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Make your own cold pack with this endothermic chemical reaction
Read moreEnergy is required to break down substances, and it is released when new substances are formed. 'Heat' is most often released when a chemical reaction takes place, but with 'endothermic reactions', heat is absorbed and the reaction gets colder...
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Mix lemon juice and baking soda to make an endothermic reaction
Read moreEnergy is required to break down substances, and it is most often released when new substances are formed. Some chemical reactions called an 'endothermic reaction', also absorb energy or 'heat' in order to proceed, and the temperature of the...
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Test how oxygen affects the amount of vitamin C contained in orange juice
Read moreWe all know how important it is to get enough 'Vitamin C' in one's diet, but how long does Vitamin C in fruit juice last? Find out in the following science experiment.
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Snuff out a candle by ‘pouring’ carbon dioxide gas over it
Read moreCarbon dioxide also scientifically known as CO2, which is widely used in fire extinguishers are commonly used to put out fires because it is heavier than air. In this science experiment we will be putting out a fire invisibly...
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Demonstrate how molecule size affects its ability to escape from a balloon
Read moreMany people give balloons to congratulate someone, say happy birthday or get well soon, but unfortunately, they do not last forever and all balloons deflate over time. In this science experiment, you will test how the size of...
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Make your own recycled paper
Read moreNew paper is made from soft-pulp trees that is cut down and sawed into bolts for processing. These days, up to 40 % of paper is recycled to make new paper worldwide. For this science experiment, we will make...
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Find out what happens to gases when it is heated
Read moreAll matter on earth comes in three forms: Solids, liquids and gases. Examples of solids are: Rock, wood or salt. Examples of liquids are: Milk, water or mercury as found in some thermometers. Examples of gases are: Oxygen or...
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Calculate the viscosity factor of various liquids
Read moreMeasure the viscosity of various liquids by calculating the average time a round solid object takes to fall through the liquid to the bottom of a bottle in the following science experiment.
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Test and compare fat and oil content in everyday foods
Read morePeople living in very cold climates depend on fatty foods for energy, but fatty foods are also the reason for the many obese people around the world! Let's test the fat / oil content in some everyday foods with...
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Use chemistry to make your own homemade perfume
Read moreScents are almost certain to bring back memories for nearly anyone. Just think of the fragrance of a rose, the scent of old cedar, the heady aroma of lavender. Perfume making is one of the oldest forms...