Science Experiment: What happens to biscuits in different substances?
You will need:
For this experiment you are going to put a biscuit in each substance and see what happens and how long the changes take.
Before the experiment, ask your child:
How do you think the biscuit will change in the oil/vinegar/milk/water?
Do you think the biscuit will get bigger or smaller?
Do you think the biscuit will change colour?
What else might happen?
After the experiment:
Talk to your child about…
Which substance made the biscuit change the most?
Which substance made the biscuit change the least?