Ms. Hill brings 28 fish to school today. What will she and her students do with all those fish? Find out.'
Introduces about bacward and forward and how these forces are used in everyday life.'
the book explains about these force and how they affect the movement of difference objects.'
All the things and activity make a rotation to move. The books explain about that.'
The books introduces to upward and downward motion and explains how the forces of lift and gravity cause these movements. '
It all started with water. But how did one river make such a deep canyon? Read on and find out.'
The Rocky Mountains form the backbone of North America. They sure make a beautiful backbone. But how did they come to be and what animal call them home? Read on and find out.'