List of scientific demonstrations

This is a list of science demonstrations used in educational demonstrations and popular science lectures.

Physics

• Balsa wood bridge — demonstrates compressive strength and tensile strength, teaches engineering thinking
• Egg drop competition — demonstrates compressive strength, teaches engineering thinking
• Hand boiler — demonstrates vapour-liquid equilibrium and simple heat engine principles
• Newton's cradle — demonstrates elastic collision, conservation of momentum, and conservation of energy
• Prince Rupert's Drop — demonstrates supercooling and tensile stress
• Self-siphoning beads
• Water rocket — demonstrates conservation of momentum, conservation of energy, the gas laws and basic rocketry

Chemistry

• Ammonia fountain — introduces concepts like solubility and the gas laws at entry level.
• Barking dog reaction — demonstrates rapid exothermic chemical reaction
• Blue bottle (chemical reaction) — demonstrates reduction and oxidation reactions, and chemical colour change
• Chemical garden
• Diet Coke and Mentos eruption
• Elephant toothpaste
• Fizz keeper
• Flame test
• Magic sand
• Mercury beating heart
• Screaming jelly babies