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Simple machines

Simple machines

Simple machine

Bourdon pressure gauge

Bourdon pressure gauge

Bourdon pressure gauge

Bourdon pressure gauge

Educational Mechanical Toy with Gears

Hand lens

Soil moisture and light meter

Soil pH meter

HiFi loudspeaker

HiFi loudspeaker

HiFi loudspeaker

Assorted LEDs

Assorted LEDs

Assorted LEDs

Toaster

Toaster with toast

Kettle

爪切り

Light microscope

Light microscope

Light microscope

Displacement experiment

Displacement experiment

Cheese Slicer

Transistors

Transistors

Thermistors

Nuts and bolts and spanner

Potentiometer jockey

DC motor commutator end cap

Close up of a stationary electric motor

Rotating electric motor

Buzzer

Timing chip

Timing chips

Timing chips

Potentiometers

Potentiometers

Gyroscope

Gyroscope balancing on a wire

Gyroscope balancing on a wire

Gyroscope

Gyroscope

Gyroscope balancing on a wire

Gyroscope balancing on a wire

Hydrometer

Electrical transformer coils

Neodynmium magnets

Neodynmium magnets

Neodynmium magnets

Loudspeaker and microphone

Using a 'makeshift' calorimeter

Magnetising a needle

Pulley system

Dipping magnet in iron filings

Magnets with a small compass

Magnets

Guitar strings

Guitar strings

Three-core electrical cable

Three-core electrical cable

Greaseproof paper

Clinometer

Left and right handed scissors

Left and right handed scissors

Surgical scissors

Surgical scissors

Diamond drill bits

Microscope

Manicure equipment

Electric fan

Graduated pipette

Plastic pipette

Distillation equipment

Distillation apparatus

Copper-silver metal displacement reaction

Measuring jug and bulb pipette

Electronic laboratory water bath

Matchstick

Burnt matchstick

Burnt matchstick and smoke

Matchstick on fire

Matchstick on fire

Matchstick on fire

Matchstick on fire

Matchstick on fire

Matchstick on fire

Supplies for driving force experiment

Immiscible liquids

機械

機械

Esspresso machine preparing coffee

機械

Pulley machine

Pulley machine

Clipping nails

Clipping nails

Clipping nails

Light microscope

Light microscope

Light microscope

Light microscope

Nuts and bolts

Nuts and bolts

Nuts and bolts

Nuts and bolts

Nuts and bolts and spanner

Human eye model

Human eye model

Human eye model

Human eye model

Human eye model

Human eye model

Newton's cradle

Slinky spring

Digital stopclock

Digital stopclock

Digital stopwatch

Variable resistance box

Coulombmeter

Ultrasound detector

Voltmeter

Rheostat

Eye anatomy model

Battery and steel wool

Electrostatic attraction

Wave diffraction

Wave interference

Rheostat

Multipurpose meter shunts

Eye anatomy model

Simple circuit with motor

Resistors

Resistors

Slinky spring

Resistors

Light dependent resistor

Light dependent resistors

Light-dependent resistor

Light-dependent resistor

Cross polarized filter

Magnetic repulsion

Magnetic attraction

Testing sulphur for conductivity

Orbital phases demonstration

Light refraction with biconvex lens

Light dispersion experiment

Weighing an apple

Magnetic field

Concave lens

Hand pouring a jug of water into container of oil and syrup

Mirror reflecting torchlight

Light refracted by a semi-circular block

Straight waves on a ripple tank

Ruler vibrating

Electronic diode

Light dependent resistor

Stretched spring

Stretched spring

Visible light spectrum

Colourimeter cuvettes with beetroot

Optics of near-sightedness

Optics of camera with no lens

Electroscope

Electrometer

Digital pH meter

Simple light bulb circuit

Simple light bulb circuit

Digital voltmeter

Digital colorimeter

Digital colorimeter with cuvettes

Digital colorimeter with cuvettes

Conductivity of a salt solution

Conductivity of aluminium

Conductivity of a glass rod

Conductivity of a metal spoon

Digital colorimeters with cuvettes

Digital multimeter

Digital multimeter with lightbulb

Swiss army knife

A Wolverson Corkscrew

Espresso maker

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