Orders placed online and which are over $299 ex gst are delivered freight free anywhere in Australia. Offer is valid until 31 December 2024 and excludes: (i) orders involving chemicals and (ii) orders involving oversized items such as safety cabinets, ovens, incubators, trolleys etc. Such items are highlighted on our website.
A tricky demonstration that really challenges a student’s understanding of optics and lenses. Why does the clear plastic rod invert the red coloured “GLASS” but not the blue coloured “DIOXIDE”?
