The Ultimate Global Encyclopedia of 50+ Basic & Advanced Science Experiments

Section 1: The Biology & Human Body Series (Life Science)

Extracting Human DNA: Using saliva and dish soap to see your own genetic code.
The Beating Heart Model: Using jars and balloons to simulate cardiac valves.

Visualizing Lung Expansion: A DIY model using a plastic bottle and straws.
Osmosis in Potatoes: Watching how salt affects cell hydration.
The Naked Egg: Dissolving calcium shells in vinegar to see a semi-permeable membrane.
Photosynthesis in Action: Watching a leaf produce oxygen bubbles underwater.
Bacteria Growth Comparison: Testing kitchen vs. bathroom surfaces using agar plates.

Pulse Rate Analysis: How different exercises change your heart rate instantly.
The Rubber Bone: Soaking chicken bones in acid to see the effect of calcium loss.
Fingerprint Mapping: Exploring the unique patterns of human dermal ridges.

Section 2: Chemistry & Chemical Reactions (The Magic of Matter)

The Elephant Toothpaste: A massive foam explosion using yeast and peroxide.
Baking Soda & Vinegar Volcano: The classic acid-base reaction.
Invisible Ink: Writing secrets with lemon juice that appear under heat.
Crystal Growing: Making sugar or salt crystals at home.
Non-Newtonian Fluid (Oobleck): A liquid that turns solid when you hit it.

Self-Inflating Balloon: Using chemical gas production to blow up a balloon.
Density Tower: Layering honey, water, and oil to show liquid densities.
Chromatography Flowers: Separating ink colors using coffee filters.
Lava Lamp in a Bottle: Using Alka-Seltzer and oil to create moving blobs.
Fireproof Balloon: Why water prevents a balloon from popping over fire.

Section 3: Physics, Light & Electricity (The Energy World)

The Lemon Battery: Lighting an LED bulb using citrus fruits.
Static Electricity Ghost: Making tissue paper fly with a comb.
DIY Periscope: Using mirrors to see around corners.
The Walking Water: Capillary action moving water between glasses.
Solar Oven: Cooking an egg using a pizza box and aluminum foil.

Electromagnetic Train: Using copper coils and magnets.
Newton’s Disk: Proving white light is made of 7 colors.
Refraction Magic: Making an arrow change direction behind a glass of water.
Homopolar Motor: The simplest electric motor using a battery and wire.
DIY Compass: Using a needle and a bowl of water to find North.

Section 4: Advanced & Rare Experiments (The Professional Edge)

Cloud in a Bottle: Creating instant condensation using high pressure.
Dry Ice Sublimation: Watching solids turn directly into gas.
The Cartesian Diver: Controlling buoyancy with pressure.

Pendulum Wave: Demonstrating harmonic motion with hanging balls.
Ferrofluid Fun: Playing with magnetic liquid.
Tesla Coil (Mini): Wireless electricity transmission.
Sound Visualization: Using salt on a speaker to see sound waves (Cymatics).
The Stirling Engine: Converting heat directly into motion.
Galilean Thermometer: How temperature affects the density of liquids.

Tornado in a Bottle: Centripetal force in action.

Section 5: Environmental & Space Science

Water Filtration System: Cleaning muddy water using sand and charcoal.
Acid Rain Simulation: Effect of vinegar on small plants.
Erosion Model: How water washes away soil without plants.
Moon Phases with Oreos: Visualizing the lunar cycle.
DIY Barometer: Measuring air pressure using a jar and balloon.

Sundial Construction: Telling time using the sun’s shadow.
Greenhouse Effect Model: Comparing temperatures inside and outside a plastic box.
Oil Spill Cleanup: Testing different methods to remove oil from water.

Star Map: Identifying constellations using a cardboard tube.
Global Warming Model: Melting ice on land vs. ice in water.

Section 6: Advanced Chemistry & Physics (Expert Level)

The Pharaoh’s Serpent: A mesmerizing chemical reaction using calcium gluconate.
Hot Ice (Sodium Acetate): Creating instant crystals that release heat.
Briggs-Rauscher Oscillating Reaction: A solution that changes color back and forth.
The Bernoulli’s Principle Flight: Using a hair dryer and ping pong ball to explain aviation.

Luminol Reaction: Creating “Glow-in-the-dark” liquid (used in forensic science).
Magnetic Slime: Slime that follows a magnet (using iron filings).
The Leidenfrost Effect: Water droplets dancing on a very hot surface.
Non-Popping Balloon with Oil: How polymers stretch without breaking.

Liquid Nitrogen Simulation: Using dry ice to show ultra-low temperature effects.
The Sugar Snake: Burning sugar and baking soda to create a massive carbon structure.

Section 7: Electronics & Technology (Future Tech)

DIY Electromagnet: Building a powerful magnet with a battery and copper wire.
Fruit Piano: Using a Makey-Makey kit or Arduino to play music on bananas.
Salt Water Circuit: Proving that ions can conduct electricity.
Pencil Lead Arc: Using high voltage to create light from a pencil (Graphite).

DIY Laser Microscope: Using a laser pointer and a drop of water to see microbes.
Simple Electric Train: Using Neodymium magnets and a copper coil tunnel.
Solar Water Distiller: Purifying water using only sunlight.
Potato Clock: Running a digital clock using the chemical energy of potatoes.
Handheld Generator: Converting mechanical motion into LED light.
Wireless Energy Transfer: A mini Tesla Coil to light a bulb in mid-air.

Section 8: Psychology & Human Perception (Behavioral Science)

The Stroop Effect Test: Why your brain struggles to read the names of colors in different inks.
Optical Illusion Chamber: Building an Ames room model to distort size perception.
Memory Retention Test: Does music help or hinder studying? (A controlled experiment).
Reaction Time Battle: Using a falling ruler to measure neural speed.

The Rubber Hand Illusion: How the brain can be tricked into owning a fake limb.
After-Image Effect: Staring at colors to see their “ghost” versions.
Blind Spot Discovery: Mapping the area in your eye with no receptors.
Taste Bud Mapping: Testing if different parts of the tongue taste differently (Myth vs Science).
Proprioception Test: Can you touch your nose with your eyes closed?

The Placebo Effect Experiment: Testing how expectation affects performance.

Section 9: Robotics & Engineering (Mechanical Science)

Hydraulic Claw: Using syringes and water to move heavy objects.
Popsicle Stick Bridge: Testing structural integrity and weight-bearing capacity.
Balloon-Powered Car: Exploring Newton’s Third Law of Motion.
Egg Drop Challenge: Designing a container to prevent an egg from breaking from a height.
DIY Wind Turbine: Converting wind into mechanical energy.

Paper Roller Coaster: Understanding potential vs. kinetic energy.
Pasta Tower: Building the tallest stable structure with spaghetti.
Rubber Band Helicopter: Storing elastic potential energy for flight.

Parachute Physics: Testing different materials for air resistance.
Catapult Launch: Exploring projectile motion and tension.

Section 10: Earth Science & Astronomy (The Universe)

Model of a Black Hole: Using a spandex sheet and weights to show gravity’s curve.
Atmospheric Pressure Can-Crush: Using steam and cold water to implode a can.
Star Magnitude Box: Understanding why stars have different brightness.
Ocean Acidification Model: How CO2 affects sea shells (Calcium Carbonate).

The Rain Cloud in a Jar: Using shaving cream and food coloring to show precipitation.
Earthquake-Proof Building: Testing structures on a DIY “Shake Table.”
Rocket Launch (Baking Soda): Using gas pressure to launch a model rocket.
Compass Deviation: How local metals affect magnetic North.

Tidal Simulation: Explaining how the moon pulls the Earth’s oceans.
The Greenhouse Effect Simulation: Comparing heat trapped under glass vs. open air.

About the Author – Deepak Kumar

Hi, main Deepak Kumar hoon. Maine GNM, Post BSc Nursing, aur MSc Nursing ki hai. Ek experienced ICU Nursing Officer hone ke naate, main Bexyhub par nursing students ke liye original aur practical notes share karta hoon taaki aap clinical practice aur exams mein excel kar sakein.