STEM – machinery, gears and levers Monday, 4th December · by Mr Williams · in Uncategorised. · We have been learning about how machines move. We discussed lots of different machines and thought about the force that makes them move. We then used k’nex and worked collaboratively to make our own levers and gears. Share with family & friends:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)