Snail Car

Culloden LEGO CatsEaglesnest
April 24, 2010
Beverly Hills
Students from three groups are checking out gears ideas today by trying to make a car go the slowest.

Gears need to mesh for the motion to transfer from one place to another.
This strange gear train only makes clockwise motion on the follower gear no mater which way the driver goes.

Ideas were tested.

Fast  slower

Much slower

All sorts of ideas were tried out.

There was time to check out the AppaLEGO City.

RCX rover and NXT bot

Bunny hops around this month.  Data can be gotten from sensors.

As the cars were tweaked they were timed and tested.

Three contenders were great.

of Linda Hamilton
With support from

This version takes 3,375 rotations of the motor for the wheel to turn 1 time.