| How to grow crystals
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How to grow crystals
Rock candy, also known as sugar crystals, is a fun and tasty treat that is actually better for you and your kids than most other kinds of desserts. It is easy to make with ingredients that you already have around your house and you can use it as a great project to teach your kids some of the fundamentals about science and rock formation. Sugar crystals even make great treats for kids at birthday parties – and even the adults will be lusting after a stick of rock candy. If you are looking for a tasty summertime treat that is as fun to make as it is to eat, then sugar crystals are for you.
Things you require in order to know how to grow crystals
alum
glass jar
water
alternatives to alum: rock salt, sugar, salt, epsom salts
Steps to follow to learn how to grow crystals
Pour 1 cup of alum into a 500 ml glass jar. Fill the jar with water.
Allow the water to dissolve the alum; cover up the top of the jar and sit it in a windowsill, in direct sunlight if possible.
Wait for a week or so. The water will continue to evaporate during this time. Keep a watch over it.
Take a look. There will be some crystals around the edges, bottom and top
How to grow crystals >
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