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All Mixed Up

This term we are learning about mixtures.  We have learnt that chefs, wizards and scientists all create mixtures using different substances.  These mixturews could be called recipes, spells or experiments.  This week we mixed powdered icing sugar, cocoa powder and popped rice to find out what happens.  We learnt that some mixtures are homogeneous.  This huge word means that once you have mixed the ingredients together, you can’t unmix them easily.  Other mixtures are

.  If you took a sample from the popped rice and icing sugar, you could get a popped rice or just some icing sugar.  Some mixtures can be separated again.  You could separate icing sugar and the popped rice using a fine sieve.  These photographs show the mixtures.

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