M.C. Langer
Baku, Azerbaijan Joined March 5th, 2009111 Instructables 1,437,406 Views 2,240 Comments 1,791 Followers
I'm Mario Caicedo Langer (M.C. for short), a Colombian STEAM educator living in Azerbaijan, BSc in Naval Sciences, Master in Toy Design, former Navy officer, and STEM certified Master Trainer. I am a CAD and 3D printing enthusiast and an artist specializing in junk art: making toys, crafts, props, and simple robots using e-waste, plastic trash, and ordinary stuff.
