Actually they made projects of their choosing first.



The pneumatic press could squeeze out water or crush cans.

This motorized car could automatically go back and forth.

He made both projects form the same set.

The pneumatics

can be used to make

a hand that can open/close, move left/right .and up/down

This dog can open and close its mouth, wiggle its tail, and move its eyes.

These instructions were on the computer.

This crane can pick up much weight.

Every one got to try out each other's project.


They raced their cars.

Tomorrow the challenge will be to make an inchworm.