Wheels and Levers New Lesson ALL ABOUT ROLLERS

Wheels and Levers New Lesson: ALL ABOUT ROLLERS!

What are Rollers? A roller is like a wheel. It is a LOOOOONG round device that spins on an axle and allows things to roll on top of it. When you put many rollers together, you can roll objects across large spaces quite easily.

What do Rollers Look Like? Well…here’s an example! But that just shows one box being moved so here’s an even BETTER example! But remember rollers can also be used to…FLATTEN STUFF! Like this and this! You see, rollers can be used for many things!

Rollers can be used for many things! Such as… Painting:

Rollers can be used for many things! Or exercising…

Rollers can be used for many things! Or moving things around as a conveyor system…

Why use Rollers? The central post office uses rollers to get all of the mail and packages from one place to another. Why would the use a roller conveyor system like this? Why not use dollies?

Why use Rollers? Most factories move their products around their building using rollers. WHY USE ROLLERS INSTEAD OF WHEELS?

Demonstrate Understanding Your job will be to work with your deskgroup and create a TABLEAU that shows an understanding of… What rollers are and… Why people use rollers instead of wheels. You will have 5 minutes to prepare. We all present today