Work

Description:

What is work? You may think work is doing chores or going to a job, but you do work every time you move something from one place to another. With experiments that demonstrate these fundamental concepts, discover how you work, and how simple machines make doing work easier.

subjects: Juvenile literature,  Simple machines,  Work (Mechanics),  Mechanics,  Spanish language materials,  Machinery,  Work,  Machinery, juvenile literature,  Fiction,  Juvenile Fiction,  Mechanics, juvenile literature