HiFi loudspeaker
Ultrasound detector
Guitar strings
Tuning forks
Paint bouncing on audio speaker
Guitar strings at rest and vibrating
Guitar strings vibrating
Wave diffraction
Wave interference
Timing chip
Timing chips
Ruler vibrating
Cymatics sound pattern
Loudspeaker and microphone
Acoustic properties of soap films
Supplies for driving force experiment
Battery test circuit
Investigating weight bouncing on spring
Simple machines
Simple machine
Neodynmium magnets
Magnets with a small compass
Magnets
Magnetic repulsion
Magnetic attraction
Dipping magnet in iron filings
Magnetising a needle
Magnetic field
Clinometer
Newton's cradle
Close up of a stationary electric motor
Rotating electric motor
Mobile phone speaker, SEM
Three-core electrical cable
Greaseproof paper
Soil moisture and light meter
Soil pH meter
Bourdon pressure gauge
Magnetic field of lodestone
Magnetic field from an electric current
Hearing treatment centre
Eardrum, SEM
Sand dunes acoustics research
Light microscope
Human eye model
Hand lens
Slinky spring
Light refracted by a semi-circular block
Straight waves on a ripple tank
Assorted LEDs
Resistors
Light dependent resistor
Light dependent resistors
DC motor commutator end cap
Digital pH meter
Simple light bulb circuit
Digital voltmeter
Digital colorimeter
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
Cross polarized filter
Digital stopclock
Digital stopwatch
Variable resistance box
Coulombmeter
Voltmeter
Rheostat
Eye anatomy model
Battery and steel wool
Electrostatic attraction
Potentiometer jockey
Multipurpose meter shunts
Simple circuit with motor
Electrical transformer coils
Light-dependent resistor
Using a 'makeshift' calorimeter
Electronic diode
Potentiometers
Stretched spring
Gyroscope
Gyroscope balancing on a wire
Hydrometer
Visible light spectrum
Colourimeter cuvettes with beetroot
Optics of near-sightedness
Optics of camera with no lens
Electroscope
Electrometer
Buzzer
Testing sulphur for conductivity
Concave lens
Hand pouring a jug of water into container of oil and syrup
Mirror reflecting torchlight
Orbital phases demonstration
Light refraction with biconvex lens
Pulley system
Light dispersion experiment
Weighing an apple
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Konig's flame manometer
Jules Antoine Lissajou's apparatus
Vibration of Sound
Vibrating tuning fork of a low frequency
Water splashing caused by a tuning fork
Salt cellar
Compasses
Compass
Loofa
Salt in a dish
Sparkler and sparks
Sparkler
Container of the chemical element actinium
Container of the chemical element aluminium
Container of the chemical element americium
Container of the chemical element antimony
Container of the chemical element arsenic
Container of the chemical element berkelium
Container of the chemical element beryllium
Container of the chemical element boron
Container of the chemical element caesium
Container of the chemical element calcium
Container of the chemical element californium
Container of the chemical element carbon
Container of the chemical element cerium
Container of the chemical element copper
Container of the chemical element curium
Container of the chemical element dysprosium
Container of the chemical element einsteinium
Container of the chemical element europium
Container of the chemical element germanium
Container of the chemical element gold