Let's-Read-and-Find-Out Science: Snow Is Falling 自然科学启蒙-下雪了

  Snow is falling. Snow is wonderful - for sledding, for skiing, and for building snowmen. But did you know that snow can actually keep things warm? Find out how snow helps plants, animals, and people to survive. But when a blizzard blows, watch out! The snow that is so useful can be dangerous too.