Title: Inclined Planes and Wedges (Early Bird Physics)
Description: Look around you and you will see these simple machines everywhere. Discover how inclined planes and wedges are used and how they make work easier!
Subjects: Inclined planes, Wedges, Juvenile literature, Machinery, juvenile literature, Machinery, Airplanes, Airlines, juvenile literature, Inclined planes -- Juvenile literature, Wedges -- Juvenile literature