Feel the power of a bulldozer as it topples a tree. Hear the crash of the blade as the snowplow works to clear the street. Learn about these and other mighty machines and the...

Feel the power of a bulldozer as it topples a tree. Hear the crash of the blade as the snowplow works to clear the street. Learn about these and other mighty machines and the...

Feel the power of a bulldozer as it topples a tree. Hear the crash of the blade as the snowplow works to clear the street. Learn about these and other mighty machines and the...

Feel the power of a bulldozer as it topples a tree. Hear the crash of the blade as the snowplow works to clear the street. Learn about these and other mighty machines and the...

Describes and illustrates the job of a truck driver and how a semi-truck works.

Describes and illustrates the job of a paramedic and how an ambulance works.

Describes and illustrates the job of a fire fighter and how a fire engine works.

Describes and illustrates the job of a garbage collector and how a garbage truck works.

Describes and illustrates the job of a snowplow driver and how a snowplow works.

Describes and illustrates how a tractor is operated.