Hint G4 - Rack and Pinion

We are sometimes asked to provide specialist handy Hints for specific purposes.

The rack and pinion shown opposite was produced for a challenge that required students to build a sports stadium with an opening roof.

The orange "ladder" in the photo moves horizontally as the green-toothed gear is turned.

KNEX resources > 57 Handy Hints > K'NEX gears, chain and spacers (G1-G5) > Hint G4


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