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A piece of glass or other transparent material with at least one curved surface. Lenses are used to change the direction of light rays that pass through them (focusing or dispersing the rays).

Science Learning Hub Survey 2014

Dear Hub visitor,

You're invited to participate in an online survey about the New Zealand Science Learning Hub. This survey was designed to help Hub staff enhance and develop further the site. This is different from our November 2013 survey, so even if you took part in that survey, we would appreciate you taking this survey as well.

Take the survey