Incomplete product - Automatic hand wash system

This is a didactic graph.(just DC motor only)

This is our group experiment product. ( just DC motor only)

Traffic Light 1

Computer Application - HTML Format website

This is a simple HTML format website, and suitable the budding student to learn about the HTML and Java Script.

W3Schools Online Web Tutorials

Three Cylinders

This is my first design work three cylinders. This is a open.