Ramsay, Helena

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Step by Step Sound

Hot and cold

1998
Text, activities, and simple experiments explain the scientific concepts of hot and cold with examples from everyday life.

Water

1998
Text, activities, and simple experiments introduce the scientific study of water, using examples from everyday life.

Sound

1998
Text, activities, and simple experiments explain the science of sound with examples from everyday life.

Rivers and lakes

1997
Discusses the nature and origin of water, how it can form rivers and lakes, and how people can use such bodies of water.
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