Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
The apparatus and materials used for the hooks task (left column) and unbending task (right column). Note that the ends of the pipecleaners are folded over to prevent children injuring themselves on the wire core. (Online version in colour.)
