100+ Free Science Quizzes
Challenge yourself and master science with QuizMaker's interactive quizzes!
Free IQ Pattern Recognition Test - Nonverbal Reasoning
Test your nonverbal reasoning skills for free with engaging visual puzzles. Measure your nonverbal intelligence and pattern recognition. Challenge yourself now!
Free Online Mental Rotation Test - Spatial Reasoning
Challenge yourself with our free mental rotation test that evaluates spatial awareness and visual rotation skills. Test your knowledge now!
Fuel Gas Fittings Left-Hand Threads Quiz - Free
Test your skills with our free, scored Fuel Gas Fittings Quiz! Discover why fuel gas fittings use left-hand threads and challenge yourself now.
Fun Facts About Eubacteria Quiz - How Much Do You Know?
Test your knowledge with our free Fun Facts of Eubacteria Quiz! Discover cool facts about eubacteria functions and challenge yourself now!
Functional Group Quiz - Free Organic Chemistry Practice
Challenge yourself with a free functional groups quiz! Test key organic chemistry functional groups - identify isomers, hydrocarbons & more. Start now!
Funny Biology Trivia Questions - Free Quiz With Answers
Test your biology knowledge with our free quiz featuring funny biology test answers and engaging trivia questions with answers. Challenge yourself now!
Funny Chemistry Quiz Questions - Play Free Trivia
Challenge yourself with our free funny chemistry test answers quiz! Test your knowledge of elements and scientists. Dive in now to ace the trivia!
General Chemistry Quiz - Test Your Knowledge (Free)
Challenge yourself with our FREE General Chemistry Quiz! Test your knowledge of atoms, reactions & compounds and prove your skills. Take the quiz now!
Genotype & Phenotype Practice Quiz - Free Genetics Review
Challenge yourself with our free genotype and phenotype practice quiz that tests your grasp of genetic traits and expressions. Test your knowledge now!
Geologic Time Scale Quiz - Eons, Eras and Periods
Take our free Geologic Time Scale Quiz to test your knowledge of Earth's eras and epochs. Start now to see how well you know the geologic time scale!
Gestalt Principles Quiz: Vision & Object Perception - Free
Challenge yourself with our free Vision & Object Perception Quiz. Test your knowledge of Gestalt principles, color perception, and object recognition. Start now!
Gestalt Psychology - Science of Psychology Chapter 1 Quiz
Test your understanding of core psychology concepts in this free Science of Psychology Chapter 1 Quiz! Dive into foundational theories and challenge yourself now!
Gestalt Psychology & Early Theories Quiz - Chapter 1
Challenge yourself with our free Psychology Chapter 1 quiz! Test your grasp of core theories and key milestones. Ready to ace it? Start now!
GHS Pictogram Quiz - OSHA Hazard Communication (Free)
Take our free OSHA Hazard Communication Global Quiz to test your true or false knowledge of hazard communication. Challenge yourself now!
Glycolysis Pathway Quiz - Enzymes, Steps & ATP
Test your knowledge with our free glycolysis quiz! Challenge yourself on every glucose breakdown step in this fun pathway quiz. Dive in, ace it now!
Glycolysis Steps Quiz - Test Your Pathway Knowledge
Test every step of the glycolysis pathway with our free scored quiz. Challenge yourself on key enzymes and intermediates. Take the glycolysis quiz now!
Goat Parts Quiz - Identify Dairy Goat Anatomy
Test your knowledge of goat body parts in this free quiz. Challenge yourself to identify every part of a dairy goat - start quizzing now!
Golgi Apparatus & Animal Cell Labeling Quiz - Free
Test your knowledge of animal cell structures with our free Animal Cell Labeling Quiz. Identify organelles like the nucleus and mitochondria. Challenge yourself now!
Grade 10 Biology Quiz - Free Online Practice Questions
Test your knowledge with our free Grade 10 biology quiz featuring multiple choice biology test questions and biology practice quiz style challenges. Challenge yourself now!
Grade 11 Biology Questions - Free Quiz with Answers
Test your Grade 11 biology Q&A skills with our free, scored quiz. Challenge your ch.2 critical thinking and key concepts. Dive in and see your score!
Gravity Quiz - Test Your Knowledge of Earth's Pull
Challenge yourself with our free Earth & Gravity quiz. Test your grasp of testable ideas, experiment variables & scientific laws. Dive in now!
Grizzly Quiz - Test Your Bear Behavior Knowledge
Challenge yourself with our free grizzly bear quiz! Test your knowledge of bear behavior, habitat, and family facts. Start the adventure now!
H2SO3 Acid or Base? Weak vs Strong Chemistry Quiz - Free
Test your knowledge of sulfurous acid (H2SO3) strength and properties with our free quiz. Challenge yourself now to see if H2SO3 is weak or strong!
Hair Is Approximately 90 Percent What? Cosmetology Quiz
Take our free hair properties quiz! Test if you know why hair is 90% protein and terms like porosity & trichoptilosis. Challenge yourself now!
Halogens & Noble Gases Quiz - Xenon Electron Configuration
Test your knowledge of halogens and noble gases in this free quiz. From are halogens odorless to inert gas traits, challenge yourself now!
Hard Biology Quiz - Test Your Knowledge (Free)
Test your knowledge with our free quiz on hard biology questions! Challenge yourself with tough trivia and difficult biology questions. Start now!
Hard Chemical Equations to Balance - Free Online Quiz
Test your skills with our free Balancing Chemical Equations Quiz. Challenge yourself to balance equations and master chemistry. Take the quiz now!
Hard DNA & Genetics Trivia Quiz for College Students - Free
Take our free hard DNA trivia questions for college students! Test your genetics knowledge on mutations and inheritance. Challenge yourself now.
Hard Physics Questions Quiz - Free Online Challenge
Test your knowledge with our free quiz on hard physics questions! Challenge yourself to tackle the toughest physics problems. Start now!
Hardest Chemistry Questions Quiz - Can You Solve Them?
Ready for the ultimate FREE hardest chemistry question challenge? Test your knowledge on difficult chemistry problems and concepts. Challenge yourself now!
Hardest Science Question Quiz - Test Your Knowledge
Challenge yourself with our free hardest science trivia quiz! Test your knowledge across key topics and prove your science mastery. Take the quiz now!
Honors Biology 9th Grade Practice Test - Free Online
Challenge yourself with this free Honors Biology 9th Grade practice test! Test your cell biology, genetics and ecology skills, get instant feedback, and boost your score.
Horse Anatomy Quiz - Identify the Body Parts
Test your knowledge of horse anatomy with our free body parts of a horse quiz. Challenge yourself now to name every part and see how you score!
Horse Anatomy Quiz - Name the Parts of the Horse
Take this free, scored horse anatomy quiz to test your knowledge of equine skeletal anatomy and parts of the horse. Challenge yourself now and see how many you get right!
Horse Quiz with Answers for Adults - Equine Science
Test your horse science smarts with our free equine science quiz! Challenge yourself on equine anatomy, physiology, and health. Dive into these engaging equine questions now!
How Many Lone Pairs of Electrons on Carbonyl Oxygen? Science Quiz Bee
Test your science smarts with our free quiz bee. Answer fun biology, chemistry & physics science bee questions in this scored quiz. Challenge yourself now!
How Rare Am I Genetically? Take the Free Quiz
Discover how unique your DNA is with our free genetics quiz. Answer insightful questions and challenge yourself now to see how rare your genes are!
Human Senses Test - Check Your Sensory Skills (Free)
Test your knowledge of sight, sound, taste and more with our free Senses Test! Challenge yourself now to uncover how sharp your sensory perception is.
HVAC Quiz - Test Your Heating, Ventilation & AC Knowledge
Challenge yourself with our free HVAC quiz! Test your knowledge on heating, ventilation and air conditioning with tough HVAC questions and answers. Dive in now!
HVAC Trivia Quiz - Check Your Heating & Cooling Knowledge
Test your knowledge of refrigerants, heater cores and control valves. Take the free HVAC Systems Quiz now and get instant results!
Hydraulic Symbols Test - Can You Name Them All?
Test your knowledge of hydraulic scheme symbols in this free quiz. Identify pump, motor and filter icons with precision. Challenge yourself now!
Hydro Prefix Meaning in Biology Quiz - 7th Grade Science
Try this free 7th grade science prefixes, roots & suffixes quiz. Test your science vocabulary knowledge and challenge yourself to ace biology terms now!
Independent and Dependent Variables Quiz - Free Practice
Take our free practice test of independent and dependent variables to sharpen your research skills. Challenge yourself now and ace the quiz!
Indiscriminable Contingencies Quiz - ABA Knowledge Check
Test your knowledge of indiscriminable contingencies in this free scored quiz. Challenge yourself now to master behavioral contingencies and boost your psychology IQ!
Insect Order Quiz - Test Your Entomology Knowledge
Dive into this free Insect Order Quiz to test your knowledge of different insect orders. Challenge yourself now - identify each insect and ace the quiz!
Integral vs Peripheral Proteins Quiz - Cell Membrane
Challenge yourself with our free quiz on integral vs peripheral proteins. Test your grasp of membrane protein location and types - start now!
Integrated Science Questions - 11th Grade Practice Quiz
Test your knowledge with our free 11th grade science questions quiz covering cell biology, genetics, physiology, and photosynthesis. Challenge yourself now!
Ionic and Covalent Bonding Quiz - Free Chemistry Practice
Challenge yourself with our free ionic and covalent bonding quiz! Test your chemical bond knowledge with scored questions. Take the quiz now!
Ionic and Covalent Bonds Quiz - Free Chemistry Practice
Test your chemistry skills with our free ionic and covalent bonds quiz. Challenge yourself on the octet rule and Lewis dot structures. Dive in now!
Ionic Compounds Quiz - Spot the Non-Ionic Compound
Test your chemistry skills with our free quiz! Can you spot 'all of the following are ionic compounds except'? Challenge yourself now!
Ionic, Covalent & Metallic Bonds Quiz - Free Practice
Test your chemistry skills with our free Ionic, Covalent & Metallic Bonds Quiz! Challenge yourself and master covalent vs ionic vs metallic bonds now.
Ions Quick Check - Charges & Symbols Quiz (Free)
Challenge yourself with our free Ions Quiz! Test your knowledge of ionic symbols and charges for ions, including Ag. Take the quiz now and see how you score!
Is Calcium Nitride (Ca3N2) Ionic or Covalent? Quiz
Challenge yourself with our free Covalent or Ionic Ca3N2 quiz! Test your knowledge identifying ionic and covalent bonds in compounds like SO2, CaO & HNO3. Dive in now!
Is Melting Butter Physical or Chemical? 3rd Grade Quiz
Test your knowledge with our free 3rd Grade Science Quiz on physical vs chemical changes. Challenge yourself now to master matter concepts and get instant feedback!