, Current & Resistance
Challenge yourself with our free Ohm's Law and electricity quiz! Test your knowledge of current, voltage and resistance. Ready to compete? Start now!
Operant Conditioning Quiz - With Classical Conditioning
Take our free quiz to test your grasp of classical and operant conditioning principles. Challenge yourself now and see how you score!
Organelle Quiz - Test Your Cell Biology Knowledge
Take our free organelle quiz to test your cell biology knowledge! Challenge yourself now with fun questions on cell organelle trivia and functions.
Organelle Quiz: Which Cell Organelle Are You?
Take our free Organelles of a Cell Quiz to uncover which cell organelle matches your personality. Fun & quick - test your knowledge and challenge yourself now!
Organic Chemistry Functional Groups Quiz - Free Practice
Test your knowledge of functional groups with this free organic chemistry quiz! Identify alcohols, aldehydes, esters, and more - challenge yourself now.
Organic Chemistry Nomenclature Quiz - IUPAC Alkyl Groups
Challenge yourself with our free organic chemistry nomenclature quiz on alkyl groups. Test your knowledge, learn naming rules, and ace the quiz now!
Owl Species Quiz - Can You Identify These Owls?
Test your owl knowledge with our free owl species quiz. Identify various owls from Barn Owls to Snowy Owls. Challenge yourself now!
Oxy-Acetylene Torch Safety True/False Quiz - Free
Take our free True/False quiz on acetylene gas explosiveness & torch safety. Test your storage, component & shutdown knowledge - challenge yourself now!
Papilla & Hair Follicle Anatomy - Trichology Quiz
Test your hair science skills with our free Cosmetology Trichology Quiz! From hair anatomy to bulb nourishment, challenge yourself now.
Parts of a Flower Quiz - Free Online Science Practice
Test your knowledge with our free parts of a flower quiz! Identify petals, stamens, pistils and more. Challenge yourself now!
Parts of the Periodic Table Quiz - Free Online
Test your knowledge of periodic table sections and components in this free, fun quiz. Challenge yourself now to label each part of the periodic table!
Pedigree Chart Quiz - Interpret Inheritance Patterns
Test your knowledge of genetic inheritance with our free pedigree genetics quiz. Challenge yourself now to master X-linked, autosomal traits & more!
Penguin Quiz - How Well Do You Know Penguins?
Think you're a penguin pro? Take our free quiz to test your knowledge of penguin facts and trivia. Challenge yourself now!
Periodic Elements Quiz: Name Elements 1 - 36
Test your knowledge with our free periodic table of elements quiz 1-36. Challenge yourself now and see if you can master the chemical elements list in alphabetical order!
Periodic Table Abbreviations Quiz - Name the Symbols
Challenge yourself with our free periodic table abbreviations quiz! Test your element abbreviations knowledge and see how many you can master. Start the quiz now!
Periodic Table Families Quiz - Identify Element Groups
Take our free Periodic Table in Families quiz! Test your knowledge of element groups and learn "what is family on the periodic table." Challenge yourself now!
Periodic Table of Elements Quiz - Can You Name Them All?
Test your knowledge with this free periodic elements quiz. Match chemical symbols, recall atomic numbers and master the elements of the periodic table. Challenge yourself now!
Periodic Table Practice Problems - Grade 7 Quiz (Free)
Test your periodic table knowledge with our free Grade 7 periodic table practice problems quiz. Challenge yourself now and master the elements with confidence!
Periodic Table Practice Quiz - Atoms & Elements
Challenge yourself with this free periodic table practice quiz. Test your atoms and elements knowledge and discover key group trends. Dive in now!
Periodic Table Quiz - First 20 Elements Challenge
Test your knowledge of the first 20 elements of the periodic table with this free quiz. Challenge yourself now and see how many you can name!
Periodic Table Quiz - How Well Do You Know the Elements?
Challenge yourself with our free element quiz! Identify elements by symbol and number, test your periodic table knowledge, and boost your chemistry trivia. Dive in now!
Periodic Table Quiz - Name Every Group
Challenge yourself with our free periodic table of elements quiz! Name every group, master periodic group names, and test your knowledge now.
Periodic Table Trivia Quiz - Test Your Element Knowledge
Test your elements knowledge in this free periodic table quiz. Challenge yourself now and see how many chemical elements you can name!
Persistent Viruses That Can Reactivate Periodically Quiz
Test your knowledge with our free microbiology quiz! Challenge yourself on persistent viruses that can reactivate periodically, viral families, and more.
Pest Control Test Questions & Answers - Free Quiz
Challenge yourself with this free scored pest control questions quiz! Test your knowledge on common pest control questions and answers - from cockroach behavior to lifecycle. Start now!
Phenotype & Genotype Quiz - Test Your Genetics Knowledge
Test your genotype and phenotype practice with this free quiz. Challenge yourself on Mendel's experiments, dominance, and more. Start now!
Phosphorus Cycle Practice Quiz - Free Online
Take our free Easy Phosphorus Cycle quiz! Test your knowledge of phosphorus release, leaching paths, and ecosystem roles. Challenge yourself now!
Photosynthesis and Cellular Respiration Quiz - Free
Test your knowledge of photosynthesis and cellular respiration with our free quiz! Challenge yourself on cell respiration questions - dive in now!
Physical vs Chemical Change Quiz - Spot the Physical Change
Test your chemistry knowledge with our free Chemical vs Physical Change Quiz! Challenge yourself to spot reactions vs state shifts. Take the quiz now!
Physics IQ Test - Free, Instant Results Online
Challenge your Physics IQ with our free scored quiz! Test your physics knowledge on aeronautical concepts and core mechanics. Start now!
Physics Trivia Quiz - Test Your Advanced Knowledge
Challenge yourself with our free physics trivia quiz! Test your advanced physics knowledge across key topics. Dive in and ace it now!
Pig Trivia Quiz - Test Your Knowledge for Free
Test your knowledge with our free pig trivia quiz! Discover fun pig facts and farm animal trivia. Think you can ace it? Challenge yourself now!
Plane Quiz - Free Aviation Knowledge Challenge
Take our free airplane quiz to test your aviation knowledge with fun trivia on aircraft history, design, and flight. Challenge yourself now!
Planets Quiz - Test Your Knowledge of Astronomy
Test your knowledge of the cosmos with our free stars and planets quiz! Challenge yourself with solar system trivia and see your score. Start now!
Plant Anatomy Quiz - Identify the Parts of a Plant
Challenge yourself with our free Parts of Plants quiz! Test your knowledge of roots, stems, leaves and more. Ready to ace these plant questions? Start now.
Plant and Animal Cell Quiz (Grade 7) - Free Practice
Free plant & animal cell quiz for 7th graders! Test your 7th grade plant cell know-how and animal cell insights. Challenge yourself now!
Plant Cell Practice Problems - Free Organelle Labeling Quiz
Challenge yourself with our free plant cell labeling quiz! Test your knowledge in this fun labeling plant cell game. Start now!
Plant ID Quiz - Identify Common Plants by Photo
Take our free plant identification quiz to test your knowledge of species, leaf shapes, and blooms. Ready to identify plants like a pro? Start now!
Plant Identification Quiz - Identify Leaves & Flowers
Challenge yourself with our free plant identification quiz! Test your knowledge of plant families and botanical traits. Dive in and ace it now!
Plant Trivia Quiz - Test Your Botany Knowledge Online
Test your plant trivia knowledge with our free quiz! Challenge yourself with fun botanical questions, learn fascinating plant facts, and see if you've got a green thumb. Dive in!
Plant vs Animal Cell Quiz - Free Biology Practice
Take this free Plant and Animal Cell Quiz to test your knowledge of cell structure and functions. Discover key differences between plant and animal cells - challenge yourself now!
Polyatomic Ions Naming Quiz - Hydrogen Phosphate & More
Take our free naming polyatomic ions practice quiz and test your knowledge of ClO3 and other ion symbols. Start now and master your naming skills!
Polyatomic Ions Quiz - Free Chemistry Practice Questions
Test your knowledge with our free polyatomic ions quiz! Identify charged molecular groups and boost your chemistry skills. Challenge yourself now!
Polyatomic Ions Quiz - Name the Common Ions (Free)
Challenge yourself with our free common polyatomic ions quiz! Test your knowledge of ions like bromite and BRO4. Dive in now!
Polyatomic Ions Quiz - Names, Formulas, and Charges
Challenge yourself now with this free Polyatomic Compounds Quiz! Test your knowledge of common polyatomic ions, their names and formulas. Start now and see how you score!
Polymers & Macromolecules Quiz - Free Biochemistry
Challenge yourself with this free Macromolecules Project quiz. Test your understanding of polymer chains, condensation reactions and macromolecule structures. Dive in now!
Polypeptide Definition in Biology Quiz - Free Online
Free quiz testing your polypeptide definition, formation & structure knowledge. Challenge yourself now to master polypeptide def!
Postconventional Morality Quiz - Kohlberg Stages
Challenge yourself with this free Kohlberg quiz! Test what postconventional morality involves and preconventional morality involves. Start now!
PPL Operational Procedures Quiz - What Do Red Flashes Mean?
Test your pilot know-how with this free PPL Operational Procedures quiz! Challenge topics like light beacons, maneuvering fundamentals and more.
Producers, Consumers & Decomposers Quiz - Free
Test your knowledge in this free Food Chain Vocabulary Quiz! Challenge yourself to identify producers, consumers & decomposers. Start the fun now!
Prokaryote Practice Problems Quiz - Free Online
Challenge yourself with our free Prokaryote Practice Problems Quiz! Test your knowledge of prokaryotic cell structure. Dive in now!
Prokaryotic and Eukaryotic Cell Labeling Quiz
Take this free labeling prokaryotic and eukaryotic cells quiz to master cell structure! Test your knowledge and challenge yourself now!
Protists Quiz - Identify Ciliated Microbes and Fungi
Test your biology skills with our free Protist with Cilia Quiz! Challenge yourself to spot examples of fungus-like protists and more. Start the quiz now!
Psychology 100 Exam 1 Practice Quiz - Free Online
Challenge yourself with this free Psychology 100 Exam 1 practice quiz. Test key psych concepts like structuralism, functionalism & more. Dive in now!