Category: 17 – Gear Systems with Whole Number Ratios

LPFIB-V1 – 200 – 15

Build by Pau.

LPFIB-V1 – 190a

We compare the number of revolutions. With the remote control for trains we can control the speed of the motors, so that we can count the revolutions.

LPFIB-V1 – 192 – 10

Dad didn’t want to wait. So he built the model by himself.  Only the visible black pin is from me.

LPFIB-V1 – 199 – 15

Easy.

LPFIB-V1 – 190 – 10

Easy.

LPFIB-V1 – 195 – 54

The models are becoming bigger. But thanks to detailed pictures it isn’t too difficult.

LPFIB-V1 – 196 – 10

LPFIB-V1 – 194 – 27

The challenge in today’s session. Where to start was the question.