01 / EXPERIMENT CATALOGUE
106 ways to investigate matter.
This is the experiment map, not the simulator yet. Individual interactive experiments will be built and linked one by one as you choose them.
ZONE 01 · 10 EXPERIMENTSExperiments on Matter
- Diffusion of ink in water
- Diffusion of perfume in air (demonstration)
- Comparing diffusion in hot and cold water
- Dissolving sugar in water
- Dissolving salt in water
- Comparing solubility at different temperatures
- Observing melting ice
- Observing evaporation of water
- Observing condensation on a cold surface
- Comparing solids, liquids, and gases using particle models
ZONE 02 · 12 EXPERIMENTSMixtures and Separation Experiments
- Separating sand and water by filtration
- Separating salt and water by evaporation
- Separating sand and salt
- Separating iron filings and sand using a magnet
- Separating oil and water
- Separating insoluble impurities from water
- Crystallisation of salt
- Growing copper sulphate crystals (teacher-supervised)
- Separating colours in ink using paper chromatography
- Demonstrating sedimentation and decantation
- Separating cream from milk (demonstration)
- Separating liquids using distillation (teacher-supervised)
ZONE 03 · 10 EXPERIMENTSAcids, Bases, and Indicators
- Testing substances with blue and red litmus paper
- Testing acids and bases using turmeric
- Preparing a red cabbage indicator
- Testing lemon juice with an indicator
- Testing vinegar with an indicator
- Testing baking soda solution with an indicator
- Comparing the pH of household solutions using pH paper
- Demonstrating neutralisation using a safe dilute acid and base (teacher-supervised)
- Comparing natural and synthetic indicators
- Observing indicator colour changes at different pH values
ZONE 04 · 09 EXPERIMENTSMetals and Non-Metals
- Comparing the electrical conductivity of metals and non-metals
- Comparing the malleability of different metals
- Comparing the lustre of common metals
- Testing the magnetism of different materials
- Observing rust formation on iron nails
- Comparing rusting in dry and moist conditions
- Investigating the effect of salt water on rusting
- Demonstrating rust prevention using paint or oil
- Comparing the physical properties of copper, aluminium, and iron
ZONE 05 · 09 EXPERIMENTSChemical Reactions
- Observing a reaction between vinegar and baking soda
- Demonstrating the formation of a precipitate using safe classroom solutions
- Observing the reaction of an antacid with vinegar
- Comparing physical and chemical changes
- Observing the rusting of iron
- Demonstrating conservation of mass in a closed system (teacher-supervised)
- Comparing the temperature change in selected safe reactions
- Observing the decomposition of hydrogen peroxide using a classroom-approved demonstration
- Investigating how temperature affects the rate of a safe reaction
ZONE 06 · 08 EXPERIMENTSCrystals and Solutions
- Growing salt crystals
- Growing sugar crystals
- Comparing crystal formation at different temperatures
- Comparing saturated and unsaturated solutions
- Observing how evaporation produces crystals
- Investigating how the amount of solute affects saturation
- Comparing the shapes of different crystals
- Observing crystal growth over several days
ZONE 07 · 07 EXPERIMENTSCombustion and Fuels
- Observing the zones of a candle flame (teacher-supervised)
- Comparing luminous and non-luminous flames (demonstration)
- Investigating the conditions required for combustion
- Demonstrating that oxygen supports combustion
- Comparing the burning characteristics of different candle wicks
- Observing soot formation during incomplete combustion (demonstration)
- Investigating the fire-extinguishing effect of carbon dioxide (teacher-supervised)
ZONE 08 · 07 EXPERIMENTSFood Chemistry
- Testing food samples for starch using iodine solution
- Testing for proteins using a school-approved reagent (teacher-supervised)
- Testing for fats using the paper-spot test
- Comparing starch content in different food samples
- Observing browning in cut fruits
- Investigating how temperature affects food spoilage (sealed observational study)
- Comparing the effects of different storage conditions on food quality
ZONE 09 · 08 EXPERIMENTSWater Chemistry
- Comparing the clarity of different water samples
- Testing water pH using pH paper
- Demonstrating sedimentation and filtration
- Comparing the evaporation of pure water and salt water
- Observing dissolved substances left after evaporation
- Comparing the solubility of different substances in water
- Demonstrating water purification using a model filter
- Comparing hard and soft water using a teacher-approved soap test
ZONE 10 · 10 EXPERIMENTSEveryday Chemistry
- Comparing how soap and detergent behave in hard water
- Investigating how soap removes oily stains
- Comparing the cleaning action of different soaps
- Testing the acidity of common fruit juices
- Observing how baking soda reacts with an acidic liquid
- Comparing the dissolving rates of sugar cubes and granulated sugar
- Investigating how temperature affects dissolving
- Comparing biodegradable and non-biodegradable materials
- Testing the absorbency of different materials
- Comparing the water resistance of common materials
ZONE 11 · 08 EXPERIMENTSAtoms, Molecules, and Chemical Models
- Building molecular models using modelling kits
- Constructing models of water, carbon dioxide, and methane
- Comparing elements, compounds, and mixtures using particle models
- Modelling ionic bond formation
- Modelling covalent bond formation
- Building models of simple hydrocarbons
- Balancing chemical equations using physical counters
- Demonstrating conservation of atoms with molecular models
ZONE 12 · 08 EXPERIMENTSEnvironmental Chemistry
- Comparing the pH of rainwater and tap water
- Investigating particulate matter collected on sticky cards (observational demonstration)
- Comparing the clarity of water before and after filtration
- Investigating the biodegradation of different materials in soil
- Comparing the effects of soil type on water filtration
- Observing the decomposition of organic waste in a closed, ventilated composting system
- Comparing the properties of recyclable materials
- Investigating how oil affects water surfaces
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Safety first. Some ideas involve heating, flames, laboratory reagents, or chemical reactions. Perform them only with teacher supervision, appropriate protective equipment, and school-approved materials. This catalogue does not replace a teacher's safety instructions.