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12 matches in All Departments
Watch as a boy makes map of his room to show his friend the
location of the supplies he'll need to care of the boy's hamster
while the family goes on vacation. Simple text takes early readers
step by step through the types of features a room map needs to
have.
'What Is a Gas?' provides a simple explanation of matter, a
description of gases, and gives examples of how gases can change
into different shapes. The photographs and simple sentences help
early readers grasp these concepts quickly.
You push a swing. Your brother pulls a wagon. Forces are at work
all around you. But what exactly is a force? And how do forces act
on different objects?
A rock sinks in the water. A hot air balloon floats in the air.
Many objects float and sink. But what makes them move this way? And
how do people use floating and sinking in their lives?
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