Cricut
I made a few projects using Cricut and I put it on my Drafting folder. (will upload a picture at a later date)
3d printing
I 3d printed 2 ballon powered cars and tested them to see how far they would go. (will upload a picture at a later date)
I also printed a wind turbine and tested it in a wind tunnel (will upload a picture at a later date)
Laser cutter