Orders placed online and which are over $299 ex gst are delivered freight free anywhere in Australia. Offer is valid until 31 December 2025 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.
Did you know that a vibrating guitar string moves the air and produces sound? This unique chart presents ingredients of sound including pitch, tone, pressure and vibration. An activity guide provides ideas for experimentation, particularly suitable for middle grades. 55 x 86cm, not laminated.
