For my 9th and last work sample for 9th grade, We had to do an onshape choice project where we chose what we had to do that had some level of difficulty. I decided to do a Do-Nothing-Machine. It uses a lever and two blocks to move as seen in the animation below.
One of the 21st century skill used here was self directional skills. https://drive.google.com/file/d/1dONG_H_mVLez4z6KlK7Qzhe87ww_1kGb/view
One of the 21st century skill used here was self directional skills. https://drive.google.com/file/d/1dONG_H_mVLez4z6KlK7Qzhe87ww_1kGb/view