
How Cold is Cold?
25/02/17My scientific friend Phyzz is looking forward to the summer. She hates the cold and the wet. But how cold is a frosty winter’s day, compared to the coldest cold […]
Read MoreMy scientific friend Phyzz is looking forward to the summer. She hates the cold and the wet. But how cold is a frosty winter’s day, compared to the coldest cold […]
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