Tuesday, 19 August 2014

Change Detectives

In Science this term we are investigating how things change when we heat and cool them and the different states of matter. We have been using our critical thinking to make predictions and have been learning to follow a procedure to complete simple experiments. Our favourite one so far has been making homemade ice cream!
First, we some sloshy milk mixed, some sugar and vanilla essence (which smells really yummy) into a zip lock bag and closed it tight.
Next, we put our little zip lock bag into a big zip lock bag. We had to add crushed ice and 6 tablespoons of salt to the big bag.
Then, we sealed the big bag and shook it for a few minutes. The salt and ice react to make the temperature really cold and before we knew it the milk had gone solid!
Lastly, we added sprinkles and put our tasty treat in a bowl. Delicious!












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