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Materials Required
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* Peas peeled and frozen in the freezer for 1 month.
* Fresh peas
* Peeled peas just preserved in the refrigerator for 10 days.
* Cooking ingredients (same for all 3 types of peas)
* 3 bowls
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Method
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- Thaw the peas kept in the freezer.
- Thaw the peas kept in the refrigerator.
- Now put the peas in 3 separate bowls with the cooking ingredients and put them in a pressure cooker to cook. Make sure to mark the containers.
- Now serve the 3 variety of pea vegetables to your family, first serving the peas just kept in the refrigerator, fresh peas and then the frozen peas once they are done. Do not tell them, which is which and note their observations.
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What is Learnt
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Freezing slows bacterial action, bacteria cannot survive in cold environment and become inactive.
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Conclusion
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Your family members can easily figure out the peas that had been just kept in the refrigerator for 10 days from the fresh peas, but will not be able to figure out the frozen peas easily.
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Flash Cards